为什么不能用铁锅煮醋?

2025-03-18 03:17:15
推荐回答(1个)
回答1:

醋的主要化学成分是醋酸,与铁可发生化学反应。反应方程式为:

Fe+2CH3COOH(加热)→(CH3COO)2Fe+H2↑

所以用铁锅煮醋不仅会加快铁锅的腐蚀,而且生成的产物对人体也有一定伤害。但是在烹调食物过程中加入少量的醋是没有问题的,毕竟醋是厨房最常见的调味品之一,很多菜都需要醋来调味。

拓展资料:

醋是用各种酵后产生的酸味调味剂,化学式:CH3COOH ,是弱电解质。酿醋主要使用大米或高梁为原料。适当的酵可使用含碳水化合物(糖、淀粉)的液体转化成酒精和二氧化碳,酒精再受某种细菌的作用与空气中氧结合即生成醋酸和水。所以说,酿醋的过程就是使酒精进一步氧化成醋酸的过程。食醋的味酸而醇厚,液香而柔和,它是烹饪中一种必不可少的调味品,主要成分为乙酸、高级醇类等。现用食醋主要有“米醋”、“熏醋”、“特醋”“糖醋”、“酒醋”、“白醋”等,根据产地品种的不同,食醋中所含醋酸的量也不同,一般大概在5~8%之间,食醋的酸味强度的高低主要是其中所含醋酸量的大小所决定。例如山西老陈醋的酸味较浓,而镇江香醋的酸味酸中带柔,酸而不烈。

资料来源:百度百科-食醋

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