Scrie formulele chimice corespunzătoare substanțelor: hidroxid de potasiu oxid de litiu acid sulfhidric sulfat de sodiu dioxid de carbon iodura de calciu acid carbonic fosfat de sodiu (ro)
A composed of a carbon atom to an oxygen atom, with the formula C=O. Carbonyl groups are common to many classes of organic compounds and are also a part of many larger functional groups. (en)
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