A substance on treatment with dil. `H_2 SO_4` liberates a colourless gas which produces (i) tubidity will baryta water and (ii) turns acidified dichromate solution green. The reaction indicates the presence of

A substance on treatment with dilute H_(2)SO_(4) liberates a colourless gas which produces (I) turbidity with baryta water and (ii) turns acidified dichromate solution green. The reaction indicates the presence of :

A substance on treatment with dilute H_(2)SO_(4) liberates a colourless gas which produces (I) turbidity with baryta water and (ii) turns acidified dichromate solution green. The reaction indicates the presence of :

A substance on treatment with dilute H_(2)SO_(4) liberates a colourless gas which produces (I) turbidity with baryta water and (ii) turns acidified dichromate solution green. The reaction indicates the presence of :

A substance on treatment with dil H_(2)SO_(4) liberates a colourless gas which produces (i) turbidity with ba-ryts water and (ii) turns acidified dichromate solution green .The reaction indicates the presence of:

A substance on treatment with dil. H_2SO_4 liberates a colourless gas which turns acidified dichromate solution green. The reaction indicates the presence of