MCQ
The $pH$ of water is:
- A$9$
- B$3$
- ✓$7$
- D$4$
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$C{H_3}C{H_2}I + KO{H_{(aq)}} \to C{H_3}C{H_2}OH + KI$
is classified as :
$I$. Boron trioxide is acidic
$II$. Oxides of aluminium and gallium are amphoteric
$III$. Oxides of indium and thallium are basic