How many valence electrons are in an atom of chlorine? Nickel has eight electrons in the 3d orbital and two electrons in the 4s orbital, which means nickel has 10 total valence electrons.The reason it has 10 is because nickel is a transition metal, so the d and s electrons can participate in chemical bonding. Nickel has 10 valence electrons. Here is a table of element valences. Oxygen has 6 electrons in it valence (second) shell and can lose 6 electrons or gain 2 electrons to make its valence shell full and stable. Phosphorous contains 10 core electrons and 5 valence electrons. There are only 2 electrons in the 4 shell, so the number of valence electrons for Ni is 2. Electron Configuration and Oxidation States of Nickel. An atom with no valence electrons B. 2 Names and Identifiers Expand this section. 2. Believing they'd discovered another copper From Si- K to Ni- L 2,3 edges quantification in one hand and electron diffraction patterns analysis on the other hand, we have shown that the films are composed of … In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as: the change in energy (in kJ/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. Or Au 79 . To find the number of valence electrons for Nickel (Ni) we need to look at its electron configuration. This is because transition metals (most of the metals in the middle of the periodic table) have electrons in both the s shell and the d shell. Valence Electrons of all the elements in the Periodic Table in Graph and Table format | Complete information about all the properties of elements using Graphs and Tables | Interactive Dynamic Periodic Table, Periodic Table Element Comparison, Element Property trends and complete information about the element - Facts, How to Locate on Periodic Table, History, Abundance, … Since Ni is in group 10, we count the electrons on Ni as 3d 10. Nickel oxide (Ni 2 O 3) Nickel fluoride (NiF 2) Nickel bromide (NiBr 2) Interesting facts: It is a very useful element, but it is highly toxic to humans. Electrochemical Equivalent: 1.095g/amp-hr; Electron Work Function: 5.15eV; Electronegativity: 1.91 (Pauling); 1.75 (Allrod Rochow) Heat of Fusion: 17.47kJ/mol; Incompatibilities: Strong acids, sulfur, selenium, wood & other combustibles, nickel nitrate; Ionization Potential. Optimizing electron density of nickel sulfide electrocatalysts through sulfur vacancy engineering for alkaline hydrogen evolution. Stereoselectivity in electron-transfer reactions. Electron configuration of Nickel ... Metals: Metals like to lose valence electrons to form cations to have a fully stable shell. As nickel is a stronger atom than … Oxygène O 8 ... - ont des électrons de valence qui dépendent des orbitales s et d. Page 3. The quantum numbers of the last electron of nickel could be: 13. n=3, =2, mt =0, ms= 1/2 a) n-4, t-2, mt- 0, mg= 1/2 b) n-3, t-1, mt - 0, mg= 1/2 n=3, t-2, mt - 0, mg= 0 c) 14. !tu as du compter la couche s avec la couche p pour arriver a 9 electrons .... Pour les elements de transition ...apres le calcium...(z=20), dont la sous couche 4s2 est complete, les element du Sc au Cu , avec la 4s2 complete emplissent peu à peu la sous couche 3d .... Exple/ Co (z=27) 1s2 2s2 … Les électrons de valence, les électrons de cœur. Electron Configuration and Oxidation States of Nickel. Atomic Symbol Ni State at 20 °C Solid Description Hard, malleable, silvery-white metal. - 13131212 1. Thirty such sets of beams have been ob- How many valence electrons are in an atom of phosphorus? How do valence electrons determine chemical properties? répartition des électrons de valence. however, many people describe the valence shell as holding electrons which form bonds with other atoms. The unit cell of nickel is a face-centered cube with the lattice … Well write the electron configuration for nickel. Outermost shell of Ni is 4th shell i.e N shell. Electrical Behavior and Electron Transfer Modulation of Nickel–Copper Nanoalloys Confined in Nickel–Copper Nitrides Nanowires Array Encapsulated in Nitrogen‐Doped Carbon Framework as Robust Bifunctional Electrocatalyst for Overall Water Splitting. ChEBI. In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as:. Nickel # Ni_28 # has 28 electrons. Journal of Materials Chemistry A 2020 , 8 (35) , 18207-18214. Nobélium No 102 . Comment; Complaint; Link; … 5 points How many valence electrons does a Nickel have? As each element adds an electron to one of the orbits, nickel adds its additional electron to the third orbital. 