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BITSAT Chemistry p Block Elements (Group 13 & 14) 2021 BITSAT 2021

BITSAT Chemistry Question (2021) — Solution

Question

Diborane ( B _ 2 H _ 6 ) reacts independently with O _ 2 and H _ 2 O to produce, respectively:

Options

  1. A. B _ 2 O _ 3 and H _ 3 BO _ 3
  2. B. B _ 2 O _ 3 and [ BH _ 4 ]^ -
  3. C. H _ 3 BO _ 3 and B _ 2 O _ 3
  4. D. HBO _ 2 and H _ 3 BO _ 3

Answer

A. B _ 2 O _ 3 and H _ 3 BO _ 3

Step-by-step solution

B _ 2 H _ 6 +3 O _ 2 B _ 2 O _ 3 +3 H _ 2 O B _ 2 H _ 6 +6 H _ 2 O 2 H _ 3 BO _ 3 +6 H _ 2

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Related: Chemistry — p Block Elements (Group 13 & 14) · All PYQ Banks