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TNPSC Chemistry Quiz Questions and Answers

General Science
1. The substance used in the manufacture of high voltage insulators is
 
  • A. Natural rubber
  • B. Silicons
  • C. Silicon carbide
  • D. Synthetic rubber
Answer: B.
Silicons
 
2. Benzene is a
 
  • A. Polar solvent
  • B. Non polar solvent
  • C. Universal solvent
  • D. Inorganic solvent
Answer: B.
Non polar solvent
 
 
3. DDT was discovered by
 
  • A. Flemming
  • B. Banting
  • C. Edward
  • D. Paul Muller
Answer: D.
Paul Muller
 
4. The chemical name of laughing gas is
 
  • A. Nitrous oxide
  • B. Nitric oxide
  • C. Nitrogen dioxide
  • D. Nitrogen peroxide
Answer: A.
Nitrous oxide