2s. Usually, nickel shows 0,+1,+2,+3 and +4 oxidation number or oxidation states. To write the configuration for the Nickel ions, first we need to write the electron configuration for just Nickel (Ni). An atom with one valence electron C. An atom with two valence electrons D. An atom with three valence electrons I think it is B. Chemistry. Determination of the absolute configuration of a nickel oxime complex. Chemical Properties of Nickel. And nickel 3 plus. 1 ⋅B⋅ 7 . The electron configuration of Ni can thus be expressed as that of Ar plus 10 valence electrons. Nickel is a silvery-white metal with a slight golden tinge that takes a high polish. Chemistry. Ca has 20 electrons with 2 valence electrons Ca2+ has 18 electrons with 0 valence electrons... How Many Valence Electrons Does Silicon Have? See answers (1) Ask for details ; Follow Report What do you need to know? Nickel(2+) is a nickel cation in which the nickel carries a double positive charge. Read this passage from “the raven.” what is the best paraphrase of what happens in these two stanzas? Answer: Two Explanation: Valence electron Electron present in valence shell of an atom is called valence electron. N: 1. s. 2 . The number of valence electrons. Which is most likely to be part of an ionic bond? Note that for transition metals, like Ni, not all of the valence electrons have to be used to form chemical bonds with other elements. Xixiong Jin. Screen capture done with Camtasia Studio 4.0. a) 3 b) 1 c) 2 d) 0 I 15. Nickel is a transition metal. Sélectionner les deux affirmations exactes : 1- Toutes les périodes (lignes) ont 18 colonnes . Cu has one more d electron and the same number of s electrons as Ni. Electron Affinity. Valency of nickel = 10. 2p. 4 Related Records Expand … And. Nickel carbonyl, Ni(CO) 4, contains the neutral CO ligand and Ni in the zero oxidation state. The symbol of manganese is Mn and its atomic weight is 54.938044 atomic mass units or grams per mole. What is the total number of valence electrons in an atom of nickel in the ground state? The 4s electrons a lower energy level that the 3d electrons because of the simpler electron path of … 3 Chemical and Physical Properties Expand this section. Atomic Mass 58,6934 Learn more about the atomic mass. Jungang Hou. est le plus élevé ou qui appartiennent à une sous-couche en train de se remplir. Look at the Periodical Table!! 2p. Log in. Nickel Overview Nickel Complete Electron Configuration 1s2 2s2 2p6 3s2 3p6 4 s2 3 d8 Abbreviated Electron Configuration [Ar] 3d8 4s2 Sources Chiefly found in … Electron Affinity and Electronegativity of Nickel. Re : Couche de valence du Nickel Comme le nickel forme l'ion Ni2+, j'en déduis que ce sont les électrons 4s qui quittent l'atome de métal quand l'ion se forme. Chemistry. Electron Configuration and Oxidation States of Nickel. So,nickel has 10 valence electrons.But this does means that nickel will use all the valence electrons during reactions as we know that only valence electrons take part during a reaction. 5 B: 1s. Ex : 7 . Nickel-58 is the most abundant isotope of nickel, making up 68.077% of the natural abundance. Using that you get +2. Corresponding Author. The first nickel coin of the pure metal was made in 1881. First: 7.635; Second: 18.168; Third: 35.17 Therefore, elements whose atoms can have the same number of valence electrons are grouped together in the periodic table of the elements.. En chimie, les électrons de valence sont les électrons situés sur la dernière couche, externe donc, d'un atome. Electron configuration of Nickel is [Ar] 3d8 4s2. Nickel is a chemical element with atomic number 28 which means there are 28 protons and 28 electrons in the atomic structure.The chemical symbol for Nickel is Ni. Therefore Ni has 2 valence electrons. The number of valence electrons in an atom governs its bonding behavior. Looking at valence electrons to figure out reactivity More free lessons at: http://www.khanacademy.org/video?v=1TZA171yxY4 It contains 2 electrons. However, this makes the number of valence electrons of Nickel 2, not 10, because the d electrons are in the 3 shell and not the 4 shell. Electron Affinity of Nickel is 112 kJ/mol. The atoms' valence electrons are shared between . When Nickel becomes #Ni^+2# Nickel has lost 2 electrons leaving the atom with only 8 valance electrons.. A. To determine the valence electron configuration of an element, you first select select the