A. Electrical insulator
B. Allotrope of carbon
C. Moderator used in nuclear reactor
D. Both B. and C.
Graphite is a/an________________________? Read More »
Chemical Process A. Zinc
B. Lead
C. Boron
D. Selenium
The main component of Pyrex glass is_____________________? Read More »
Chemical Process A. Nitric acid
B. Hydrochloric acid
C. Methyl alcohol
D. Formic acid
A. Cermet
B. Cement
C. Abrasive
D. Explosive
Finely ground calcium aluminate & silicate is a/an ____________________? Read More »
Chemical Process A. 102 – 102
B. 105 – 109
C. 102 – 107
D. 109 – 1011
Molecular weights of polymers are in the range of__________________ ? Read More »
Chemical Process A. Lignite
B. Sub-bituminous
C. Anthracite
D. Peat
Which of the following coals has the highest calorific value ? Read More »
Chemical Process A. Pigment
B. Thinner
C. Dryer
D. Anti-skimming agent
Varnish does not contain____________________? Read More »
Chemical Process A. Hydrochloric acid
B. H2SO4 by Chamber process
C. Calcium carbide
D. Corundum
Mannheim furnace is used in the manufacture of_________________? Read More »
Chemical Process A. Flocculate the impurities
B. Facilitate fast filtration
C. Both A. and B.
D. Neither A. nor B.
A. SO3
B. Cl2
C. NH3
D. SO2
