Question

On heating(Strong) the mixture of powdered iron and copper(||) oxide in a crucible:
(A)formation of iron(||)oxide and copper takes place
(B)formation of copper(|||)oxide and iron(||)oxide takes place (C)no reaction takes place

Answer 1

This demonstration shows the highly exothermic reaction between copper and iron(III) oxide that produces molten iron. This is a competition reaction, showing copper to be a more reactive metal than iron. A redox reaction takes place.