Sulphur dioxide dissolves in water to form
H2 SO4
H2S2O7
H2SO3
Hyposulphuric acid
Lead chamber process is the method for the preparation of
HCl
H2SO4
SO2
H2S
The catalyst used in contact process
Copper
Nickel
Iron
Vanadium pentoxide
When Zinc Sulphate reacts with hydrogen sulphide, a white precipitate formed is
Zinc oxide
Zinc hydroxide
Zinc hydride
Zinc sulphide
Stable allotropic form of sulphur is
Monoclinic sulphur
Rhombic sulphur
Plastic sulphur
Powdered sulphur
One of the compounds of sulphur used in match industry
CS2
Calcium sulphide
Phosphorous trisulphate
The gas formed when hydrogen sulphide is burnt in excess of oxygen
CO2
NO2
