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What is Kr5s2?

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Anonymous

∙ 13y ago
Updated: 5/24/2024

[Kr]5s24d1 would be Yttrium, If I remember correctly.

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Christop Hodkiewicz ∙

Lvl 13
∙ 4y ago
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N ion X- has the electron configuration Kr5s2 4d10 5p5. What is element X?

Since it has a -1 charge, it must have 1 more electrons than in the ground state, making the ground state[Kr]5s2 4d10 5p4. This looks like Te (tellurium).


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N ion X- has the electron configuration Kr5s2 4d10 5p5. What is element X?

Since it has a -1 charge, it must have 1 more electrons than in the ground state, making the ground state[Kr]5s2 4d10 5p4. This looks like Te (tellurium).


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