2013年安徽省六安市中考化学实验操作考试训练.pdf

实验 A 氢气的制取和收集实验用品：1、仪器：大试管、橡皮塞、玻璃导管、胶皮管、铁架台、集气瓶、玻片、2、锌粒、稀硫酸实验过程：1、连接装置并检验气密性2、加入药品（1）先向试管中加入锌粒（2）再向试管中加入稀硫酸（3）现象为化学方程式为：3、塞上橡皮塞，将装置固定在铁架台上4、收集氢气5、拆除实验装置、将废弃物放入指定容器，清洗并整理器材评分细则：序号实验步骤考查评分点1 检查仪器、药品有检查的动作和意识2 连接装置并检验气密性将橡胶塞缓缓转动塞紧试管口；将导管的一端放入盛水的烧杯中，用双手握住试管检查装置气密性，看导管口有无气泡冒出。3 加锌粒开启试剂瓶，瓶塞倒放在桌上，用镊子取适量锌粒放入试管口，竖立试管，使锌粒滑入试管底部；盖好试剂瓶并放回原处，标签向实验者。3 加稀硫酸开启试剂瓶，瓶塞倒放在桌上，标签向手心；加酸量不超过试管的 1/3，无滴洒；塞紧瓶塞，放回原处，标签向实验者。4 固定装置制取并收集氢气用铁夹夹住试管的中上部，用集气瓶正确收集氢气（验纯）。整理器材拆除实验装置、将废弃物放入指定容器，清洗并整理器材。实验 B 用过氧化氢制取氧气并检验实验目的：1、组装用过氧化氢制取氧气和收集氧气的装置；2、用排水法收集氧气。仪器药品：铁架台(带铁夹)、单孔橡皮塞、玻璃管、胶皮管、试管、烧杯、集气瓶、玻璃片、水槽、药匙、二氧化锰、5%的过氧化氢溶液、火柴。实验步骤：1、选择实验器材；2、连接仪器：连接玻璃导管，用橡皮塞塞住试管口；3、检查气密性：导管口浸入水中，用手握住试管，导管口有气泡冒出；4、将适量过氧化氢滴入试管,然后加入少量二氧化锰。现象为：，反应的方程式为；5、固定发生装置：铁夹夹在距试管管口1/3 处试管口向上，调整好铁夹高度；5、组装收集装置：将集气瓶盛满水、瓶口水面处无气泡；7、收集氧气：用排水法收集一瓶氧气，当时在水面下盖好玻璃片移出水面8、将集气瓶放在桌面,用检验氧气；9、清洗整理器材，桌面整洁。评分细则步骤要点分值1、检查仪器、药品一次性正确选取仪器12、连接仪器连接玻璃导管，用橡皮塞塞住试管口13、检查气密性导管口浸入水中，用手握住试管，导管口有气泡冒出24、将药品装入试管先将二氧化锰装入试管，再加入少量的5%的过氧化氢溶液25、固定发生装置铁夹夹在距试管管口1/3 处试管口向上1调整好铁夹高度16、组装收集装置(将集气瓶盛满水，用玻璃片盖住瓶口，一起倒立在水槽中；瓶口水面处无气泡17、收集氧气用排水法收集一瓶氧气，当水面出现气泡时在水面下盖好玻璃片移出水面1文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A28、放置及检验将集气瓶正放在桌面,用带火星的木条检验氧气19、实验习惯废弃物入盒，清洗整理器材，桌面整洁1实验 C 过滤 10ml 粗食盐水实验目的：1、掌握量筒的使用；2、掌握取用液体、过滤等基本操作。仪器药品：漏斗、小烧杯 2 个、量筒(10mL、50mL)、胶头滴管、铁架台(带铁圈)、滤纸、玻璃棒、剪刀、粗盐水(瓶装)。操作步骤：1、选择实验器材；2、制备过滤器：3、量取液体：4、过滤：5、实验习惯。评分细则：步骤要点分值1、选择实验器材一次性正确选取仪器12、制备过滤器剪折滤纸方法正确1滤纸大小以滤纸边缘稍低于漏斗边缘1滤纸紧贴漏斗壁，用少量水润湿滤纸并使滤纸与漏斗壁之间无气泡13、量取液体倾倒粗盐水时，试剂瓶盖倒放，标签向着手心，瓶口紧挨量筒口，液体不外流1用滴管加液时，量筒放平，滴管垂直悬空于量筒上方，视线跟 量筒内液体的凹液面保持水平24、过 滤从下至上调整铁圈高度，使漏斗下端管口紧靠烧杯内壁1液体沿玻璃棒慢慢注入漏斗中，液面要低于滤纸边缘1玻璃棒靠在 三层滤纸上15、实验习惯废弃物入盒，清洗整理器材，桌面整洁1文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2实验 D 蒸发少量食盐溶液至结晶实验目的：利用蒸发皿加热蒸干少量饱和氯化钠溶液。实验用品：蒸发皿、酒精灯、玻璃棒、铁架台（带铁圈）、坩埚钳、氯化钠溶液、石棉网、火柴。操作步骤：1.检查仪器、药品。2.根据酒精灯的高度调整铁架台上铁圈的高度，使酒精灯外焰对准蒸发皿底部。3.将 3-5ml 饱和氯化钠溶液全部倒入蒸发皿里，并将蒸发皿放到铁架台的铁圈上。4.加热蒸发皿里的氯化钠溶液。5.实验习惯。评分标准：步骤要点分值1、检查仪器、药品一次性正确选取仪器12、组装装置调整铁架台上酒精灯与铁圈高度23、氯化钠溶液倒入蒸发皿用滴管将少量(3-5mL)食盐溶液滴入蒸发皿中，将蒸发皿放到铁架台的铁圈上24、加热蒸发皿里的氯化钠溶液正确点燃酒精灯，用外焰加热1用玻璃棒不断搅拌食盐溶液1待蒸发皿中出现较多晶体时停止加热1用灯帽熄灭火焰1用坩埚钳取下蒸发皿，放在石棉网上，冷却后，清洗净蒸发皿15、实验习惯废弃物入盒，清洗整理器材，桌面整洁1文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2实验 E 用托盘天平准确称量2 克食盐实验要求：1、称量完毕，将游码整理复位。2、食盐称好后不需处理。3、剩余食盐倒入废液缸中。实验器材：托盘天平、镊子、方纸片（两张）、食盐（盛在广口瓶中）、药匙。评分标准：步骤要点分值1、检查仪器、药品一次性正确选取仪器12、在天平两盘各放一张方纸片。2 3、用镊子将游码移至2 克处。3 4、盛食盐的瓶塞倒放。3 5、用药匙往左盘添加食盐，直至天平平衡。3 6、用镊子将游码拨回“0”位。2 7、实验习惯废弃物入盒，整理器材，桌面整洁1文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2实验 F 配制少量食盐溶液并测PH值实验器材：烧杯玻璃棒 药匙 点滴板实验药品：食盐粉末，pH试纸实验步骤、评分标准：步骤要点分值1、检查仪器、药品有检查的动作和意识1 2、取食盐放入烧杯取少量的食盐固体放入烧杯中（取前后将药匙擦试干净）33、加水、搅拌向烧杯中倒入一定量蒸馏水，用玻璃棒搅拌（注意搅拌方法）34、滴溶液到试纸用玻璃棒醮取食盐溶液滴在pH试纸上35、与比色卡对照半分钟后，将试纸出现的颜色与比色卡对照得出 pH值为：36、实验习惯将液体倒入废液缸并整理仪器2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2文档编码:CV3O1N9F4Q9 HZ6J6S8M1I6 ZW4S7X3E7A2