In the manufacture of ammonia, the process is called:
Van-Arkel process
Bauxite process
Zaeman process
Haber process
A white powder produced when magnesium is burnt.
Magnesium oxide
Magnesium sulphate
Magnesium hydroxide
Magnesium chloride
The main gas in natural gas is:
Butane
Methane
Propane
Isobutane
The sulphur trioxide dissolves in sulphuric acid and forms a liquid called:
Sulphurous acid
Sulphuric acid
Oleum
Salt
