The minimum numbers of carbon atoms in ketones which will show chain isomerism will be

Question

The minimum numbers of carbon atoms in ketones which will show chain isomerism will be (A)  7  (B)  4  (C)  6  (D)  5

Tardigrade Admin · Accepted Answer

There are minimum five carbon atoms in ketones which will show chain isomerism (i) CH3 - underset undersetO||C - CH2 - CH2 - CH 3 (ii) CH3 - underset undersetO||C - underset undersetCH3|CH - CH3

Q. The minimum numbers of carbon atoms in ketones which will show chain isomerism will be

$7$

$4$

$6$

$5$

There are minimum five carbon atoms in ketones which will show chain isomerism

(i) $C H_{3} - O ∣∣ C - C H_{2} - C H_{2} - C H_{3}$

(ii) $C H_{3} - O ∣∣ C - C H_{3} ∣ C H - C H_{3}$

Q. The minimum numbers of carbon atoms in ketones which will show chain isomerism will be

7

4

6

5

There are minimum five carbon atoms in ketones which will show chain isomerism (i) CH3​−O∣∣​C​−CH2​−CH2​−CH3​ (ii) CH3​−O∣∣​C​−CH3​∣​CH​−CH3​

$7$

$4$

$6$

$5$

There are minimum five carbon atoms in ketones which will show chain isomerism

(i) $C H_{3} - O ∣∣ C - C H_{2} - C H_{2} - C H_{3}$

(ii) $C H_{3} - O ∣∣ C - C H_{3} ∣ C H - C H_{3}$