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The correct relationship between the `pH` of isomolar solutions of sodium oxide `(pH_(1))`, sodium sulphide `(pH_(2))`, sodium selenide `(pH_(3))` and sodium telluride `(pH_(4))` is

A

`pH_1 gt pH_2 gt pH_3 gt pH_4`

B

`pH_1 lt pH_2 lt pH_3 lt pH_4`

C

`pH_1 lt pH_2 lt pH_3 lt pH_4`

D

`pH_1 gt pH_2 = pH_3 gt pH_4`

Text Solution

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The correct Answer is:
A
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