Chemistry MCQs Online Quiz Test 11

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Chemistry MCQs With Answers Quiz Preparation

Q.1: Molozonide is unstable and changes into ozonide on———?

  1. reduction
  2. oxidation
  3. hydrolysis
  4. rearrangement


Q.2: R-Mg-Br is called———-?

  1. Grignard reagent
  2. Metallic alkyl halide
  3. Both A And B
  4. Alkyl


Q.3: Which of the following is the most reactive———?

  1. ethane
  2. ethyne
  3. ethene
  4. benzene


Q.4: Introduction of nitro group in a molecule is called———-?

  1. nitration
  2. halogenation
  3. sulphonation
  4. amination


Q.5: The gas used in manufacturing of urea fertilizer———?

  1. C2H6
  2. C2H4
  3. C2H2
  4. CH4


Q.6: Which of the following will be acidic——-?

  1. propyne
  2. 1-butyne
  3. ethyne
  4. all of the above


Q.7: Keeping in view the size of atom which is in correct order———-?

  1. Mg > Sr
  2. Ba > Mg
  3. Lu > Ce
  4. CI > 1


Q.8: Which one is not the use of silicones————?

  1. Lubricant
  2. Water repellent film
  3. Rubber sheet
  4. Medicine


Q.9: Chemical composition of cinnabar is———-?

  1. FeS2
  2. HgS
  3. PbS
  4. ZnS


Q.10: When chlorine is passed through hot solution of caustic soda the reaction is said as———-?

  1. Displacement
  2. Reduction
  3. Disproportionate reaction
  4. Double displacement reaction