On heating a mixture of $Cu_2O$ and $Cu_2S$, product obtained is
$Cu + SO_2$
$Cu + SO_3$
$CuO + CuS$
$CuO$
$2C{u_2}O + C{u_2}S \to 6Cu + S{O_2}$
A mineral is usually associated with a large amount of unwanted material called
Modern method for the manufacture of steel is
Carnallite on electrolysis gives :
Poling process is used when metal contains
The metal that cannot be obtained by electrolysis of an aqueous solution of its salts is :
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