Chemistry in Everyday Life NEET Questions. We covered all the Chemistry in Everyday Life NEET Questions in this post for free so that you can practice well for the exam.
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Mock Test on Chemistry in Everyday Life for NEET Students
Consider the following statements. Sodium silicate and sodium sulphate are mixed as detergents in washing powders so that I. to maintain the dryness of the powder. II. to maintain the basicity of powder. Which of the following statements is correct?
(a) Only I
(b) Only II
(c) Both I and II
(d) None of these
Option c – Both I and II
The advantage of detergents over soaps is
(a) detergents are soluble in water.
(b) detergents could not give much lather.
(c) detergents give lather even with hard water.
(d) soaps give lather with only soft water.
Option c – detergents give lather even with hard water
Assertion (A) Synthetic detergents can lather well in hard water. Reason (R) Synthetic detergents form soluble calcium and magnesium salts with hard water. Codes
(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true, but R is not the correct explanation of A
(c) A is true, but R is false
(d) A is false, but R is true
Option a – Both A and R are true and R is the correct explanation of A
Consider the following statements. The purpose of adding sodium sulphate and sodium silicate to the detergent in a washing powder is I. to keep to washing powder dry. II. to maintain the alkalinity of the powder. Which of these statements is/are correct?
(a) Only I
(b) Only II
(c) Both I and II
(d) Neither I nor II
Option a – Only I
‘Nobel oil’ is the name of which one of the following explosives?
(a) TNG
(b) TNP
(c) TNA
(d) TNT
Option a – TNG
The chemical used in the manufacturing of dynamite is
(a) Glycerol
(b) Glycerol triacetate
(c) Glycerol trinitrate
(d) Glycerol triiodate
Option c – Glycerol trinitrate
Which one of the following explosives does not contain nitroglycerine as an essential constituent?
(a) Cordite
(b) Blasting Gelatine
(c) Dynamite
(d) Amatol
Option d – Amatol
A mixture of which one of the following pairs of gases is the cause of occurrence of most of the explosions in mines
(a) Hydrogen and Oxygen
(b) Oxygen and Acetylene
(c) Methane and Air
(d) Carbon dioxide and Methane
Option c – Methane and Air
Which one of the following statements is correct?
(a) DDT is an antibacterial compound.
(b) TNT is an insecticide.
(c) RDX is explosive.
(d) LSD is an antiviral compound
Option c – RDX is explosive
RDX was invented by
(a) Alfred Nobel
(b) Soddy
(c) Bergillins
(d) Henning
Option d – Henning
Which one of the following is another name for RDX?
(a) Cyanohydrin
(b) Dextran
(c) Cyclohexane
(d) Cyclonite
Option d – Cyclonite
Which one of the following is not an explosive?
(a) Nitrochloroform
(b) TNG
(c) TNT
(d) Potassium Chlorate
Option a – Nitrochloroform
Which one of the following is used in the production of explosives?
(a) Glycerol
(b) Methanol
(c) Urea
(d) Oxalic acid
Option a – Glycerol
Soap helps in better cleaning of clothes because
(a) soap acts like a catalyst.
(b) it reduces the surface tension of the solution.
(c) it gives strength to the solution.
(d) it absorbs the dirt.
Option b – it reduces the surface tension of the solution
Which of the following statements is not true for soap?
(a) Soaps are bio-degradable.
(b) Soaps cannot be used in an acidic medium.
(c) Soaps form a white curdy precipitate with hard water.
(d) Soaps are relatively stronger in their cleaning action than synthetic detergents.
Option d – Soaps are relatively stronger in their cleaning action than synthetic detergents
Which of the following statements is correct? I. The soap molecules form structures called micelles. II. Soap micelles cannot scatter light. III. Only dirt gets collected in the centre of the micelle.
(a) Both I and II
(b) Both I and III
(c) Both II and III
(d) All I, II and III
Option b – Both I and III
Consider the following statements. I. Hard soaps (common bar soaps) are the sodium salts of fatty acids. II. Soft soaps are the potassium salts of fatty acids and are semi-solid in nature. Which of the statement(s) given above is/are correct?
(a) Only I
(b) Only II
(c) Both I and II
(d) Neither I nor II
Option c – Both I and III
What is a detergent?
(a) Soap
(b) Medicine
(c) Catalyst
(d) Refining agent
Option d – Refining agent
A sample of ‘soft soap’ contains
(a) caesium
(b) potassium
(c) calcium
(d) magnesium
Option b – potassium
Which one of the following is used in the manufacture of soaps?
(a) Vegetable oil
(b) Mobil oil
(c) Kerosene oil
(d) Cutting oil
Option a – Vegetable oil
When the fats are reacted with alkali, they form ‘soaps’. The type of reaction taking place in the formation of soaps is called
(a) emulsification
(b) saponification
(c) halogenation
(d) oxidation
Option b – saponification
The soap solution used for cleaning purposes appears cloudy. This is due to the fact that soap micelles can
(a) refract light
(b) scatter light
(c) diffract light
(d) polarise light
Option b – scatter light
Soap removes grease by
(a) coagulation
(b) absorption
(c) emulsification
(d) osmosis
Option c – emulsification
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