MCQ
${A_{2(g)}} + {B_{2(g)}}$ $\rightleftharpoons$ $2A{B_{(g)}}$; $\Delta H = + ve$
- ✓Unaffected by pressure
- BIt occurs at $1000$ pressure
- CIt occurs at high temperature
- DIt occurs at high pressure and high temperature
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$X_2 + Y_2 \rightarrow 2XY,$ is given below :
$(i)\,\, X_2 \rightarrow X + X\, (fast)$
$(ii)\,\,X + Y_2 \rightleftharpoons XY + Y\, (slow)$
$(iii)\,\,X + Y \rightarrow XY\, (fast)$
The overall order of the reaction will be

