Q. चोल प्रशासन के संदर्भ में, निम्नलिखित युग्मों पर विचार कीजिएः
The correct statement with regard to H+2 & H−2 is
Assertion : For drying H2S, Conc. H2SO4 cannot be used.
Reason: Moist H2S is oxidized by Conc.H2SO4