A. 5
B. 70
C. 500
D. 1700
Correct Answer: 70 ✔
Last Updated: February 12, 2019
Related MCQs
- Nitric acid is not used in the manufacture of__________?
- Viscose rayon is__________?
- Permanent hardness of water can be removed by__________?
- Celluloid is chemically__________?
- Plasticisers are added to synthetic plastics to__________?
- One of the steps during refining of cane sugar consists of addition of hydrated lime to the sugar syrup followed by carbonation of the resulting solution. The purpose of this step is to__________?
- Which of the following impurities in feed water for high pressure boiler is the most detrimental ?
- Penicillin, an antibiotic drug was discovered by__________?
- __________ is produced using Polycondensation Reaction?
- A mixture of chlorine & sodium bromide acts as a/an__________?
- Sucrose is a__________?
- Nylon-6 as compared to Nylon-66 is having higher__________?
- Chemical formula of BHC, which is an insecticide is__________?
- In an integrated steel plant, NH3 present in coke oven gas is normally recovered as__________?
- Concentration of NaOH solution produced by diaphragm electrolytic cell is about __________ percent?
- Cellulose content of bamboo and ideal fibrous raw material for the manufacture of paper is __________ percent?
- CO & H2 are the constituents of__________?
- Nicotine is__________?
- 20% oleum means that in 100 kg oleum, there are 20 kg of__________?
- Penicillin is made employing __________ fermentation process?
- Fermentation is adversely affected by the__________?
- In the Solvay process, the product from the calciner is__________?
- Naphthols are derivatives of__________?
- Which one of the following is not an elastomer ?
- Maleic anhydride is produced by catalytic oxidation of__________?
- SO2 is bubbled through hot sugar cane juice to__________?
- Acrylonitrile is mainly used in the __________ industry?
- In the manufacture of sulphuric acid from elemental sulphur, the following sequence of major operations is followed ?
- Reaction of calcium carbide with water produces a gas, which is used__________?
- Styrene (a monomer for the production of polystyrene) is commercially produced by __________?
- Carboxymethyl cellulose (CMC) is added in detergents to__________?
- Carborundum consists mainly of__________?
- Soap cannot be used with hard water, because __________?
- The compressive strength of cement should not be less than about 110Kg/cm2 after three days & not less than 170Kg/cm2 after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about __________ cm2/gm?
- Phenolic antiseptics are added in the __________ soap?
- Inversion of sucrose produces__________?
- Baking soda is chemically represented by__________?
- Extraction of __________ employs an electrolytic process ?
- At a given temperature, the equilibrium yield of SO3 obtained from the oxidation of SO2 is proportional to (where, P = pressure of the system) ?
- Economics of ‘Solvay Process’ depends upon the efficiency of __________?
- An oil is converted into fat by its__________?
- __________ of quicklime produces slaked lime ?
- Dechlorination of treated water is necessary to __________?
- Presence of carbonaceous matter in the sewage__________?
- Lithophane is __________?
- Phenol formaldehyde__________?
- Blue colour is imparted to glass by the addition of__________?
- Production of one ton of cement requires about __________ tons of limestone ?
- Nitrile rubber is produced by the polymerisation of__________?
- Which of the following is not present in bagasse fibre ?
- Which of the following is not a product of coal tar distillation ?