`KMnO_(4)` is heated with `HCl` , the greenish-yellow gas evolved is

A greenish-yellow gas

KMnO_(4) is heated with conc. H_(2)SO_(4) gives

KMnO_4 on heating gives

Which of the following is a greenish yellow gas

When K_2 Cr_2 O_7 crystals are heated with conc. HCl, the gas evolved is

A balck powder when heated with Conc. HCI gives a greenish yellow. Gas. The gas as an oxidising and bleaching agent. When it is passed over slake lime, a white poweder is formed which is a ready source of gas. The back powder and white powder respectively are