A. Refractory material
B. Synthetic resin
C. Artificial abrasive
D. Blue pigment
Related Mcqs:
- Shrinkage volume in cement setting does not depend upon the _____________________?
A. Sand to cement ratio
B. Water to cement ratio
C. Ambient temperature fluctuation
D. Drying period - Hydrogen gas is not produced commercially (for nitrogenous fertiliser manufacture) by _____________________?
A. Iron-steam reaction
B. Electrolysis of water
C. Steam reforming of naphtha
D. Its cryogenic separation from coke oven gas - Sulphur addition in soap is done to _____________________?
A. Improve the soap texture
B. Cure pimples & dandruff
C. Fasten lather formation
D. Increase its cleansing action - The most economical pulp for the production of newsprint would be the _____________________ pulp?
A. Ground-wood
B. Sulphate
C. Sulphite
D. Semi-chemical - Cooking liquor in case of sulphite process is _____________________?
A. Sodium sulphite and sodium bisulphite
B. Magnesium sulphite and free SO2 in acid medium
C. Magnesium sulphate and magnesium bicarbonate
D. None of these - High temperature carbonisation of coal produces _____________________ ?
A. Inferior coke compared to low temperature carbonisation
B. Less of gases compared to liquid products
C. Larger quantity of tar compared to low temperature carbonisation
D. None of these - The catalyst used in the production of elemental sulphur from H2S (by oxidation-reduction) is _____________________?
A. Alumina
B. Silica gel
C. Platinum
D. Nickel - High acid value of an oil or fat is an indication of _____________________?
A. Storage under improper conditions
B. Absence of unsaturation
C. Its smaller molecular weight
D. None of these - Alcohol percentage in molasses may be around _____________________?
A. 10
B. 40
C. 70
D. 85 - An alkali metal salt of Palmitic acid is known as _____________________?
A. Soap
B. Metallic soap
C. Detergent
D. Alkaloid
