Question
Name two metals which are used:
For making electric wires.
For making electric wires.
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$\text{A}_2\text{O}_3\ +\ \text{2B}\xrightarrow{\ \ \ \ \ \ \ \ \ \ }\text{B}_2\text{O}_3\ +\ \text{2A}$
$\text{Pb(NO}_{3})_{2} \text{(s)}\xrightarrow[]{\text{heat}}\text{PbO(s) + NO}_{2} \text{(g)} + \text{O}_{2}\text{(g)}$