Salt cake is chemically represented by_________________?
Salt cake is chemically represented by_________________?
A. Na2SO4
B. CaSO4. ½H2O
C. MgSO4
D. BaSO4
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Nickel is not used as a catalyst in the __________ reaction.
Question: Nickel is not used as a catalyst in the __________ reaction.
[A].shift conversion [B].
oil hydrogenation [C].
steaming reforming of naphtha [D].
ammonia cracking/dissociation Answer: Option A
Explanation:
No answer description available for this question.
Refractory bricks having high thermal conductivity is desirable, when it is to be used in the _________________?
Refractory bricks having high thermal conductivity is desirable, when it is to be used in the _________________?A. L.D. converter
B. Blast furnace
C. Rotary kiln
D. RecuperatorNitrile rubber is produced by the polymerisation of
Question: Nitrile rubber is produced by the polymerisation of
[A].acrylonitrile and butadiene. [B].
acrylonitrile and styrene. [C].
isobutylene and isoprene. [D].
none of these. Answer: Option A
Explanation:
No answer description available for this question.
Flexible foam (for mattresses) is usually made of_____________________?
Flexible foam (for mattresses) is usually made of_____________________?A. PVC
B. Silicone
C. Polyurethanes
D. PolyamidesWhich of the following is used as a coagulant in water treatment ?
Which of the following is used as a coagulant in water treatment ?A. Chloramine
B. Chlorine
C. Ferrous sulphate
D. Hydrogen peroxideHydrazine (N2H4) is used mainly as a/an__________________?
Hydrazine (N2H4) is used mainly as a/an__________________?A. Explosive
B. Rocket fuel
C. Detergents additive
D. None of these