Assertion : Acidic character of group 16 hydrides increases from `H_(2)O" to "H_(2)Te`. Reason : Thermal stablility of hydrides decreases down the gro

Question

Assertion : Acidic character of group 16 hydrides increases from `H_(2)O" to "H_(2)Te`. Reason : Thermal stablility of hydrides decreases down the gro

Assertion : Acidic character of group 16 hydrides increases from `H_(2)O" to "H_(2)Te`.
Reason : Thermal stablility of hydrides decreases down the group.
A. If both assertion and reason are true and reason is the correct explanation of assertion.
B. If both assertion and reason are true but reason is not the correct explanation of assertion.
C. If assertion is true but reason is false.
D. If both assertion and reason are false.

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - B
The acidic character increases down the group and thermal stability of hydrides decreases down the group due to decrease in bond (H-E) dissociation enthalpy down the group.

4 views Answered 2023-02-05 15:29