Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Identify the incorrect statements about group 15 elements :
A
Dinitrogen is a diatomic gas which acts like an inert gas at room temperature.
, ,
, ,
B
The common oxidation states of these elements are 
and +5 .
, ,
and +5 . , ,
C
Nitrogen has unique ability to form 
multiple bonds.
, (E) only
multiple bonds. , (E) only
D
The stability of +5 oxidation states increases down the group.
(E) Nitrogen shows a maximum covalency of 6 . Choose the correct answer from the options given below :
, (E) only
and (E) only only
(E) Nitrogen shows a maximum covalency of 6 . Choose the correct answer from the options given below :
, (E) only
and (E) only only
Text Solution
Verified by ExpertsThe correct answer is:
C
Due to inert pair effect lower oxidation state is more stable.
(E) Nitrogen belongs to 
period and cannot expand its octet.
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