The rate of certain hypothetical reaction A-B-C- products is given by- r-d -A-d t-K-A-1-2 K-B-1-3 K-C-1-4- The order of the reaction-

The correct option is D 13/12 r= d[A] dt =K[A ] ^ 1 2 #160;K[B ] ^ 1 3 #160;K[C ] ^ 1 4 #160; rate= 1 2 + 1 3 + 1 4 rat ...

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Standard XII

Chemistry

Activation Energy

The rate of c...

Question

The rate of certain hypothetical reaction $A + B + C \to$ products is given by, $r = - \frac{d [A]}{d t} = K [A]^{1 / 2} K [B]^{1 / 3} K [C]^{1 / 4}$ . The order of the reaction:

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\frac{1}{2}

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\frac{13}{12}

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Solution

The correct option is D $\frac{13}{12}$
$r = - \frac{d [A]}{d t} = K [A]^{\frac{1}{2}} K [B]^{\frac{1}{3}} K [C]^{\frac{1}{4}}$

$r a t e = \frac{1}{2} + \frac{1}{3} + \frac{1}{4}$

$r a t e = \frac{13}{12}$

Hence, the answer is D.

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Similar questions

The rate of certain hypothetical reaction A + B + C $\to$ Products, is given by $r = - \frac{d A}{d t} = k [A]^{1 / 2} [B]^{1 / 3} [C]^{1 / 4}$ The order of a reaction is given by:

Q. The rate of the reaction,

A + B + C ⟶

Products, is given by,

- \frac{d [A]}{d t} = k {[A]}^{1 / 2} {[B]}^{1 / 3} {[C]}^{1 / 4}

.
The order of the reaction is:

Q. The rate of the reaction,

A + B + C \to P

is given by:

r = - \frac{d [A]}{d t} = k [A]^{1 / 2} [B]^{1 / 2} [C]^{1 / 4}

. The order of the reaction is:

For chemical reaction A

\to

products, the rate of disappearance of A is given by:

\frac{{- d C}_{A}}{d t} = \frac{K_{1} C_{A}}{1 + K_{2} C_{A}}

. At low

C_{A}

the reaction is of the ____ order with rate constant ______. (Assume

K_{1} . K_{2}

are lesser than 1)

Q. The rate of reaction for certain reaction is expressed as:

\frac{1}{3} \frac{d [A]}{d t} = - \frac{1}{2} \frac{d [B]}{d t} = - \frac{d [C]}{d t}

The reaction is:

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The rate of certain hypothetical reaction A+B+C→ products is given by, r=−d[A]dt=K[A]1/2K[B]1/3K[C]1/4. The order of the reaction:

The correct option is D 1312r=−d[A]dt=K[A]12K[B]13K[C]14rate=12+13+14rate=1312Hence, the answer is D.

The rate of certain hypothetical reaction $A + B + C \to$ products is given by, $r = - \frac{d [A]}{d t} = K [A]^{1 / 2} K [B]^{1 / 3} K [C]^{1 / 4}$ . The order of the reaction:

The correct option is D $\frac{13}{12}$
$r = - \frac{d [A]}{d t} = K [A]^{\frac{1}{2}} K [B]^{\frac{1}{3}} K [C]^{\frac{1}{4}}$

$r a t e = \frac{1}{2} + \frac{1}{3} + \frac{1}{4}$

$r a t e = \frac{13}{12}$

Hence, the answer is D.