Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Incorrect statement(s) is/are
A. Sulphur has less negative electron gain enthalpy than oxygen atom..
B. Metallic character increases from oxygen to polonium.
C. The thermal stability of hydrides increases from 
to 
.
D. The acidic character increases from 
to 
.
A
A and B
B
B, C and D
C
A and C
D
Only 
Text Solution
Verified by ExpertsThe correct answer is:
C
Due to the compact nature of oxygen atom, it has less negative electron gain enthalpy than sulphur. The thermal stability of hydrides decreases from 
to 
due to the decrease in enthalpy for the dissociation of 
bond down the group.
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