Chapter-2 - 11th - Experimental Techniques in Chemistry Preparation Multiple Questions and Answers.




16.A process controlled by Distributive law is
A. Crystallization
B. Sublimation
C. Solvent extraction
D. Filtration

17.A technique of partition chromatography in which the solvent is in a pool at the bottom of container
A. Adsorption chromatography
B. Ascending chromatography
C. Radial chromatography
D. Descending chromatography

18.Different components of a mixture have different Rf values due to
A. Polar solvent used
B. Combination of solvents used
C. Their different distribution coefficients in the solvent
D. Distributive law

19.Branch of chemistry that deals with the complete qualitative and quantitative analysis of a substance is
A. Stoichio chemistry
B. Physical chemistry
C. Analytical chemistry
D. Quantum chemistry

20.Identification of the components of a sample is
A. Quantitative analysis
B. Qualitative analysis
C. Stoichiometry
D. Physical chemistry

«»



Date to Date Current Affairs 2022

PakMCQs.net

Quick Links

GAT Subject



   Computer Science    English Mcqs    Agriculture    

Engineering



   Computer Science    Civil Engineering    

Technical



   Networking    Electronics    Database    

Past Papers



   Model Papers    FPSC Papers