A. Thiophenes
B. Mercaptans
C. Sulphones
D. Pyrroles
A. Stiffness
B. Lubricating properties (e.g. oilness)
C. Service temperature
D. Variation in viscosity with temperature
A. CnH2n + 2
B. CnH2n-6 (where, n ≥ 6)
C. CnHn-4
D. Same as that for olefins i.e. CnH2n
A. Multiple of 3°F
B. Multiple of 5°F
C. 5°C below the temperature at which oil ceases to flow
D. None of these
A. Time after which smoking starts on burning
B. Temperature at which smoking starts
C. Maximum height of flame (in mm) without causing smoking, when burnt in a standard lamp
D. None of these
A. Reforming
B. Pyrolysis
C. Alkylation
D. Hydrocracking
A. Catalytic cracking
B. Hydrocracking
C. Dehydrogeneration of Naphthene to produce aromatic
D. Catalytic polymerisation