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Le Chatelier's Principle for Del N Equals to 0

Which of the ...

Question

Which of the following reaction will be favoured at low pressure ?

H_{2} + I_{2} ⇌ 2 H I

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N_{2} + 3 H_{2} ⇌ 2 N H_{3}

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P C l_{5} ⇌ P C I_{3} + C l_{2}

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2 S O_{3} ⇌ 2 S O_{2} + O_{2}

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Solution

The correct options are
B $P C l_{5} ⇌ P C I_{3} + C l_{2}$
D $2 S O_{3} ⇌ 2 S O_{2} + O_{2}$
At low pressure forward reaction will be favoured when change in gaseous moles will be positive.
As number of moles are increasing hence low pressure will favour the forward direction.

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Similar questions

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

P {C l}_{5} \to P {C l}_{3} + {C l}_{2}

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

N_{2} + 3 H_{2} \to 2 {N H}_{3}

2 K C l O_{3} \to 2 K C l + 3 O_{2}

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2 S O_{2} + O_{2} ⇌ 2 S O_{3}

K_{p}

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