A. Dehydrogenation
B. Oxidation
C. Alkylation
D. Dehydration
Styrene is produced from ethyl benzene by the process of________________? Read More »
Chemical Process A. It does not react with water
B. It is poisonous
C. Its kindling temperature in dry air is very low
D. It is unstable
White phosphorous is stored under water, because __________________? Read More »
Chemical Process A. Bleached easily
B. Dull white in color
C. Strong fibrous
D. Dark colored
Paper pulp produced by Kraft/sulphate process is__________________ ? Read More »
Chemical Process A. 15-30
B. 90-100
C. 250-300
D. < 0
A. Low temperature and low pressure
B. Low temperature and high pressure
C. High temperature and low pressure
D. High temperature and high pressure
Oxidation of SO2 to SO3 is favoured by______________________? Read More »
Chemical Process A. Coke oven gas
B. Blast furnace gas
C. Producer gas
D. Water gas (blue gas)
Which of the following contains least amount of N2 ? Read More »
Chemical Process A. Ca(HCO3)2
B. CaCl2
C. MgCl2
D. None of these
Which of the following is not responsible for causing permanent hardness of water ? Read More »
Chemical Process A. C
B. CO
C. CO2
D. H2
A. Phosphates
B. Chromates
C. Sulphates
D. Bi-carbonates
____________ are used as corrosion inhibitor for iron & steel in aqueous solutions ? Read More »
Chemical Process A. Alum
B. Limestone
C. Coke
D. Quartz
Fusion of bauxite and ________________ produces high alumina cement? Read More »
Chemical Process