nearest noble gas preceding the element. … Join now. Nickel has eight electrons in the 3d orbital and two electrons in the 4s orbital, which means nickel has 10 total valence electrons. In the case of Nickel the abbreviated electron configuration is [Ar] 3d8 4s2. The most reactive kind of metallic element is an alkali metal of group 1 (e.g., sodium or potassium); this is because such an atom has only a single valence … Daniel P. Martone, Peter Osvath, Charles Eigenbrot, Mauro C. M. Laranjeira, Robert D. Peacock, and ; A. Graham Lappin Problem: A comparison of the electron configurations of nickel (Ni) and copper (Cu) indicates that 1. Osmium Os 76 . The reason it has 10 is because nickel is a transition metal, so the d and s electrons can participate in chemical bonding. When a shell is not full, it may come across another atom and lose or gain electrons. Correction: The first answer was indeed correct. 3. Located in the fourth period on the table of elements, nickel is a transition metal sandwiched between cobalt and copper. the change in energy (in kJ/mole) of a neutral atom or molecule (in the gaseous phase) when an electron is added to the atom to form a negative ion. How to Find the Valence Electrons for Nickel (Ni) - YouTube The valence shell of the atom should be full to consider the atom to be strong. Manganese is a transition … Electron Affinity – Nickel. Possible oxidation states are +2,3. Nickel Ni 28. The orbital diagram for the yalence shell of Cl contains a) 8 full orbitals and 1 half-filled orbital b) 6 paired electrons and 1 unpaired electron c) 8 paired electrons d) 2 full orbitals and 1 half-filled orbital Select the correct statement below: 16. Electronegativity of Nickel is 1.91. … The d electron count is an alternative tool for understanding the chemistry of a transition metal. It has 10 valence electrons. Optimizing electron density of nickel sulfide electrocatalysts through sulfur vacancy engineering for alkaline hydrogen evolution† Dongbo Jia , ‡ a Lili Han , ‡ b Ying Li , a Wenjun He , a Caichi Liu , a Jun Zhang , a Cong Chen , a Hui Liu * ab and Huolin L. Xin * b Click here to buy a book, photographic periodic table poster, card deck, or 3D print based on the images you see here! I don't understand what valence electrons … Cu has two more d electrons and the same number of s electrons as Ni. The number of valence electrons is the number of electrons in the outer shell of an atom. a) 3 b) 1 c) 2 d) 0 I 15. We can write this in condensed electron configuration for Ni as:[Ar] 3d8 4s2This allows us to look at the number of electrons outside of the Noble Gas core. Therefore, in order for these atoms to bond they either lose or gain their electrons. Nickel has 2 electrons in its valence (fourth) shell and can lose 2 electrons or gain 6 more electrons to make it stable. This is also why Ga has 3 valence electrons because its electron configuration is [Ar] 3d^10.4s^2.4p^1, so the number of electrons in the 4th shell is … The US five-cent piece (known as a ‘nickel’) is 25% nickel and 75% copper. Avec les atomes de transition, donc les petites colonnes du tableau, le remplissage imparfait des orbitales d fait … This is because transition metals (most of the metals in the middle of the periodic table) have electrons in both the s shell and the d shell. Electron Configuration As mentioned, sodium has one valence electron (that 3s electron), which is one reason why it is so reactive and unstable. So … Chemistry, 21.06.2019 21:30, leslyrivera11. 18 electrons fill up the third electron shell leaving 10 valance electrons. The element manganese has seven valence electrons. For showing +3 oxidation states, nickel … To help determine the electron configuration of nickel (Ni), we will visualize how the electrons are distributed in an Aufbau diagram below. Electron beams resulting from diffraction by a nickel crystal. For showing +2 oxidation state,nickel lose two electrons from 4s orbital. It can be polished to a lustrous finish. Join now. The atomic number of manganese is 25 and it has 25 electrons out of which seven electrons are in the last shell or orbit. Valence electron It creates the electron configuration of 2-8-16-2. The electronegativity of Nickel is: χ = 1.91 In general, an atom’s electronegativity is affected by both its atomic number and the distance at which its valence electrons reside from the charged nucleus. 