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The p-Block Elements — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistryThe p-Block Elements5 Marks
Question
Match the species given in Column I with the shape given in Column II and mark the correct option.
  Column I   Column II
(A) $\text{SF}_4$ (1) Tetrahedral
(B) $\text{BrF}_3$ (2) Pyramidal
(C) $\text{BrO}_3^-$ (3) Sea-saw shaped
(D) $\text{NH}_4^+$ (4) Bent T-shaped
  1. A (3) B (2) C (1) D (4)
  2. A (3) B (4) C (2) D (1)
  3. A (1) B (2) C (3) D (4)
  4. A (1) B (4) C (3) D (2)
✓

Answer

  Column I   Column II
(A) $\text{SF}_4$ (3) Sea-saw shaped
(B) $\text{BrF}_3$ (4) Bent T-shaped
(C) $\text{BrO}_3^-$ (2) Pyramidal
(D) $\text{NH}_4^+$ (1) Tetrahedral
  1. A (3) B (4) C (2) D (1)
Explanation:
  1.  
Species: $\text{SF}_4$
Shape: Sea-saw shaped
Structure
  1.  
Species: $\text{BrF}_3$
Shape: Bent T-shaped
Structure:
  1.  
Species: $\text{BrO}_3^-$
Shape: Pyramidal
Structure:
  1.  
Species: $\text{NH}_4^+$
Shape: Tetrahedral
Structure:

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