MCQ
Allyl phenyl ether can be prepared by heating
- ✓$C_6H_5Br + CH_2 = CH - CH_2 - ONa$
- B$CH_2 = CH - CH_2 - Br - C_6H_5ONa$
- C$C_6H_5 - CH =CH - Br - CH_3 - ONa$
- D$CH_2 =CH - Br - C_6H_5 - CH_2 - ONa$
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The above reaction has been studied at $800^{\circ} C$. The related data are given in the table below.
| Reaction serial number | Initial pressure of $H _{2}$ / $kPa$ | Initial Pressure of $NO /$ $kPa$ | Initial rate $\left(\frac{- dp }{ dt }\right) /( kPa / s )$ |
| $1$ | $65.6$ | $40.0$ | $0.135$ |
| $2$ | $65.6$ | $20.1$ | $0.033$ |
| $3$ | $38.6$ | $65.6$ | $0.214$ |
| $4$ | $19.2$ | $65.6$ | $0.106$ |
The order of the reaction with respect to $NO$ is $...........$
$A.$ $Sm ^{2+}$ $B.$ $Ce ^{2+}$ $C.$ $Ce ^{4+}$ $D.$ $Tb ^{4+}$
Choose the most appropriate answer from the options given below :
Considering the above reaction, $X$ and $Y$ respectively are