白糖属于单糖,二糖还是多糖 单糖、双糖、多糖是什么？
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单糖类(Monosaccharide):不能再水解为更简单形式的糖类，根据碳原子数目可区分为三碳糖、四碳糖、五碳糖、六碳糖、七碳糖、八碳糖等。 双糖类(Disaccharide):指经过水解后可产生二分子相同或不同单糖者，例如蔗糖(sucrose)、乳糖(lactose)及麦芽糖(maltose)。3.多糖类(Polysaccharide):经水解后可产生至少6分子单糖者，它可能是直链或带有支链。
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