Chapter 4: Amines, Amides, Amino Acids and Chirality

A-level ChemistryModule 6: Organic Chemistry & Analysis8 topicsHigher

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Module 6: Organic Chemistry and Analysis: Amines, Amides, Amino Acids and Chirality - Authored Long Answer Questions

Examiner-style long-answer practice with automatic marking, improvement advice and ProofCoach tracking.

4 questions25 marks37.5 min

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6 marksdescribestandardOCR A

For Amines, Amides, Amino Acids and Chirality, describe how basicity, zwitterions and optical activity applies to alanine in solutions of different pH.

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6 markscalculatehardOCR A

Using alanine in solutions of different pH, calculate a relevant OCR A Amines, Amides, Amino Acids and Chirality quantity and explain the physical or chemical meaning of the answer. Show equation, substitution, answer and unit.

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7 marksexplainhardOCR A

Amines, Amides, Amino Acids and Chirality: Solution pH (pH unit) vs Percentage zwitterion form (%)

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The graph for Amines, Amides, Amino Acids and Chirality shows data from alanine in solutions of different pH. Explain the pattern using the data and relevant chemistry principles.

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6 marksevaluatestandardOCR A

In alanine in solutions of different pH, evaluate the experimental method or model assumptions used when applying basicity, zwitterions and optical activity.

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3. Carboxylic Acids, Esters and Acyl Derivatives

5. Polymers and Organic Synthesis Planning

Key learning objectives

Understand the key principles behind Amines, Amides, Amino Acids and Chirality.
Apply these ideas to exam-style questions.
Recall the essential definitions and key terms.