The product formed when excess chlorine reacts with ammonia
Nitrogen trichloride
Nitrogen
Nitrogen trichloride and hydrochloric acid
Ammonia
Gypsum is
Calcium phosphate
Calcium Sulphate
Calcium Chloride
Calcium fluoride
The method for the large scale manufacture of ammonia is
Contact process
Lead chamber process
Haber's process
Frasch process
The ammonium salt used in soldering
ammonium nitrate
ammonium sulphate
ammonium chloride
ammonium phosphate
The colour of the precipitate of ferric hydroxide is
light blue
brown
white
green
Burning magnesium in nitrogen gives a grey compound called
magnesium oxide
magnesium nitride
magnesium nitrate
magnesium carbide
The reddish brown coloured gas evolved on heating lead nitrate is
N2 O
NO2
N2O5
NO
Nitric acid is prepared by heating a mixture of concentrated sulphuric acid and
Potassium nitrate
Sodium nitrate
Copper nitrate
Calcium nitrate
Solid Nitrogen is
green in colour
blue
yellow
colourless
The ammonium salt used in leclanchecell is
Ammonium chloride
Ammonium nitrate
Ammonium Sulphate
Ammonium Carbonate
