Magnesium metal is extracted from
Magnesium hydroxide
Magnesium chloride
Magnesium sulphate
Magnesium oxide
Concentrated Sodium Chloride solution is called
Oleum
Brine
Galena
Vinegar
The iron produced by the blast furnace is known as
Wrough iron
Steel
Molten iron
Cast iron
The carbon content in medium steel is
0.45 - 1.5
<0.25
0.25 - 0.45
2.5 - 4.5
98.5% Sulphuric acid is known as
Calcinite
The main ore of iron is
Haematite
Bauxite
Epsom
The ore of aluminium is
Copper pyrites
The process used for the synthesis of ammonia
Haber - Bosch process
Koope's process
Van - Arkel process
Hall's process
Stainless steel is an alloy of iron with
Aluminium
Chromium
Tungsten
Tin
The process of coating an object with a layer of the more reactive metal zinc is called
Electrolysis
Galvanisation
Chromatography
Thermal analysis
