NTS Chemistry Mcqs

Our collections of Multiple choice questions and answers focuses on Recent past NTS papers based on chemistry. These questions are chosen from a collection of most authoritative and best reference books on Chemistry. Our aim is to prepare an individual for competitive exams like NTS. One should practice our Mcqs to assimilate knowledge on Chemistry comprehensively.

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Sciences MCQS

16.
The solution remaining after the formation of crystals is called ___________________?

Mother liquor

Dilute solution

Residue

both A & B

Answer Discus (0)

17.
The hydrolysis of Benzenetrizonide will yield three moles of____________________?

Glyoxime

Benzaldehyde

Glycol

Glyoxal

Answer Discus (0)

18.
The complete reduction carboxylic acid results in the formation of________________?

Alkyne

Alkene

Alkane

Alcohol

Answer Discus (0)

19.
Hydrogen effuses four times more rapidly than volume of an unknown gas molar mass of unknown gas should be_______________?

16 gmol-1

32 gmol-1

48 gmol-1

64 gmol-1

Answer Discus (0)

21.
Voltaic cell is a_________________?

irreversible cell

reversible cell

alkaline cell

all of the above

Answer Discus (0)

22.
Which of the following technique is simple and efficient to purify a substance____________________?

Filtration

Sublimation

Crystallization

Solvent extraction

Answer Discus (0)

23.
In galvanic cell Zn acts as an anode so its value of standard reduction potential in comparison to coupled electrode would be________________?

greater

lesser

sum of reduction and oxidation potentials

none

Answer Discus (0)

24.
Molecular ions are formed by passing______________________?

High energy electron beam

X-rays

All of the above

Answer Discus (0)

25.
Number of moles in 1 kg of solvent is called_________________?

normality

molarity

molality

mole fraction

Answer Discus (0)

28.
Phosphorous acid upon thermal decomposition yields phosphoric acid and____________________?

Phosphine

Phosphorus

Water

Phosphorus pentoxide

Answer Discus (0)

29.
Which of the following technique is used for the separation of insoluble particles from liquids ?

Filtration

Crystallization

Solvent extraction

Chromatography

Answer Discus (0)

Engineering MCQS

General Subjects MCQS

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