铬的氧化物及氢氧化物。
结果表明：宁村瓷石主要由长英质矿物组成，铁元素主要以硅酸盐矿物，硫化物和氧化物及氢氧化物等形式存在；
The results of composition analyses show that Ningcun china stone is mainly composed of quartz, sericite and feldspar; iron is contained in silicate, sulphide, oxide and hydroxide minerals.
盐酸与大多数金属反应产生氢和金属的氯化物，还能与氧化物、氢氧化物及许多盐起反应。
The acid reacts with most metals, to produce hydrogen and the metal's chloride, and with oxides, hydroxides, and many salts.
本文认为金属氢氧化物基本是离子晶体，从阴阳离子之间的电力作用大小和离子水合与极化大小出发，探讨金属氢氧化物的溶解度及规律。
The ruler for solubility of hydroxide is discussed through action of franklinic electricity between anion and cation, the strength of hydrated ion and ionic polarization.
本文认为金属氢氧化物基本是离子晶体，从阴阳离子之间的电力作用大小和离子水合与极化大小出发，探讨金属氢氧化物的溶解度及规律。
The ruler for solubility of hydroxide is discussed through action of franklinic electricity between anion and cation, the strength of hydrated ion and ionic polarization.
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