Chemistry - Questions and Answers, General Study (GK)

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Chemistry - Questions and AnswersPage 35

341.

Tetraethyl lead (TEL) is added two petrol to

(a)Increase flash point

(b)Increase Anti-knocking rating

(c)It act as a Anti freezer

(d)It Increase combustion

Comment

Answer is: BNA

342.

In the complete combustion of butane, the end products are

(a)Water and carbon

(b)Carbon dioxide and water

(c)Carbon dioxide and Hydrogen

(d)Butanoic acid and water

Comment

Answer is: BNA

343.

The methanol is also known by the name of

(a)Rubing alcohol

(b)Grain alcohol

(c)Wood alcohol

(d)Deformed alcohol

Comment

Answer is: CNA

344.

The wine is prepared by the process of

(a)Fermentation

(b)Catalysation

(c)Conjugation

(d)Displacement

Comment

Answer is: ANA

345.

Which of the following acid is appeared in the vinegar?

(a)Hydrochloric acid

(b)Citric acid

(c)Oxalic acid

(d)Acetic acid

Comment

Answer is: DNA

346.

Ethyl alcohol is commonly made unfit for drinking by addition of

(a)Potassium cyanide

(b)Methyl alcohol

(c)Chloroform

(d)Potassium chloride

Comment

Answer is: BNA

347.

The antiseptic action of Dettol is due to pressure of

(a)Chloro Benzol

(b)Chloroxyphenol

(c)Chloroquine

(d)Chloroamphenicol

Comment

Answer is: BNA

348.

A redox reaction is

(a)Proton transfer reaction

(b)Ion combination reaction

(c)A reaction is solution

(d)Electron transfer reaction

Comment

Answer is: DNA

349.

When iron is rusted, it is

(a)Oxidised

(b)Reduced

(c)Evaporated

(d)Decomposed

Comment

Answer is: ANA

350.

Starch iodide paper is used to test for the presence of

(a)Iodine

(b)Iodide iron

(c)Oxidising agent

(d)Reducing agent

Comment

Answer is: CNA

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Chemistry - Questions and AnswersPage 35

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