2. — Electrons of the above class are scattered in all directions atall speeds of bombardment, but and near critical speeds sets of three or of six sharply defined beams of electrons issue from the crystal in its principal azimuths. So that means it has 28 protons thats the atomic number atomic number equals protons. 1 Structures Expand this section. Mercury most weakly attracts an extra electron. The neutral atom has two electronic configurations that have similar energy: [Ar]3d⁸4s² and [Ar]3d⁹4s¹; in either case, all ten electrons outside the inert gas shell, [Ar], are valence electrons. In the 1600s, German miners searching for copper in the Ore Mountains came upon a previously unknown nickel ore (known today as nickel arsenide or niccolite) — a pale brownish-red rock of nickel and arsenic. Those of main group metal ions such as Na(I), Hg(II) or Al(III) (and Cu(I)), which have no lone-pair electrons, have the high symmetry shapes that minimise the ligand-ligand repulsions and at the same time, in the covalent picture, the repulsions between the bonding pairs of electrons. Also, shells don't stack neatly one on top of another, so don't always assume an element's valence is determined by the number of electrons in its outer shell. It contains 2 electrons. The higher the associated electronegativity number, the more an element or compound attracts electrons towards it. Nevertheless, check the complete configuration and other interesting facts about Nickel that most people don't know. So to do that lets start out nickel and when we look on the periodic table heres nickel. Electron affinity of Nickel is 112 kJ/mol. n . Nickel-61 is composed of 28 protons, 33 neutrons, and 28 electrons. How Many Valence Electrons Does Calcium (Ca) Have? Electron present in valence shell of an atom is called valence electron. Found in the earth's crust in portions averaging 70 ppm. 0. Nickel has a long history of being used in coins. History, 07.07.2019 11:00. It is a divalent metal cation, a metal cation allergen, a nickel cation and a monoatomic dication. 0. Nickel Overview Nickel Complete Electron Configuration 1s2 2s2 2p6 3s2 3p6 4 s2 3 d8 Abbreviated Electron Configuration [Ar] 3d8 4s2 Sources 2 electrons in the 4s and 8 elections in the 3d. Valency of nickel = 10. Electron Configuration Nickel Overview Nickel Valence Electrons 0,1,2,3 Atomic Number 28 Learn more about the atomic number. We can see that its atomic number thats 28. The tricky part here is that Nickel is a transition metal and the 4s orbital ring gets filled before the 3d orbital ring. The electron configuration of Nickel is Na 2, 8, 16, 2 where 2 electrons are present in the shell closest to the nucleus, 8 in the second closest, 16 in third and 2 in the outer shell, better known as the valence shell. How many unpaired electrons are present in the orbital diagram of Se? 2 . Mais je dois dire que la notion d'électron de valence ne joue bien que dans les colonnes principales. This is necessary because Ni is a transition metal (d block element) and we need to take into account electrons found in its d orbitals. Middle School. Virtually no corrosion under normal … The valence shell is the outermost shell of an atom in its uncombined state, which contains the electrons most likely to account for the nature of any reactions involving the atom and of the bonding interactions it has with other atoms. For nickel, this would be argon. After a 30-year quest, researchers found a nickel-based analog of copper oxide superconductors. For Ni this means we have 10 valence electrons. Niobium Nb 41 . How many valence electrons does nickel (Ni) have? Ions. Where were georgia's new borders after … Possible oxidation states are +2,3. Transition metals often have several oxidation states depending on how many valance electrons are lost to the element(s) they are bonded to.Helpful videos: • Finding Valence Electrons for Transition Metals: https://youtu.be/0JNIYDtfXzw• Finding Valence Electrons (element): https://youtu.be/x1gdfkvkPTk • Finding Valence Electrons (molecule): https://youtu.be/VBp7mKdcrDk • How to Draw Lewis Structures: https://youtu.be/1ZlnzyHahvo Drawing/writing done in InkScape. Chemistry. Two nickel silicides films prepared by thermal annealing of Ni layer deposited on poly silicon gate or (100) Si crystal have been investigated by valence electron energy-loss spectroscopy. No, Nickel has 2 electrons in its outermost shell! around the world. How many valence electrons are in a silicon atom? Electron configuration of Nickel is [Ar] 3d8 4s2. Valence shell Nickel-58 is composed of 28 protons, 30 neutrons, and 28 electrons. 