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Chemical Sciences Virtual Chemistry Lab Experiments

Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

HPTLC-Densitometric Screening of Mineral Oil in Milk

Choose difficulty:

Beginner

Intermediate

Advanced

1. Oil samples are soluble in which solvent-

a: Water Explanation

Explanation

b: Hexane Explanation

Explanation

c: Methanol Explanation

Explanation

d: Benzene Explanation

Explanation

2. Fats and oils are-

a: Monoesters of glycerol Explanation

Explanation

b: Diesters of glycerol Explanation

Explanation

c: Triesters of glycerol Explanation

Explanation

d: Diesters of glycol Explanation

Explanation

3. Liquid oils can be converted to solid fats by-

a: Hydrogenation Explanation

Explanation

b: Saponification Explanation

Explanation

c: Hydrolysis Explanation

Explanation

d: Oxidation of double bonds Explanation

Explanation

4. A wax is-

a: a nonpolar solid Explanation

Explanation

b: a long chain alcohol Explanation

Explanation

c: a triacylglycerol Explanation

Explanation

d: none of these Explanation

Explanation

5. Alkaline hydrolysis of oils (or fats) is called-

a: Saponification Explanation

Explanation

b: Fermentation Explanation

Explanation

c: Diazotisation Explanation

Explanation

d: Rancidification Explanation

Explanation

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