选择题 下 91eXAm.org图为可逆反应![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/gkriazqaicy.png\" style=\"vertical-align:middle;\">![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/b1fg1q3hbb0.jpg\" style=\"vertical-align:middle;\">![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/b0cfe0wvoko.png\" style=\"vertical-align:middle;\">（正反应放热）生成物C的浓度随压强变化并建立平衡的关系图，则![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/etfqsjxoumb.png\" style=\"vertical-align:middle;\">值与压强![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/a4z3jinm42d.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/4he55jdavvv.png\" style=\"vertical-align:middle;\">的关系正确的是
![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/qnijijmbsze.jpg\" style=\"vertical-align:middle;\">
A．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/zg1vdgevv3x.png\" style=\"vertical-align:middle;\">，![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/axn2k0kjj1e.png\" style=\"vertical-align:middle;\">
B．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/zg1vdgevv3x.png\" style=\"vertical-align:middle;\">，![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/55fg5bmqaxd.png\" style=\"vertical-align:middle;\">
C．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/45zv5hnh0ly.png\" style=\"vertical-align:middle;\">
D．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/gdxwr0qopos.png\" style=\"vertical-align:middle;\">
选择题 下图为可逆反应![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/gkriazqaicy.png\" style=\"vertical-align:middle;\">![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/b1fg1q3hbb0.jpg\" style=\"vertical-align:middle;\">![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/b0cfe0wvoko.png\" style=\"vertical-align:middle;\">（正反应放热）生成物C的浓度随压强变化并建立平衡的关系图，则![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/etfqsjxoumb.png\" style=\"vertical-align:middle;\">值与压强![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/a4z3jinm42d.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/4he55jdavvv.png\" style=\"vertical-align:middle;\">的关系正确的是
![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/qnijijmbsze.jpg\" style=\"vertical-align:middle;\">
A．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/zg1vdgevv3x.png\" style=\"vertical-align:middle;\">，![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/axn2k0kjj1e.png\" style=\"vertical-align:middle;\">
B．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/zg1vdgevv3x.png\" style=\"vertical-align:middle;\">，![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/55fg5bmqaxd.png\" style=\"vertical-align:middle;\">
C．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/45zv5hnh0ly.png\" style=\"vertical-align:middle;\">
D．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060706/gdxwr0qopos.png\" style=\"vertical-align:middle;\">
本题答案：D
本题解析：根据曲线可知，P1曲线首先达到平衡状态，说明压强是P1大于P2，但压强大，C的浓度低，说明增大压强平衡向逆反应 方向移动，即正反应是体积增大的，所有n大于3，答案选D。
本题所属考点：【反应速率与平衡的有关计算】
本题难易程度：【一般】
The fire is the test of gold; adversity is the test of a strong man. 火对金子是考验,逆境对人是磨炼.
