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One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points; Question 504

2016-04-28View Original

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Fill-in-the-blank: In the VCM synthesis process using the calcium carbide method, the main methods to reduce the content of inert gases in crude VC are to improve the purity of hydrogen and chlorine in the synthetic gas, and to strictly control the molecular ratio of ( ). Answer: Hydrogen chloride; chlorine, hydrogen gas
Reply #22016-04-28
In the conversion process of VCM via the calcium carbide method, the main methods to reduce the content of inert gases in crude VC are to improve the purity of hydrogen and chlorine in the synthesis gas, and to strictly control the molecular ratio of (hydrogen and chlorine).
Reply #32016-04-28
In the conversion and synthesis of VCM via the calcium carbide method, the main methods to reduce the content of inert gases in crude VC are to improve the purity of hydrogen and chlorine in the synthesis gas used to produce crude VC, and to strictly control the molecular ratio of hydrogen to chlorine.
Reply #42016-04-29
In the conversion and synthesis process of VCM via the calcium carbide method, the main methods to reduce the content of inert gases in crude VC are to improve the purity of hydrogen and chlorine in the (hydrogen chloride) synthesis gas, and to strictly control the molecular ratio of (chlorine and hydrogen).
Reply #52016-04-29
In the conversion process of VCM via the calcium carbide method, the main methods to reduce the content of inert gases in crude VC are to improve the purity of hydrogen and chlorine in the (hydrogen chloride) synthesis gas, and to strictly control the molecular ratio of hydrogen to chlorine.
Reply #62016-04-29
In the conversion and synthesis of VCM via the calcium carbide method, the main methods to reduce the content of inert gases in crude VC are to improve the purity of hydrogen and chlorine in the (hydrogen chloride) synthesis gas, and to strictly control the molecular ratio of (chlorine and hydrogen).
Reply #72016-04-29
In the conversion and synthesis of VCM via the calcium carbide method, the main methods to reduce the content of inert gases in crude VC are to improve the purity of hydrogen and chlorine in the synthesis gas (hydrogen chloride, chlorine, hydrogen), and to strictly control the molecular ratio of (hydrogen chloride, chlorine, hydrogen)
Reply #82016-04-29
Synthesis system; hydrogen-chlorine molecule ratio

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