MCQ
Which pair represents chain isomer
- ✓$C{H_3}CHC{l_2}$ and $ClC{H_2}C{H_2}Cl$
- B$n-$propyl alcohol and isopropyl alcohol
- C$2-$methyl$-1$ propanol and $2-$Methyl$-2$ propanol
- D$2-$methyl butane and neopentane

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$(a)$ $2N_2O_5\rightarrow\,\,4NO_2(g)+O_2(g)-\frac{d[N_2O_5]}{dt}=k[N_2O_5]$
$(a)$ $N_2O_5\rightarrow\,\,2NO_2(g)+1/2\,\,O_2(g)-\frac{d[N_2O_5]}{dt}=k'[N_2O_5]$
which of the following is true ?