两个一级平行反应<img src="https://nimg.ppkao.com/2018-09/wangjing/2018090509471158709.jpg?sign=a0e7640ff94e4f614091471bbc7b1b3a&t=62d3a83d" />下列哪个结论是不正确的:()
A、k(总)=k1+ k2
B、k1/k2= [B]/[C]
C、E(总)= E1+ E2
D、t(1/2)= 0.693/(k1+ k2)
A、k(总)=k1+ k2
B、k1/k2= [B]/[C]
C、E(总)= E1+ E2
D、t(1/2)= 0.693/(k1+ k2)
A、A.<img src="https://img.ppkao.com/2019-04/xiaotian/2019042917175712037.jpg" />
B.<img src="https://img.ppkao.com/2019-04/xiaotian/2019042917180085132.jpg" />
C.<img src="https://img.ppkao.com/2019-04/xiaotian/2019042917180310884.jpg" />
D.<img src="https://img.ppkao.com/2019-04/xiaotian/2019042917180684437.jpg" />
A、对于平行反应<img src="https://img.ppkao.com/2019-04/yuanhuijuan/2019041816590552254.jpg" />已知活化能E1>E2,请问
A、A.<img src="https://img.ppkao.com/2019-04/xiaotian/2019042817170370385.jpg" />
B.<img src="https://img.ppkao.com/2019-04/xiaotian/2019042817170765762.jpg" />
C.<img src="https://img.ppkao.com/2019-04/xiaotian/2019042817171081633.jpg" />
D.<img src="https://img.ppkao.com/2019-04/xiaotian/2019042817171338858.jpg" />
A、完成下列反应
(a) P4+HNO3<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
(b) AsCl3+H2O<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
(c) POCl3+H2O<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
(d) P4O10+H2O<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
(e) P4O6+H2O<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
(f) Zn3P2+HCl(稀)<img src="https://img.ppkao.com/2019-04/wangjing/2019041416320257508.jpg" />
A、A.<img src="https://img.ppkao.com/2018-08/yiyu/2018082217423339315.jpg" />
B.<img src="https://img.ppkao.com/2018-08/yiyu/2018082217423966299.jpg" />
C.<img src="https://img.ppkao.com/2018-08/yiyu/2018082217424319040.jpg" />
D.<img src="https://img.ppkao.com/2018-08/yiyu/2018082217425167500.jpg" />
A、一液相复合反应<img src="https://img.ppkao.com/2018-10/chenbin/2018101808401296201.jpg" />均为一级不可逆反应,在单一连续釜中等温反应,已知该反应温度下,K1=7K2,问当最终反应转化率为80%时,目的产物P的瞬时选择性为(),总选择性为()。
A、计算下列反应的平衡常数,并判断反应进行的方向。
<img src="https://img.ppkao.com/2019-05/wangjing/201905131711256137.jpg" />
<img src="https://img.ppkao.com/2019-05/wangjing/201905131711307142.jpg" />
A、A.<img src="https://img.ppkao.com/2017-12/zhangyijie/2017121109200069435.jpg" />
B.<img src="https://img.ppkao.com/2017-12/zhangyijie/2017121109200468861.jpg" />
C.<img src="https://img.ppkao.com/2017-12/zhangyijie/2017121109200772137.jpg" />
D.<img src="https://img.ppkao.com/2017-12/zhangyijie/2017121109201130699.jpg" />
A、A.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041117140637692.jpg" />
B.<img src="https://img.ppkao.com/2018-04/zhouyun/201804111714091678.jpg" />
C.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041117141476512.jpg" />
D.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041117142045280.jpg" />
E.<img src="https://img.ppkao.com/2018-04/zhouyun/2018041117142344778.jpg" />
A、利用氧化还原电势表,判断下列反应能否发生岐化反应。
(a) 2Cu<img src="https://img.ppkao.com/2019-04/wangjing/2019041415353245090.jpg" />Cu + Cu2+
(b) Hg2+2<img src="https://img.ppkao.com/2019-04/wangjing/2019041415353245090.jpg" />Hg + Hg2+
(c) 2OH- + I2<img src="https://img.ppkao.com/2019-04/wangjing/2019041415353245090.jpg" /> IO- + I- + H2O
(d) H2O + I2<img src="https://img.ppkao.com/2019-04/wangjing/2019041415353245090.jpg" />HIO + I- + H+