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Chemistry

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1. Which one of the following is also called Stranger Gas?
 
  • A. Neon
  • B. Argon
  • C. Xenon
  • D. Nitrous oxide
 
2. For which one of the following is the density maximum?
 
  • A. Ice
  • B. Water
  • C. Benzene
  • D. Chloroform
 
 
3. The alcohol used in power alcohol is
 
  • A. propanol
  • B. ethyl alcohol
  • C. methyl alcohol
  • D. ethylene glycol
 
4. The reaction between methane and chlorine in diffused sunlight is
 
  • A. oxidation
  • B. reduction
  • C. polymerisation
  • D. substitution
 
5. The alloy of aluminium used for making magnet is
 
  • A. duralumin
  • B. Y–alloy
  • C. alnico
  • D. aluminium bronze