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NEET 2016
Exam
NEET
Year
2016
Subject
Chemistry
Chapter
p Block Elements (Group 15, 16, 17 & 18)

NEET 2016 · Chemistry · p Block Elements (Group 15, 16, 17 & 18)

Identify the correct statement from the statements given below.

Identify the correct statement from the statements given below.

Options

  1. APhosphinic acid is a diprotic acid while phosphonic acid is a monoprotic acid.
  2. BPhosphinic acid is a monoprotic acid while phosphonic acid is a diprotic acid.
  3. CBoth are triprotic acids
  4. DBoth are diprotic acids

Correct answer

B. Phosphinic acid is a monoprotic acid while phosphonic acid is a diprotic acid.

Step-by-step solution

Phosphinic acid is Hypophosphorous acid H3PO2{H}_{3}P{O}_{2} which is Monobasic acid as only oneHH-atom is attaches to only one oxygen atom while in Phosphonic acid is phosphorous acid H3PO3{H}_{3}P{O}_{3} which is Dibasic acid in which two HH-atoms are attched to oxygen atom
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