What are the constituent elements of brass?

An electrolytic cell consists of:
$(i)$ Positively charged cathode
$(ii)$ Negatively charged anode
$(iii)$ Positively charged anode
$(iv)$ Negatively charged cathode

Why can oxides of highly reactive metals not be reduced by carbon?

Name any one metal which reacts neither with cold water nor with hot water but reacts with heated steam to produce hydrogen gas.

Which metal does not react with cold or hot water,but reacts with steam to produce $H_2$ gas?

Which medicine is prepared using ammonia?