A. 87 & 94
B. 94 & 87
C. 94 & 100
D. 83 & 100
Related Mcqs:
- Iso-octane is used as a reference substance in the definition of octane number and it is assigned an octane number value of 100. Iso-octane is chemically known as ___________________?
A. α-methyl naphthalene
B. 2-2-4 tri methyl pentane
C. 1, 3 butadiene
D. Tetra methyl ethylene - Methyl tertiary butyl ether (MTBE), a high octane (octane no. = 115) gasoline blending component is produced by the simple additive reaction of isobutylene with __________________?
A. Methyl alcohol
B. Ethyl alcohol
C. Methane
D. Ethane - The amount of tetraethyl lead added to improve the octane number of motor gasoline is around ______________ c.c per gallon of petrol?
A. 3
B. 300
C. 3000
D. 1000 - Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is ________________?
A. More than 100
B. Round about 100
C. Between 50 and 100
D. Less than 25 - Octane number (unleaded) of gasoline produced by isomerisation of butane may be about __________________?
A. 45
B. 55
C. 70
D. 90 - Straight run naphtha is converted into high octane number petrol (gasoline) by catalytic____________________?
A. Cracking
B. Polymerisation
C. Reforming
D. Isomerisation - The octane number of aviation gasoline may be __________________?
A. 79
B. 87
C. 97
D. > 100 - Octane number (unleaded) of reformed gasoline may be upto ________________?
A. 60
B. 70
C. 80
D. 90 - Which of the following gasoline (unleaded) has the least octane number ?
A. Catalytically cracked gasoline
B. Straight run gasoline
C. Catalytically reformed gasoline
D. Polymer gasoline - Octane number of gasoline produced by two stage fluidised catalytic cracking process is___________________?
A. 80
B. 87
C. 92
D. 97
