Class XI

Turpentine is an example of
  1. Strong electrolyte
  2. Non-electrolyte
  3. Weak electrolyte
  4. Salt
 All are ionic compounds except
  1. AgCl
  2. HNO3
  3. NO2
  4. (NH4)2CO3
 Elements in group-IV are likely to form
  1. Ionic bonds
  2. Covalent bonds
  3. Metallic bonds
  4. Dative bond
Gases denser than air do not include
  1. Chlorine
  2. Carbon dioxide
  3. Hydrogen chloride
  4. Ammonia
Natural gas consists of
  1. Methane
  2. Ethane
  3. Propane
  4. Butane
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