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电石有哪些作用？

2025-03-28 22:36:40

推荐回答（1个）

回答1：

电石与水反应生成的乙炔可以合成许多有机化合物
例如：合成橡胶、人造树脂、丙酮、烯酮、炭黑等；同时乙炔一氧焰广泛用于金属的焊接和切割。
（2）加热粉状电石与氮气时，反应生成氰氨化钙，即石灰氮，加热石灰氮与食盐反应生成的氰熔体用于采金及有色金属工业。
（3）电石本身可用于钢铁工业的脱硫剂。
（4）生产聚氯乙烯

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