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Identify which of the following statements are FALSE.

(P) Oils with an oleic radical (1 double bond) are more suitable than oils with a linolenic radical (3 double bonds) as               film forming vehicles for paints

(Q) Production of synthesis gas from coal and stream is an endothermic process

(R) Use of chlorine for bleaching of wood pulp results in the release of dioxins

(S) In the manufacture of urea from ammonia, the main intermediate product formed is ammonium bicarbonate

  1. P and Q only
  2. R and S only
  3. Q and R only
  4. P and S only

 

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