一定温度下,在三个体积均为\(\rm{2.0 L}\)的恒容密闭容器中发生如下反应:\(\rm{PCl}\)\(\rm{{\,\!}_{5}}\)\(\rm{(g)}\)\(\rm{\overset{}{⇌} }\)\(\rm{PCl}\)\(\rm{{\,\!}_{3}}\)\(\rm{(g)+Cl}\)\(\rm{{\,\!}_{2}}\)\(\rm{(g)}\)
编号 | 温度\(\rm{(℃)}\) | 起始物质的量 \(\rm{(mol)}\) | 平衡物质的量 \(\rm{(mol)}\) | 达到平衡所需时间 \(\rm{(s)}\) |
\(\rm{PCl_{5}(g)}\) | \(\rm{PCl_{3}(g)}\) | \(\rm{Cl_{2}(g)}\) |
Ⅰ | \(\rm{320}\) | \(\rm{0.40}\) | \(\rm{0.10}\) | \(\rm{0.10}\) | \(\rm{t_{1}}\) |
Ⅱ | \(\rm{320}\) | \(\rm{0.80}\) | | | \(\rm{t_{2}}\) |
Ⅲ | \(\rm{410}\) | \(\rm{0.40}\) | \(\rm{0.15}\) | \(\rm{0.15}\) | \(\rm{t_{3}}\) |
下列说法正确的是