Class XI

Examples of sublimate does not include
  1. ammonium salts
  2. nitrates
  3. iodine
  4. naphthalene
Saccharin is
  1. acidic
  2. alkaline
  3. neutral
  4. salt solution
Oil is an example of
  1. strong electrolyte
  2. non-electrolyte
  3. weak electrolyte
  4. week insulator
Methane (CH4) is an excellent fuel because
  1. it is basically an endothermic reaction
  2. it gives off a lot of heat
  3. it produces carbon monoxide
  4. it contains a lot of carbon
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LKG - 12th

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