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11. Smoke Volatility index is expressed as?
(A) Smoke point =0.42×(percentage distilled at 204oC)
(B) Smoke point =1.42×(percentage distilled at 204oC)
(C) Smoke point =2.42×(percentage distilled at 204oC)
(D) Smoke point =3 42×(percentage distilled at 204oC)


12. If diesel has cetane number of 50 then the diesel index will be?
(A) 36
(B) 46
(C) 56
(D) 66


3. Which of the following is not adsorptive separation process?
(A) Parex
(B) Olex
(C) Molex
(D) Penex


14. Which of the following term is not related to adsorption?
(A) Bromine number
(B) Iodine number
(C) Breakthrough
(D) Molasses number


15. Bromine number is measure of?
(A) Paraffins
(B) Unsaturates
(C) Saturates
(D) Aromatics