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The electronic configuration of copper can be represented in this these way/ways

(1) 1s2 2s2 2p6 3s2 3p6 4s1 3d10

(2) [Ar] 3d10 4s1

(3) 1s2 2s2 2p6 3s2 3p6 4s2 3d9

(a)

Only 1 and 2 are correct

(b)

Only 2 is correct

(c)

Only 2 and 3 are correct

(d)

Only 1 and 3 are correct



Question ID - 153319 | SaraNextGen Top Answer

The electronic configuration of copper can be represented in this these way/ways

(1) 1s2 2s2 2p6 3s2 3p6 4s1 3d10

(2) [Ar] 3d10 4s1

(3) 1s2 2s2 2p6 3s2 3p6 4s2 3d9

(a)

Only 1 and 2 are correct

(b)

Only 2 is correct

(c)

Only 2 and 3 are correct

(d)

Only 1 and 3 are correct

1 Answer
127 votes
Answer Key / Explanation : (a) -

Only 1 and 2 are correct

127 votes


127