The name of plastic polymer from which combs, toys, bowls etc., can be made, is
A. Polyurethane
B. Polystyrene
C. Metallic polysulphides
D. Teflon
Answer: Option B
Solution(By Examveda Team)
Polystyrene is an synthetic aromatic polymer made from the monomer styrene, a liquid petrochemical.Related Questions on Chemistry
Which of the following phenomenon is considered responsible for Global Warming?
A. Greenhouse effect
B. Fire in coal mines
C. Dry farming
D. Monsoon
E. Trade winds
The nucleus of an atom consists of
A. electrons and neutrons
B. electrons and protons
C. protons and neutrons
D. All of the above
The number of moles of solute present in 1 kg of a solvent is called its
A. molality
B. molarity
C. normality
D. formality
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