A. 10
B. 20
C. 50
D. 85
Correct Answer: 50 ✔
Last Updated: February 14, 2019
Related MCQs
- Claude process of gas liquefaction employs__________?
- In the Lurgi coal gasifier__________?
- Cement mainly contains__________?
- Mercury electrolytic cell produces 50-70% NaOH solution. Its operating temperature is __________ °C?
- Function of sodium thiosulphate (hypo) in development of photographic film/plate is to__________?
- Nitro-glycerine absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as controlled explosive called dynamite. The raw material used for its manufacture are glycerine, nitric acid and__________?
- Neoprene is chemically known as__________?
- Platinum is a versatile catalyst for many processes in chemical industries. It is highly prone to be poisoned by the presence of__________?
- Fermentator temperature during production of alcohol from molasses is around __________ °C?
- Which of the following processes does not produce Cl2 as a co-product during the manufacture of caustic soda ?
- Raw materials used for producing __________ cement does not contain iron oxide?
- Cooking liquor in case of sulphite process is __________?
- Salt cake is chemically represented by__________?
- Saponification value/number of an oil or fat is a measure of its __________?
- Which of the following is not a pyrite ore ?
- Conversion of CO to CO2 by steam in presence of a catalyst is called__________?
- L.D. converter is used in the production of__________?
- Which of the following is not a raw material used for the manufacture of ordinary glass ?
- Commonly used glass is known as the __________ glass?
- Producer gas consists mainly of__________?
- Impurities present in brine is normally removed by treatment with ?
- Styrene-butadiene-rubber (SBR) as compared to natural rubber has__________?
- __________ iron is the purest form of iron?
- The combustion reaction, C + O2 = CO2, is__________?
- BHC (Benzene hexachloride) is made by the chlorination of benzene__________?
- Plasticisers are added to paints to__________?
- Starting raw material for the manufacture of alum is__________?
- In the manufacture of viscose rayon, the raw material used industrially is __________?
- Rotary kiln is not involved in the production of__________?
- __________ is an ore concentrating metallurgical process involving a chemical change?
- Solvent used for extraction of oil is__________?
- Concentration of NaOH solution produced by mercury electrolytic cell is about __________ percent?
- Bordeaux mixture is a/an__________?
- Fusel oil is a/an__________?
- Titanium dioxide is a/an __________ colour pigment?
- Type of glass used in optical work is the __________ glass?
- The most stable allotropic form of phosphorous is the __________ phosphorous?
- Commercial production of calcium carbide requires limestone and __________ as raw materials?
- Esterification reaction__________?
- The most economical pulp for the production of newsprint would be the __________ pulp?
- Very fine suspended and colloidal impurities are removed from water by a process called__________?
- Bleaching action of bleaching powder is due to its __________ properties ?
- Alkylbenzene sulfonate (ABS) is a__________?
- Portland cement consists mainly of__________?
- Fluorescent dyes are added in detergents to__________?
- Main constituents of natural rubber is__________?
- Which of the following is not required in the manufacture of soda ash by Solvay process ?
- Deacon’s method is used for the manufacture of__________?
- Varnish does not contain__________?
- Ethyl alcohol cannot be produced__________?
- Which of the following sugars is the sweetest ?