Q.

Electronic configuration of elements ‘A’ and ‘B’ areA=1s22s22p63s2B=1s22s22p4The formula of the compound formed between them is

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a

AB

b

A2B

c

AB2

d

A2B3

answer is A.

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Detailed Solution

A can form A+2 B can form  B-2∴ Formula = AB
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Get ₹ 1 crore* worth scholarship for JEE / NEET / Foundation
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Best Books for NEET
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