MCQ
Select the amphoteric substance in the following
- A$SO_3$
- ✓$NaOH$
- C$CO_2$
- D$Al(OH)_3$
✓
Answer
Correct option: B.
$NaOH$
b
$\begin{array}{ll} Al \rightarrow & 933\,K \\ Ga \rightarrow & 303\,K \\ In \rightarrow & 430\,K \\ Se \rightarrow & 490\,K \end{array}$
$\begin{array}{ll} Al \rightarrow & 933\,K \\ Ga \rightarrow & 303\,K \\ In \rightarrow & 430\,K \\ Se \rightarrow & 490\,K \end{array}$
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