A <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109162313121312.jpg" alt="" border="0" /> B <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109162371517151.jpg" alt="" border="0" /> C <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109162485518551.jpg" alt="" border="0" /> D <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109162449554955.jpg" alt="" border="0" />

A <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109162496179617.jpg" alt="" border="0" /> B <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109162423402340.jpg" alt="" border="0" /> C <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109162418251825.jpg" alt="" border="0" /> D <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109162496389638.jpg" alt="" border="0" />

A 氨水的导电性比NaOH弱得多 B 氨水只能跟强酸发生中和反应 C 氨水不能与弱酸发生中和反应 D 0.01mol/L氨水的pH小于12大于7

A 紫色、红色、黄色 B 紫色、无色、黄色 C 蓝色、红色、黄色 D 红色、无色、橙色

A 大于0.0001mol/L B 小于0.0001mol/L C 等于0.0001mol/L D 无法判断

A <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109162966966696.jpg" alt="" border="0" /> B <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109162918241824.jpg" alt="" border="0" /> C <img src="https://www.beizhujiaoyu.com/uploads/202208/20130109162995869586.jpg" alt="" border="0" /> D <img src="https://www.beizhujiaoyu.com/uploads/202208/2013010916290753753.jpg" alt="" border="0" />

A 等于7 B 小于7 C 大于7 D 无法判断

A 碳酸氢钠 B 硫酸钠 C 氯化铁 D 高锰酸钾

A 碳棒上放出氯气 B 碳棒附近产生OH^- C 碳棒上放出氧气 D 铁钉不发生变化

A X、Y、Z B Y、Z、X C X、Z、Y D Z、Y、X