Which of the following raw materials is used in the plast...
Which of the following raw materials is used in the plastic industry?
Ethene
Methane
Sulphur
Hydrogen
Correct answer is A
Ethene is the most important organic chemical, by weight, that is manufactured. It is an important raw material for the production of plastics and antifreeze solutions as well as solvents.
Which of the following statements about liquids is/are true? I. Liquids maintain their volume a...
In the preparation of ammonia, which of the following is used as the drying agent? ...
Oxygen-demanding waste are considered to be a water pollutant because they? ...
Iron galvanized with zinc is cathodically protected from corrosion. This is because? ...
The following will decolourize acidified potassium tetraoxomanganate (VII) solution except ...
Which of the following compounds is a secondary alkanol? ...
Which of the following alkanes has a straight-chain structure? ...