The electronic configuration of four elements are (1) [Xe]6s1 (2) [Xe]4f14, 5d1, 6s2 (3) [Ar]4s24p5 (4) [Ar]3d7, 4s2 Which one of the following statements about these elements is not correct? (A) 1 is

Question

The electronic configuration of four elements are (1) [Xe]6s1 (2) [Xe]4f14, 5d1, 6s2 (3) [Ar]4s24p5 (4) [Ar]3d7, 4s2 Which one of the following statements about these elements is not correct?

(A) 1 is strong reducing agent.
(B) 2 is a d-block element.
(C) 3 has high electron affinity.
(D) The compound formed between 1 and 3 is ionic.

Prashant Kotian · Accepted Answer

Correct answer:

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