Question

A compound having one lone pair of electrons:
(A) Water
(B) Ammonia
(C) Methane
(D)Hydrogen sulphide
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Answer 1

Answer:

B ammonia

Explanation:

A single lone pair can be found with atoms in the nitrogen group such as nitrogen in ammonia, two lone pairs can be found with atoms in the chalcogen group such as oxygen in water and the halogens can carry three lone pairs such as in hydrogen chloride.

Answer 2

Answer:(B) Ammonia

Explanation: