8
14
22
52
✅ The correct answer is option C.
Chemical Engineering MCQs
Which of the following has the highest heat of combustion?
H₂
CO
CH₄
C₂H₆
✅ The correct answer is option D.
Catalyst used in alkylation process is
sulphuric acid
nickel
silica gel
alumina
✅ The correct answer is option A.
A sooty flame can be made non-luminous by
Admitting more gas
Shutting gas supply
Admitting more air
Shutting air supply
✅ The correct answer is option C.
Traces of tar fog present in the coke oven gas is removed by
Cyclone separator
Wet packed scrubber
Electrostatic precipitator
Washing with monoethanolamine
✅ The correct answer is option C.
Performance number of a liquid fuel is related to its
wax content
spontaneous ignition temperature
knocking tendency
sulphur content
✅ The correct answer is option B.
Higher pressure in the reforming reactor
increases coke formation.
increases the rate of reaction.
produces high octane number gasoline.
none of these.
✅ The correct answer is option D.
Fixed carbon in coal is defined as
That present in volatile matters
The total quantity of carbon present in the coal
Hundred minus the percentage of volatile matter, ash and moisture
The one which is present in the residue after combustion
✅ The correct answer is option C.
A coal containing very high percentage of durain is called __________ coal.
Bright
Splint
Non-banded
Boghead
✅ The correct answer is option B.
Diesel index is defined as
(°API) x (Aniline Point, °F)/100
(°API) x (Aniline Point, °C)/100
(°API) x (100)/Aniline Point, °F
(°API) x (100)/Aniline Point, °C
✅ The correct answer is option A.