Question

$H_2S$ is less acidic than $H_2$ Te Te has larger radius than S.

• 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

Answer 1

Answer: (B)

If both assertion and reason are true but reason is not the correct explanation of assertion

Answer 2

As the size of the atom $M$ in $H_2M$ increases, the strength of the $H-M$ bond decreases.