JEE CHEMISTRY MCQ: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

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Analyzing +4 | -1

Assertion :-

{H}_2 {Se}

is less acidic than

{H}_2 {S}.

Reason :-

S

is less electronegative than

Se.

View answer and explanation

Correct option: D

If both Assertion & Reason are false

The correct answer is D (If both Assertion & Reason are false) because H2Se is more acidic than H2S, and S is more electronegative than Se.

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