Nylon-6 is a__________________?
Nylon-6 is a__________________?
A. Polyamide
B. Thermosetting resin
C. Polyester
D. None of these
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Sand and ______________ is fused at 1300°C, to produce sodium silicate ?
Sand and ______________ is fused at 1300°C, to produce sodium silicate ?A. Limestone
B. Soda ash
C. Coke
D. Sodium sulphateStereospecific agents are exemplified by________________?
Stereospecific agents are exemplified by________________?A. Radiation
B. Supported metal oxide catalysts
C. Ziegler catalysts
D. All A , B. & CMagnesium and calcium ______________ cause temporary hardness of water ?
Magnesium and calcium ______________ cause temporary hardness of water ?A. Carbonates
B. Bicarbonates
C. Phosphates
D. SulphatesMannheim furnace is used in the manufacture of
Question: Mannheim furnace is used in the manufacture of
[A].hydrochloric acid. [B].
H2SO4 by Chamber process. [C].
calcium carbide. [D].
corundum. Answer: Option A
Explanation:
No answer description available for this question.
In the Lurgi coal gasifier
Question: In the Lurgi coal gasifier
[A].coking coals cannot be used. [B].
low carbon conversion efficiency is achieved. [C].
entrainment of solids is higher. [D].
large quantity of coal can be processed. Answer: Option D
Explanation:
No answer description available for this question.
Neoprene is the trade name of
Question: Neoprene is the trade name of
[A].polyurathane [B].
phenol formaldehyde [C].
polychloroprene [D].
styrene-butadiene rubber Answer: Option C
Explanation:
No answer description available for this question.