PAPER 2023 – SET II

1. Correct IUPAC name of

ch03_eqn2 is:

(a) pent-2-enal

(b) pent-2-enol

(c) pent-3-enal

(d) pent-3-enol

2. Identify the reagent which can be used to convert benzamide into aniline in a single step:

(a) NaNO2 + -dil. HCl at 0°C

(b) I2 + aq.NaOH

(c) Br2 + aq.NaOH

(d) Br2 + CH3COOH

3. What does a negative E° (standard reduction potential) of a redox couple indicate?

(a) Redox couple is a stronger reducing agent than couple H+/H2 couple.

(b) Redox couple is a weaker reducing agent than the H+/H2 couple.

(c) Redox couple is a stronger oxidising agent than the H+/H2 couple.

(d) Redox couple carry equivalent oxidising power as H+/H2 couple. ...

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