Hot conc. `H_(2)SO_(4)` acts as moderately strong oxidising agent. It oxidises both metals and non-metals. Which of the following elements is oxidised by conc. `H_(2)SO_(4)` into two gaseous products ?

Options

A. Cu
B. S
C. C
D. Zn

Answer

C

Explanation

`C+2H_(2)SO_(4)rarrCO_(2)+2SO_(2)+2H_(2)O` Hot concentrated sulphuric acid should be used to oxidise carbon to carbon dioxide.