1:   Which of the compounds with molecular formula C5H10 yields acetone on Ozonolysis
Options:
  1. 2-Methyl-1-butene
  2. 2-Methyl-2-butene
  3. 3-Methyl-1-Butene
  4. none of these

Answer: Option 2

Explanation:

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2:   Reaction of trans-2-phenyl-1-bromocyclo-pentane on reaction with alcoholic KOH produces
Options:
  1. 4-phenylcyclopentane
  2. 2-phenylcyclopentane
  3. 1-phenylcyclopentane
  4. none of these

Answer: Option 3

Explanation:

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3:   Propyne polymerizes to
Options:
  1. benzene
  2. mesitylene
  3. ethylbenzene
  4. none of these

Answer: Option 2

Explanation:

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4:   Substance formed on heating a mixture of sodium acetate and soda-lime
Options:
  1. sodium benzoate
  2. benzene
  3. methane
  4. calcium benzoate

Answer: Option 2

Explanation:

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5:   Phenylmagnesium bromide reacts with methanol to give
Options:
  1. a mixture of anisole and Mg(OH)Br
  2. a mixture of benzene and Mg(OMe)Br
  3. both the above
  4. none of these

Answer: Option 2

Explanation:

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6:   Reaction of ammoniacal silver nitrate with actylene shows its
Options:
  1. reducing character
  2. alkaline character
  3. acidic character
  4. none of these

Answer: Option 3

Explanation:

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7:   A gas decolourises bromine dissolved in CCl4 and gives a white precipitate with silver nitrate solution. the gas is
Options:
  1. C2H2
  2. CH4
  3. C2H4
  4. none of these

Answer: Option 1

Explanation:

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8:   Most acidic compound among the following
Options:
  1. C6H6
  2. C2H2
  3. CH3OH
  4. C2H6

Answer: Option 2

Explanation:

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9:   An alkene when passed through red hot tube forms which compound
Options:
  1. Benzene
  2. Ethylene
  3. methane
  4. none of these

Answer: Option 1

Explanation:

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10:   C2H5-O-C2H5 and CH3-O-C3H7 compounds have
Options:
  1. cis-trans isomerism
  2. metamerism
  3. optical isomerism
  4. none of these

Answer: Option 2

Explanation:

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