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AIIMS 2012
Exam
AIIMS
Year
2012
Subject
Chemistry
Chapter
Classification of Elements and Periodicity in Properties

AIIMS 2012 · Chemistry · Classification of Elements and Periodicity in Properties

Assertion : H_2 Se is less acidic than H_2 ~S . Reason : S is less...

Assertion : H2Se\mathrm{H}_2 \mathrm{Se} is less acidic than H2 S\mathrm{H}_2 \mathrm{~S}.Reason : SS is less electronegative than Se.

Options

  1. AIf both assertion and reason are true and reason is the correct explanation of assertion
  2. BIf both assertion and reason are true but reason is not the correct explanation of assertion
  3. CIf assertion is true but reason is false
  4. DIf both assertion and reason are false.

Correct answer

C. If assertion is true but reason is false

Step-by-step solution

S\mathrm{S} is more electronegative than Se.
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