Class X

Complete combustion of a hydrocarbon gives
  1. CO + H2O
  2. CO2+ H2O
  3. CO + H2
  4. ) CO2 + H2
Which of the following is not an aliphatic hydrocarbon?
  1. ethene
  2. ethane
  3. ethane
  4. benzene
Which is NOT correct for isomers of a compound?
  1. they differ in physical properties
  2. they differ in chemical properties
  3. they have same molecular formula
  4. they have same structural formula
Tertiary butane gets oxidised with oxidising agents like alkaline KMNO4 to
  1. Isobutane
  2. Ter-butyl alcohol
  3. Seconadary-propyl alcohol
  4. all of above
The by product of soap is
  1. isoprene
  2. glycerol
  3. butene
  4. ethylene glycol
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