The element which evolves two gases on reacting with conc. ${{\rm{H}}_2}{\rm{S}}{{\rm{O}}_4}$ is:

NEET UG CHEMISTRY MCQ: P-BLOCK ELEMENTS

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The element which evolves two gases on reacting with conc.

{\mathrm{H}_2}\mathrm{S}{\mathrm{O}_4}

is:

View answer and explanation

Correct option: B

\mathrm{C}

Option B (

\mathrm{C}

) is correct because carbon reacts with concentrated

{\mathrm{H}_2}\mathrm{S}{\mathrm{O}_4}

to produce

CO_2

and

SO_2

gases.