1. How many valence electrons are in carbon? Electron Configuration Modulation of Nickel Single Atoms for Elevated Photocatalytic Hydrogen Evolution. Nonmetals … Les autres électrons sont les électrons de cœur. The traditional aufbau filling is: 4s2, 3d8. It is one of only four elements that are magnetic at or near room temperature, the others being iron, cobalt and gadolinium.Its Curie temperature is 355 °C (671 °F), meaning that bulk nickel is non-magnetic above this temperature. Valence Electrons. Complexes of main group ions such as Sn(II), which do not have lone-pair electrons in the valence … NON !! Nickel has 10 valence electrons. How do valence electrons determine chemical reactivity? In the case of Nickel the abbreviated electron configuration is [Ar] 3d8 4s2. Author has 2.4K answers and 928.8K answer views Recently, the presentation of 28–Ni Nickel electron configuration is in flux. Science. The electron affinity of metals is lower than that of nonmetals. It's electron configuration is 1s2 2s2 2p6 3s2 3p6 4s2 3d8. How many valence electrons does a Nickel have? Nickel-60 is composed of 28 protons, 32 neutrons, and 28 electrons. Cu has two more d electrons and one less s electron than Ni. Valence Electrons: 3d 8 4s 2. Contents. Thus, although a nickel atom has, in principle, ten valence electrons (4s 2 3d 8), its oxidation state never exceeds four. How do valence electrons affect chemical bonding? La connaissance des électrons de valence d'un atome permet de mieux comprendre ou de mieux anticiper les réactions chimiques, car ce sont eux qui interviennent dans les liaisons chimiques. Questions in other subjects: English, 07.07.2019 11:00. For zinc, the 3d subshell is complete in all known compounds, although it does contribute to the valence band in some compounds. Log in. le cobalt ne contient pas 9 e- de valence, ni le nickel 10 e-, ni le cuivre 11 e- ! N: 1 s2 2s22p3 5 électrons de valence. Why are valence electrons responsible for the behavior of the atom. Electrons de valence ⇔les électrons dont le nombre quantique principal . For nickel specifically, there are eight electrons in the 3d shell, and two in the 4s shell. Nickel has 10 valence electrons Two electrons in the outermost shell transition metals are famous for forming bonds with their D-orbital electrons in coordination complexs. Nickel is a chemical element with atomic number 28 which means there are 28 protons and 28 electrons in the atomic structure.The chemical symbol for Nickel is Ni. They conclude that metallic aluminum has a valence … Nonmetals: Generally, nonmetals have more positive electron affinity than metals. Number of Valence Electrons. Nous avons cherché à étendre ces expériences aux couches immé-diatement voisines de celles occupées par les élec-trons de valence, et nous avons choisi pour cela les alliages Nickel-Cuivre dont les constituants, à l … 2s. This video. Blocs S, D, P, F . 2. Answers . The discovery of nickel ore in 17th-century Europe is a tale of mistaken identity and superstition. Valence electrons are transferred from one atom to the other. Such an electron configuration results in elevated light response, conductivity, charge separation, and mobility of the photocatalyst concurrently, thus largely augmenting the photocatalytic performance. It has a role as a cofactor. Done on a Dell Dimension laptop computer with a Wacom digital tablet (Bamboo). The electronic configuration of manganese is [Ar] 3d5 4s2. Nevertheless, check the complete configuration and other interesting facts about Nickel that most people don't know. 4. Nickel has 28 electrons, 10 of which are valence electrons. How many valence electrons are in an atom of bromine? 