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Derivation of Kp and Kc

In which of t...

Question

In which of the following reaction, the value of $K_{p}$ will be equal to $K_{c}$ ?

A

H_{2} + I_{2} ⇌ 2 H I

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B

P C l_{5} ⇌ P C l_{3} + C l_{2}

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C

2 N H_{3} ⇌ N_{2} + 3 H_{2}

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D

2 S O_{2} + O_{2} ⇌ 2 S O_{3}

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Solution

The correct option is B $H_{2} + I_{2} ⇌ 2 H I$
$K_{P} = K_{C} {(R T)}^{△ n}$
$K_{P} = K_{C}$ if $△ n = 0$
where $△ n =$ number of moels of gaseous product - number of moles of gaseous reactant
$(A) △ n = 2 - 2 = 0$
$(B) △ n = 2 - 0 = 2$
$(C) △ n = 4 - 2 = 2$
$(D) △ n = 2 - 3 = - 1$

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Similar questions

In which of the following reaction, the value of $K_{p}$ will be equal to $K_{c}$

Q. In which of the following gaseous phase reactions, the value of

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Q. Which of the following is irreversible reaction
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P {C l}_{5} \to P {C l}_{3} + {C l}_{2}

2 {S O}_{2} + O_{2} \to 2 {S O}_{3}

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X, Y a n d Z

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X : 2 S O_{2} + O_{2} ⇌ 2 S O_{3}

Y : P C l_{5} ⇌ P C l_{3} + C l_{2}

Z : 2 H I ⇌ H_{2} + I_{2}

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