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The shapes of water, ammonia, carbon (iv) oxide and methane are respectively

Chemistry
JAMB 2019

The shapes of water, ammonia, carbon (iv) oxide and methane are respectively

  • A. linear, tetrahedral, angular and pyramidal
  • B. angular, pyramidal, linear and tetrahedral
  • C. pyramidal, linear, tetrahedral and angular
  • D. tetrahedral, angular, pyramidal and linear
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Correct Answer: Option B
Explanation

Ammonia \((NH_3\)) has a trigonal pyramidal structure with a bond angle of approximately 107 degrees. Methane (\(CH_4\)) has a tetrahedral structure with a bond angle of 109.5 degrees. Carbon dioxide is a linear molecule, with a 180-degree bond angle. Water \((H_2O\)) has a bent or V-shaped structure with a bond angle of approximately 104.5 degrees.

There is an explanation video available below.


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Explanation Video

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