1.

An element has electronic configuration 2, 8, 8, 1. Which statement is not correct about the element ? (A) It is present in group 3 (B) Its valency is one negative (C) It is present in group 1 (D) It is present in 4th period

Answer»

(A) It is present in group 3 / (B) Its valency is one negative

→   2, 8, 8, 1 

Present in group (3) & valency is (-1) is wrong



Discussion

No Comment Found

Related InterviewSolutions