Mechanism of a hypothetical reaction X2-Y2- 2XY is given below-i X2- X-X fastii X-Y2- XY-Y slowiii X-Y - XY fastThe overall order of the reaction will be-

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Standard XII

Chemistry

Le Chatelier's Principle for Del N Lesser Than Zero

Mechanism of ...

Question

Mechanism of a hypothetical reaction $X_{2} + Y_{2} \to 2 X Y$ is given below;
(i) $X_{2} \to X + X$ (fast)
(ii) $X + Y_{2} ⇌ X Y + Y$ (slow)
(iii) $X + Y \to X Y$ (fast)
The overall order of the reaction will be:

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Solution

The correct option is A $2$
Order of Reaction is given by the slowest step of Reaction. In slowest step we
have 2 reactants so, $2^{n d}$ order reaction.

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Q. Mechanism of a hypothetical reaction

X_{2} + Y_{2} \to 2 X Y

is given below :
(i)

X_{2} \to X + X

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(ii)

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(iii)

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The overall order of the reaction will be:

Q. Mechanism of a hypothetical reaction

X_{2} + Y_{2} \to 2 X Y

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(i)

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follows the following mechanism:

X_{2} ⇌ X + X . . . . . f a s t

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Mechanism of a hypothetical reaction X2+Y2→2XY is given below;(i) X2→X+X (fast)(ii) X+Y2⇌XY+Y (slow)(iii) X+Y→XY (fast)The overall order of the reaction will be:

The correct option is A 2Order of Reaction is given by the slowest step of Reaction. In slowest step we have 2 reactants so, 2nd order reaction.

Mechanism of a hypothetical reaction $X_{2} + Y_{2} \to 2 X Y$ is given below;
(i) $X_{2} \to X + X$ (fast)
(ii) $X + Y_{2} ⇌ X Y + Y$ (slow)
(iii) $X + Y \to X Y$ (fast)
The overall order of the reaction will be:

The correct option is A $2$
Order of Reaction is given by the slowest step of Reaction. In slowest step we
have 2 reactants so, $2^{n d}$ order reaction.