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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Quantitative Estimation of Amino Acids by Ninhydrin

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1. What is the complementary colour of purple ?

a: Yellowish green Explanation

Explanation

b: Bluish yellow Explanation

Explanation

c: Green Explanation

Explanation

d: Blue Explanation

Explanation

2. Tertiary amines react with ninhydrin to produce purple colour:

a: True Explanation

Explanation

b: False Explanation

Explanation

3. Is Ninhydrin a reducing agent or an oxidizing agent ?

a: Reducing agent Explanation

Explanation

b: Oxidizing agent Explanation

Explanation

c: Both Explanation

Explanation

d: None of the above Explanation

Explanation

4. What are the two basic reactions accompanying the formation of hydridantin ?

a: Deamination & Decarboxylation Explanation

Explanation

b: Transamination & carboxylation Explanation

Explanation

c: Oxidation & reduction Explanation

Explanation

d: None of the above Explanation

Explanation

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