Which of the following statements is not correct for the element having electronic structure 2,8,8,2 ? (A) Its valency is 2. (B) It is in fourth period. (C) It is in group Il. (D) Its atom forms negative ion.
GSEB - Class 9 Chapter - 3.Periodic Classification of Elements Page 31
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the answer will not correct, is B)
Harsh1111111123455:
it can be d also as it will donate 2 electrons for stability
hmm...you are right genius...!!
yeah.. thnx... !!
yeah.. thnx... !!
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statement B Is not correct.
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