Experimental Techniques in Chemistry Mcqs

Our collections of Multiple choice questions and answers focuses on study of Experimental Techniques in 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, GAT, ECAT, University and College entrance exams and tests and Chemical industry job interviews. One should practice our Mcqs to assimilate Chemistry Experimental Techniques comprehensively.

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1.
Which of the following technique is used for the separation of insoluble particles from liquids?

Filtration

Crystallization

Solvent extraction

Chromatography

3.
Fluted filter paper is used to

Filter hot solution

Avoid premature crystallization

Increase the rate of filtration

Decrease the area

4.
Safe and the most reliable method of drying crystals is through

Filter paper

Vacuum desiccators

Oven

None of these

5.
A substance having very high vapour pressure at its melting point on heating will show

Melting

Sublimation

Decomposition

Condensation

6.
A process controlled by Distributive law is

Crystallization

Sublimation

Solvent extraction

Filtration

7.
A technique of partition chromatography in which the solvent is in a pool at the bottom of container

Adsorption chromatography

Ascending chromatography

Radial chromatography

Descending chromatography

8.
Different components of a mixture have different Rf values due to

Polar solvent used

Combination of solvents used

Their different distribution coefficients in the solvent

Distributive law

9.
Branch of chemistry that deals with the complete qualitative and quantitative analysis of a substance is

Stoichio chemistry

Physical chemistry

Analytical chemistry

Quantum chemistry

10.
Identification of the components of a sample is

Quantitative analysis

Qualitative analysis

Stoichiometry

Physical chemistry

11.
Estimation of amounts of different components in a sample is

Quantitative analysis

Qualitative analysis

Stochiometery

Physical chemistry

12.
The technique used to separate components of mixture in solid phase.

Crystallization

Filtration

Sublimation

Solvent extraction

13.
The solid which is left over the filter paper as a result of filtration

Insoluble particles

Residue

Crystals

Mud

14.
Size of filter paper is selected according to the amount of

Solution

Amount of insoluble solute

Amount of soluble solute

Amount of solvent

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