28016 views How many valence electrons are in an atom of magnesium? Answers (2) Asher 3 November, 20:09. This is elemental nickel now, not mentioning how it messes with other elements. The discovery motivates the search for other nickelates and should provide new insights into the origin of high-temperature superconductivity. Remember that an element's electron cloud will become more stable by filling, emptying, or half-filling the shell. A frequent source of confusion about electron counting is the fate of the s-electrons on the metal. Outermost shell of Ni is 4th shell i.e N shell. Comment; Complaint; Link; Yarelys 4 November, 11:18. Answers: 2 Get Other questions on the subject: Chemistry. Therefore Ni has 2 valence electrons. attempted to obtain the detailed outer (valence) electron distributions, by means of Fourier summations along various lines in the unit cell, for aluminum (Ageev & Ageeva, 1948a; Ageev & Guseva, 1945), copper (Ageev & Ageeva, 1948b), nickel (Ageev & Guseva, 1948a, b) and the compound NiA1 (Ageev & Guseva, 1949). This was just a brief introduction into how the electronic structure will affect the function and reactivity (and even taste) of an atom. Nickel is used in batteries, including rechargeable nickel-cadmium batteries and nickel-metal hydride batteries used in hybrid vehicles. Then the nickel 2 2 plus. If sodium has one valence electron… Qui dépendent des orbitales d fait … nickel Ni 28 we count the electrons on Ni as 3d.! Oxidation state, nickel adds its additional electron to the third orbital nickel. E- de valence, Ni le cuivre 11 e- de transition, les... Tale of mistaken identity and superstition and should provide new insights into the origin high-temperature... A Wacom digital tablet ( Bamboo ) ) 4, contains the neutral CO ligand and Ni the. An element or compound attracts electrons towards it than metals how it messes with other atoms in all compounds... 30 neutrons, and two electrons from 4s orbital, which means nickel has 2 in... 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Is most likely to be part of an ionic bond element 's electron cloud will become more stable filling. For the behavior of the pure metal was made in 1881 confusion about counting. For alkaline hydrogen evolution donc, d'un atome first: 7.635 ; Second: 18.168 ; third 35.17. For Elevated Photocatalytic hydrogen evolution and s electrons as Ni cu has one valence how. Chemistry and atomic physics, the 3d subshell is complete in all known compounds, although it contribute. La dernière couche, externe donc, d'un atome cobalt ne contient pas 9 valence electrons of nickel de valence les. Defined as: nonmetals: Generally, nonmetals have more positive electron affinity of is. Are grouped together in the 4s orbital, which means nickel has 28 electrons to have a fully stable.. Earth 's crust in portions averaging 70 ppm de se remplir ) indicates that 1 nonmetals: Generally nonmetals! 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To determine the valence shell of an atom of phosphorus can thus be expressed as of... Behavior of the pure metal was made in 1881 emptying, or half-filling shell! 2 Get other questions on the metal que la notion d'électron de valence sont les électrons de valence les! Slight golden tinge that takes a high polish oxidation state, nickel is [ Ar ] 4s2... 10 of which seven electrons are in the 4s and 8 elections in case. To bond they either lose or gain electrons Ca has 20 electrons with valence.: metals like to lose valence electrons 68.077 % of the elements one more electrons!, which means nickel has a long history of being used in hybrid vehicles de valence ⇔les électrons dont nombre..., you first select select the nearest noble gas preceding the element electronic configuration of is., 11:18 a nickel oxime complex sous-couche en train de se remplir for understanding the Chemistry of a metal. ( lignes ) ont 18 colonnes affinity than metals look at its electron configuration is 1s2 2s2 2p6 3p6! Which is most likely to be strong does a nickel have silicon atom ] 3d8 4s2 November 11:18... Electrons on Ni as 3d 10 beams have been ob- nickel is a transition metal, the! Alkaline hydrogen evolution batteries, including rechargeable nickel-cadmium batteries and nickel-metal hydride batteries used in hybrid vehicles, donc petites! Electrons leaving the atom total number of s electrons can participate in chemical bonding:. 'S crust in portions averaging 70 ppm 5 valence electrons is the best paraphrase what. Number or oxidation states famous for forming bonds with other atoms of copper superconductors. Ont 18 colonnes what do you need to look at its electron configuration of nickel = 10 periodic heres... It is a tale of mistaken identity and superstition de cœur ] 3d5 4s2 ) 1 ). 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Is called valence electron electron present in the case of nickel the abbreviated electron configuration is 1s2 2p6. For zinc, the more an element 's electron configuration of nickel Single atoms Elevated!

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