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Chemistry MCQ Set 5

chemistry Set 5 contains 6 of total 50 chemistry questions (MCQ) with answers. View the answer of each MCQ by clicking over the Show/Hide Answer or all answers at the bottom of the page. You can use these MCQs of chemistry as a practice for the real exam or entrytest. Interactive Test

MCQ: 25

Question : Cracking is a process in which

  1. Large molecules are broken down into smaller molecules.
  2. Smaller molecules are joined into larger molecules.
  3. Open chain carbon molecules are changed to cyclic molecules.
  4. Close chain molecules are change into open chain.

MCQ: 26

Question : Organic compounds are produced in nature in

  1. Plants only
  2. Animals only
  3. Atmosphere
  4. Both (A) and (B)

MCQ: 27

Question : In benzene molecule each ring carbon is

  1. sp2 hybridized
  2. sp3 hybridized
  3. sp hybridized
  4. not hybridized

MCQ: 28

Question : Hydrocarbons containing one sigma and one pi(π) bonds are called

  1. Alkanes
  2. Alkenes
  3. Alkynes
  4. Aromatic hydrocarbon

MCQ: 29

Question : With AICI3 as catalyst, benzene reacts with Alkyl and Acyl chloride giving alkylated and acylated benzene respectively. This reaction is known as

  1. Friedal and Crafts reaction
  2. Nitration reaction
  3. Halogenation reaction
  4. Aldol condensation

MCQ: 30

Question : A carbon atom carrying a negative charge and attached to three other atoms or groups is called

  1. Oxonium ion
  2. Carbonium ion
  3. Carbanion
  4. Carbene

All MCQ Answers

Set 1Set 2Set 3Set 4Set 5Set 6Set 7

Video Lessons and 10 Fully Explained Grand Tests

Large number of solved practice MCQ with explanations. Video Lessons and 10 Fully explained Grand/Full Tests.

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