Which of the following cannot form $C H_{3} C O O H$ from $C_{2} H_{5} O H$ ?
A) PCC
B) PDC
C) $K_{2} C r_{2} O_{7} / H^{+}$
D) $K M n O 4 / H^{+}$

A and B only

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C and D only

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Only A

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All A, B, C and D

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Solution

The correct option is A A and B only
PCC and PDC are mild oxidising agent.

They oxidise ethanol to ethanal not to ethanoic acid.

While the KMnO4 and K2Cr2O7 are strong oxidising agent so they converts ethanol into acetic acid.

Option A is correct.

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Similar questions

Non planar molecules among the following

A) $B_{3} N_{3} H_{6}$ B) $B_{2} H_{6}$ C) $C_{2} H_{4}$ D) $C_{3} H_{6}$

H_{a}, H_{b}, H_{c} and H_{d}

H_{2} O

f

h

A \to B

A = {a, b, c, d}

B = {s, t, u}

f (a) = t, f (b) = s, f (c) = s, f (d) = u

h (a) = s, h (b) = t, h (c) = s, h (a) = u, h (d) = u

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