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Q.

Assertion (A): Sulphide ion is S−2.

Reason (R): Sulphur gains two electrons.

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a

Assertion is True, Reason is True and Reason is correct explanation of Assertion

b

Assertion is True, Reason is True but Reason is not correct explanation of Assertion

c

Assertion is True, Reason is False

d

Assertion is False, Reason is True

answer is A.

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Detailed Solution

To attain octet configuration, sulphur should gain 2 electrons.

Ex: H2S

Here, sulphur has more electronegative than hydrogen. Hence, sulpur forms S−2  ion by gaining two electrons from two hydrogen atoms.

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