Science, asked by nishajoshi0907, 5 months ago

Nhich of the following do not have same
number of valence electrons?
(a) H, Li, Na, K
(b) He, Mg, Be, Ca
(C) B, AI, N, P
(d) O, S

Answers

Answered by KritikaTewatia342

10

Answer:

A) is correct answer...........

Answered by shriraopramod

0

Answer:

the answer is B) He, Mg, Be, Ca

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