Prussian blue is chemically represented by
Prussian blue is chemically represented by
Flash point of most vegetable oils is about __________ °C.
Flash point of most vegetable oils is about __________ °C.
In the Solvay process, the product from the calciner is
In the Solvay process, the product from the calciner is
Magnesium and calcium __________ cause temporary hardness of water.
Magnesium and calcium __________ cause temporary hardness of water.
Styrene (a monomer for the production of polystyrene) is commercially produced b
Styrene (a monomer for the production of polystyrene) is commercially produced by
Use of hydrated lime in water treatment
Use of hydrated lime in water treatment
The drug used in contraceptives is
The drug used in contraceptives is
Nitrile rubber is produced by the polymerisation of
Nitrile rubber is produced by the polymerisation of
Helium is produced on commercial scale from
Helium is produced on commercial scale from
__________ is used as a flux in the extraction of iron from iron ore (hametite)
__________ is used as a flux in the extraction of iron from iron ore (hametite) in blast furnace.
Ore concentration by froth floatation utilises the __________ of ore particles.
Ore concentration by froth floatation utilises the __________ of ore particles.
Sulphuric acid saturated with SO 3 is called
Sulphuric acid saturated with SO 3 is called