Class XI

In periodic table, non-metals are found in the
  1. Right hand side
  2. Left hand side
  3. Extreme right hand side
  4. Bottom of periodic table
Color gas is
  1. Methane
  2. Ethane
  3. Propane
  4. Butane
 Lemon juice has a pH of
  1. 2
  2. 3
  3. 4
  4. 11
Amphoteric oxides react with acids to form
  1. Salt
  2. Water
  3. Acids or bases
  4. Both A and B
A solid that reappears from solution is called
  1. Sublimate
  2. Residue
  3. Immiscible
  4. Crystal
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