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Chemical Engineering - Chemical Process

Exercise : Chemical Process - Section 6
21.
Glauber's salt is chemically represented by
Na2SO4.10H2O
CaCl(OCl)
CaSO4.H2O
(NH4)2SO4
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Chemical name of Grignard reagent is
sodium thiosulphate.
ethyl magnesium chloride.
sodium sulphite.
sodium bicarbonate.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
Which of the following processes is absent in glass manufacturing process ?
Sintering
Annealing
Shaping or forming
Melting
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Production of one ton of dry paper pulp requires about __________ tons of bamboo or wood.
1
2.5
5
10
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
Dacron (or terylene) fibres as compared to nylon'fibres have
better heat & acid resistant properties.
poorer resistance to alkalis.
poorer dyeability.
all (a), (b) and (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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