Class XI

Conversion of Copper Hydroxide (Cu(OH)2) into Copper Oxide (CuO) and water (H2O) is an example of
  1. Combustion
  2. Thermal decomposition
  3. Neutralization
  4. Respiration
Bleach has an approximate of
  1. 5
  2. 8
  3. 11
  4. 14
 A non-electrolyte
  1. Does not conduct electricity
  2. Is a covalent substance
  3. Does not form ions
  4. All of these
Larger crystals can be obtained if the
  1. Evaporation is at high temperature
  2. Evaporate rate is slow
  3. Evaporation rate is fast
  4. Does not depend upon evaporation speed
Ethanoic acid (CH3COOH) is included in
  1. Strong electrolyte
  2. Non-electrolyte
  3. Weak electrolyte
  4. Good conductors
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