MCQ
Positive Tollen's test is observed for
- ✓$A,B,C$
- B$A,B,D$
- C$B,C$
- D$A,B$
✓
Answer
Correct option: A.
$A,B,C$
a
$\alpha, \beta$-unsaturated aldehydes, aromatic aldehydes and $\alpha$-hydroxyketones all give tollens' test but ketones (including $\alpha, \beta$-unsaturated) do not give this test. Thus, option ( $a , b$ and $c$ ) are correct.
$\alpha, \beta$-unsaturated aldehydes, aromatic aldehydes and $\alpha$-hydroxyketones all give tollens' test but ketones (including $\alpha, \beta$-unsaturated) do not give this test. Thus, option ( $a , b$ and $c$ ) are correct.
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