Multiple choice

Which of the following statements is/are correct?

  1. Caprolactam is obtained by Beckmann rearrangement of acetophenone oxime.

  2. Gutta percha and natural rubber are stereoisomers.

  3. Denatururation involves changes in the primary structure of proteins.

  4. Intermolecular forces of attraction in nylons are dipole-dipole interactions.

  5. At isoelectric point, an α-amino acid has the minimum solubility.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This option is correct because gutta percha is trans-polyisoprene while natural rubber is cis-polyisoprene. This statement is true because at isoelectric point, an α-amino acid has the minimum solubility. Thus this option is correct.

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