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Chemical Engineering - Chemical Process

Exercise : Chemical Process - Section 9
1.
Pick out the wrong statement.
Pasteurisation of milk involves moderate heating followed by cooling.
Bakeries and breweries make use of yeasts.
Enzyme is a complex nitrogenous compound.
Oils and fats are alkaloids.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
Which of the following, when pyrolysed, produces perchloro-ethylene ?
Ethylene dichloride
Chlorobenzene
Carbon tetrachloride
Chlorinated paraffin
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Chemical name of aspirin (an analgesic drug) is
acetylsalicylic acid
nictonic acid
calcium acetate
methyl salicylate
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
Which is the most efficient absorbant for SO3 out of the following ?
20% oleum
65% oleum
78%H2SO4
98%H2SO4
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Coal tar is used as a
binding material for coal briquettes.
fuel in rotary kiln.
binder in making carbon electrodes.
all (a), (b) and (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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