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Chemistry
Which solution has the maximum pH?
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Q. Which solution has the maximum pH?
JIPMER
JIPMER 2000
A
$ 1\,M\text{-}KOH $
B
$ 10\,M\,{{H}_{2}}S{{O}_{4}} $
C
Chlorine-water
D
Water containing carbon-dioxide
Solution:
The pH of 1 M-KOH will be the highest $ \text{Ist pH}=14-\text{pOH} $ $ =14-\text{log }\!\![\!\!\text{ O}{{\text{H}}^{-}}] $ $ =14+\text{log }1 $ $ =14+0=14 $