The $K_a$ of monobasic acid $A, B$ and $C$ are $10^{-6}, 10^{-8}$ and $10^{-10}$ respectively. The concentrations of $A, B$ and $C$ are respectively. $0.1\,M$, $0.01\, M$ and $0.001\, M$. Which of the following is correct for $pOH$ of $A, B$ and $C$ ?
The $K_a$ of monobasic acid $A, B$ and $C$ are $10^{-6}, 10^{-8}$ and $10^{-10}$ respectively. The concentrations of $A, B$ and $C$ are respectively. $0.1\,M$, $0.01\, M$ and $0.001\, M$. Which of the following is correct for $pOH$ of $A, B$ and $C$ ?
- A
$pOH (A) < pOH (B) < pOH (C)$
- B
$pOH (A) > pOH (B) > pOH (C)$
- C
$pOH (A) = pOH (B) = pOH (C)$
- D
$pOH (C) < pOh (A) < pOH (B)$
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- [AIIMS 2004]
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