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实验室制取氯化氫气体不加热

返回打印发布时间：2014/5/13 点击：11699

    氯化氫的制取方法有实验室制取和工业制取，具体内容请看下文：　　
    实验室制取一般是用固体氯化钠和浓硫酸起反应，实验室制氯化氫不加热或稍微加热，分别生成硫酸氢钠和氯化氫。　　
    NaCl+H2SO4==NaHSO4+HCl↑ 　　
    然后在500℃到600℃的条件下，继续起反应而生成氯化氫和硫酸钠。　
    NaHSO4+NaCl==Na2SO4+HCl↑ 　　
    总的化学方程式可以表示如下：　　
    2NaCl+H2SO4==Na2SO4+2HCl↑（注：加热且缺水环境下HCl才↑）　　
    工业制取氯碱工业：2NaCl+2H2O==通电==2NaOH+H2↑+Cl2↑（H2+Cl2=点燃=2HCl）
    以上内容由氯化氫生产厂家为您提供，要是您还有什么疑问，欢迎您随时来电咨询。我们生产的氯化氫纯度高。性质稳定，再加上完善的售后服务，赢得了很多客户的信赖，希望将来我们也有机会合作！

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