The acid hydrolysis of the ester is:
(i) first order reaction
(ii) bimolecular reaction
(iii) unimolecular reaction
(iv) second order reaction
The true statements are:

i, ii

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All are correct

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ii, iv

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ii, iii, iv

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Solution

The correct option is A i, ii
$C H_{3} C O O C_{2} H_{5} + H_{2} O \to C H_{3} C O O H + C_{2} H_{5} O H$
$r a t e = K [C H_{3} C O O C_{2} H_{5}]^{1} [H_{2} O]^{0}$
thus, it is first order & bi molecular reaction.
Thus, statement i and ii are correct.

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Similar questions

Type 1	Type 2
I. $S O_{2} C l_{2} \to S O_{2} + C l_{2}$	a. pseudo unimolecular reaction
II. $2 N O_{2} \to 2 N_{2} + O_{2}$	b. first order reaction
III. $2 N O + O_{2} \to 2 N O_{2}$	c. second order reaction
IV. $C H_{3} C O O C_{2} H_{5} + H_{2} O + H^{+} \to C H_{3} C O O H + C_{2} H_{5} O H$	d. third order reaction

The correct matching is :

Q. Question 2

The following reaction is an example of a

4 {NH}_{3} (g) + 5 O_{2} (g) \to 4 NO(g) + 6 H_{2} O(g)

(i) Displacement reaction
(ii) Combination reaction
(iii) Redox reaction
(iv) Neutralisation reaction

(a) (i) and (iv)
(b) (ii) and (iii)
(c) (i) and (iii)
(d) (iii) and (iv)

The following reaction is an example of a
$2 P b (N O_{3})_{2} (s) H e a t - -- \to 2 P b O (s) + 4 N O_{2} (g) + O_{2} (g)$
I. Combination reaction
II. Decomposition reaction
III. Endothermic reaction
IV. Exothermic reaction

Order of decreasing acidity of the following is

(I) HCOOH

(II) ${C H}_{3} C O O H$

(III) ${C l}_{2} C H C O O H$

(IV) ${C F}_{3} C O O H$

Q. In a pseudo first order acid catalysed hydrolysis of ester in water the following results were obtained:
t/s 0 30 60 90
[ester]/M 0.55 0.31 0.17 0.085
Which of the following is/are correct for the given reaction?

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The acid hydrolysis of the ester is:(i) first order reaction(ii) bimolecular reaction(iii) unimolecular reaction(iv) second order reactionThe true statements are:

The correct option is A i, iiCH3COOC2H5+H2O→CH3COOH+C2H5OHrate=K[CH3COO C2H5]1[H2O]0thus, it is first order & bi molecular reaction.Thus, statement i and ii are correct.

The acid hydrolysis of the ester is:
(i) first order reaction
(ii) bimolecular reaction
(iii) unimolecular reaction
(iv) second order reaction
The true statements are:

The correct option is A i, ii
$C H_{3} C O O C_{2} H_{5} + H_{2} O \to C H_{3} C O O H + C_{2} H_{5} O H$
$r a t e = K [C H_{3} C O O C_{2} H_{5}]^{1} [H_{2} O]^{0}$
thus, it is first order & bi molecular reaction.
Thus, statement i and ii are correct.