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Chemical Engineering - Chemical Process

Exercise : Chemical Process - Section 5
41.
Carbon content of pitch (residue of coal tar distillation) is around __________ percent.
70
55
80
94
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
Sodium salt of higher molecular weight fatty acid is termed as the __________ soap.
hard
soft
metallic
lubricating
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
Synthetic glycerine is produced from
toluene
phenol
propylene
naphthalene
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
A 'unit process' is exemplified by the
distillation
hydrogenation of oils
absorption
humidification
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
Commercial scale production of hydrogen from iron-steam reaction represented by, 3Fe + 3H2O = Fe3O4 + 4H2, is not practised, as it is
a slow reaction.
a discontinuous reaction (requiring regeneration of iron by water gas intermittently).
still in development stage (by employing fluidised bed technique).
all (a), (b) and (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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