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Chemical Engineering - Chemical Process

Exercise : Chemical Process - Section 9
11.
The metallic aluminium is obtained from pure alumina in the presence of fused cryolite by
electrolysis
electrolytic reduction
electrolytic oxidation
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
Bakelite is chemically known as
polyvinyl chloride (PVC)
polybutadiene
phenol formaldehyde
polyurathane
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Which of the following is a co-product during the manufacture of caustic soda by electrolysis of brine ?
Na2CO3
NaHCO3
H2
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
Phthalic anhydride is made by the
oxidation of naphthalene.
oxidation of benzene.
dehydrogenation of ethyl benzene.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
RDX (an explosive), which is more sensitive but less toxic than TNT, is chemically
cyclo trimethylene trinitramine.
trinitro resorcinol.
cyclo tetramethylene tetranitramine.
trinitro benzene.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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