A. Propane
B. Methyl ethyl ketone
C. Doctor’s solution
D. Methanol amine
A. n-paraffins
B. Olefins
C. Aromatics
D. None of these
A. Olefins
B. Naphthenes
C. Both A. and B.
D. Neither A. nor B.
A. Smoking tendency of hydrocarbons increases in the order: paraffins → isoparaffins →
naphthenes → aromatics
B. Smoking tendency of paraffins increases with decrease in its molecular weight
C. Smoking tendency of naphthenes decreases with its increasing molecular weight & also on
addition of double bond
D. Smoking tendency of aromatics decreases with increase in its molecular weight
A. Smoke point
B. Paraffins
C. Aromatics
D. Naphthenes
A. Naphtha
B. Cracked gases rich in C2 & C4 olefins
C. Low boiling aromatics
D. None of these
A. Sulphur
B. Nitrogen
C. Oxygen
D. None of these