MCQ
Highest $pH =14$ is given by
- A$0.1\,M\,{H_2}S{O_4}$
- B$0.1\,M\,NaOH$
- ✓$1\,N\,NaOH$
- D$1\,N\,HCl$
✓
Answer
Correct option: C.
$1\,N\,NaOH$
(c) $1\,N$ $NaOH$ solution have highest $pH$
$[O{H^ - }] = 1;\,\,pOH = 0$; $pH + pOH = 14$
$pH = 14 - 0 = 14$
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