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2018年中考化学真题分类汇编1物质的构成和变化考点4溶液3乳化（无答案）.doc

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1溶液（18 济宁）15.(2 分)洗洁精是家庭必备的清清用品，可迅速分解油腻、去污、除菌，有味道淡雅、洁净温和、泡沫柔细低残留的忧点。洗洁精的有效成分是表面活性剂，还含有泡沫剂、香精、水、色素等多种成分。请回答：(1)洗洁精去除油污的有效成分是_；(2)洗洁精去污油污的原理是_。

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