Experimental Techniques in Chemistry and Liquids and Solids test 1

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A test from chapter 2 and 4 i.e Experimental Techniques in Chemistry and Liquids and Solids of Chemistry part 1. This is Free online test for FSc and Entry test Preparation for UET, NUST, FAST, GIKI, PIEAS, NFC, Punjab University, UHS, other Engineering Universities and Medical Colleges.

1. The phenomenon of isomerism is shown by

A) Elements only
B) Compounds only
C) both
D) none

2. The poly morphs of CaCO3 are

A) Trigonal, orthorhombic
B) Monoclinic, Triclinic
C) Hexagonal, Trigonal
D) tetragonal, Trigonal

3. Grey tin and white tin both exist in equilibrium at a temperature

A) 95.5 degree centigrade
B) 9.4 degree centigrade
C) 13.2 degree centigrade
D) 14 degree centigrade

4. How many parameters are equired to describe any unit cell completely

A) 2
B) 3
C) 4
D) 6

5. Ioni solids are

A) Malleable solids
B) Brittle solids
C) Pseudo solids
D) super cool liquids

6. Aqueous solution of iodine is prepared first by dissolving which compound in water

A) KBr
B) Kl
C) KCl
D) NaCl

7. The meaning of chromatos

A) colour writing
B) colour writing
C) colour forming
D) colour spreading

8. Which is not common way of carrying chromatography

A) ascending
B) descending
C) radial/circular
D) spreading irregularly

9. In papaer chromatography the stationary phase is

A) water
B) organic liquid
C) inorganic liquid
D) none

10. In paper chromatogrphy the mobile phase is

A) organic liquid
B) water
C) inorganic liquid
D) none