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AIIMS 2014
Exam
AIIMS
Year
2014
Subject
Chemistry
Chapter
p Block Elements (Group 15, 16, 17 & 18)

AIIMS 2014 · Chemistry · p Block Elements (Group 15, 16, 17 & 18)

Assertion : H_3 PO_3 is dibasic acid. Reason: Two hydrogen atoms...

Assertion : H3PO3\mathrm{H}_3 \mathrm{PO}_3 is dibasic acid. Reason: Two hydrogen atoms are directly attached to the P.Assertion : H_3 PO_3 is dibasic acid. Reason: Two hydrogen atoms are directly attached to the P.

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

Structure of H3PO3\mathrm{H}_3 \mathrm{PO}_3 is Assertion : H_3 PO_3 is dibasic acid. Reason: Two hydrogen atoms are directly attached to the P.
Due to the presence of two hydroxyl protons it is dibasic acid.
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