Home
Current Affairs January 2024

What is the correct answer?

4

Phenolic antiseptics are added in the __________ soap.

A. Shaving

B. Medicated

C. Metallic

D. Transparent

Correct Answer :

B. Medicated


Related Questions

What is the correct answer?

4

Which form of sulphur is the most stable at room temperature?

A. Plastic

B. Monoclinic

C. Rhombic

D. Flowers of sulphur

What is the correct answer?

4

Chlorine gas is produced by the electrolysis of brine (NaCl solution with solid NaCl make up) in mercury electrolytic cell. Which of the following is the anodic reaction?

A. Oxidation of Na+ ions

B. Oxidation of Cl- ions

C. Reduction of Na+ ions

D. Reduction of Cl- ions

What is the correct answer?

4

In sulphate pulp manufacture, the pressure and temperature in the digestor is

A. 10 atm., 800 °C

B. 10 atm., 170-180°C

C. 1 atm., 170 - 180°C

D. 1 atm., 800°C

What is the correct answer?

4

Pick out the wrong statement.

A. Cold rubber (SBR) is superior as compared to hot rubber (SBR)

B. Polymerisation temperature can modify the properties of SBR

C. Production of cold SBR employs lower pressure as compared to that of hot SBR

D. None of these

What is the correct answer?

4

Good quality of edible salt is obtained from brine by the process of

A. Solar evaporation

B. Vacuum evaporation

C. Freeze drying

D. Electrolysis

What is the correct answer?

4

Thermal pyrolysis of ethylene dichloride produces

A. Trichloroethylene

B. Vinyl chloride

C. Ethanol amine

D. Ethylene oxide

What is the correct answer?

4

Which of the following processes does not produce Cl2 as a co-product during the manufacture of caustic soda?

A. Diaphragm electrolytic cell process

B. Mercury electrolytic cell process

C. Lime-soda process

D. None of these

What is the correct answer?

4

Claude process of gas liquefaction employs

A. Merely compression of gas beyond its critical pressure

B. Joule-Thomson expansion cooling

C. Heat exchange with colder stream

D. Adiabatic expansion against a piston or in a turbine

What is the correct answer?

4

Pick out the wrong statement. Iodine value of an oil or fat is

A. The number of grams of iodine taken up by 100 gm of oil or fat

B. A measure of its unsaturation

C. Helpful in findings its adulteration & its suitability for making soap

D. Independent of the type of oil, whether it is drying or non-drying

What is the correct answer?

4

Synthetic glycerine is produced from

A. Toluene

B. Phenol

C. Propylene

D. Naphthalene

What is the correct answer?

4

Cellulose content of bamboo and ideal fibrous raw material for the manufacture of paper is __________ percent.

A. 10

B. 50

C. 80

D. 95

What is the correct answer?

4

Prussian blue is chemically represented by

A. FeO.TiO2

B. Ca SO4 . 2H2O

C. Fe4 [Fe (CN6)3]

D. AlF3 . 3NaF

What is the correct answer?

4

Alkylbenzene sulfonate (ABS) is a

A. Detergent

B. Rubber

C. Pesticide

D. Polyester

What is the correct answer?

4

Exothermic neutralisation reaction between caustic soda and dodecylbenzene sulfonic acid produces sodium dodecylbenzene sulphate, which is a/an

A. Explosive

B. Soap

C. Detergent

D. Analgesic drug

What is the correct answer?

4

Oleum produces fumes of

A. SO2

B. H2SO4

C. SO3

D. SO2 + H2SO4

What is the correct answer?

4

Catalyst used in the oxidation of benzene to produce Maleic anhydride is

A. V2O5

B. Pt

C. Ni

D. Cr

What is the correct answer?

4

The catalyst used in the manufacture of DDT is

A. Alumina

B. Silica

C. 20% oleum

D. Aluminium chloride

What is the correct answer?

4

Permanent hardness of water is due to the presence of calcium & magnesium

A. Bi-carbonates

B. Sulphates & chlorides

C. Carbonate

D. None of these

What is the correct answer?

4

Margarine is a/an

A. Fat

B. Explosive

C. Plasticiser

D. Rocket propellant

What is the correct answer?

4

In an integrated steel plant, NH3 present in coke oven gas is normally recovered as

A. (NH4)2SO4

B. NH4Cl

C. (NH4)2 NO3

D. Liquid NH3

What is the correct answer?

4

Gun powder uses

A. Sulphur

B. Charcoal

C. Potassium nitrate

D. All (A), (B), & (C)

What is the correct answer?

4

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

What is the correct answer?

4

Use of water having dissolved oxygen in boilers promotes

A. Corrosion

B. Sequestration

C. Scale formation

D. None of these

What is the correct answer?

4

P.T.F.E. (Poly tetra fluoro ethylene) is commercially known as

A. Bakelite

B. Neoprene

C. Teflon

D. Nylon-66

What is the correct answer?

4

Pick out the wrong statement pertaining to solvent extraction of oil. Rate of extraction

A. Decreases with decrease of thickness of the flakes

B. Increases with the increasing flake size keeping the flake thickness constant

C. Increases considerably with the rise of temperature

D. Decreases as the moisture content of flakes increases

What is the correct answer?

4

Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid.

A. Phthalic anhydride

B. Vinyl chloride

C. Maleic anhydride

D. Dacron

What is the correct answer?

4

Bitterns is a/an

A. Unsaturated fat

B. Starting material for the production of iodine

C. By-product of chlor-alkali industry

D. None of these

What is the correct answer?

4

Esterification reaction produces

A. Detergent

B. Vanaspati

C. Soap

D. Mercaptans

What is the correct answer?

4

Low temperature carbonisation of coal takes place at __________ °C.

A. 300

B. 1100

C. 700

D. 900

What is the correct answer?

4

Neon gas is

A. Flammable in nature

B. Used in color discharge tube

C. Filled in lamps having tungsten filament

D. All (A), (B) and (C)