Gold and silver, as precious metals, are of high value and are a kind of luxury goods. They have been loved by people since ancient times. In life, we can see that many people wear gold and silver jewelry, sometimes they will find that gold or silver is discolored or blackened. What is going on, isn't it pure gold sterling silver? Will gold jewelry be oxidized? Will gold jewelry be oxidized? Jintou.com Xiaobian definitely answers you, yes, but in the natural environment, the oxidation process is extremely slow, and there will be no embroidery, just tarnishing. There are some misunderstandings about the stability of gold in many ordinary consumers. It is believed that gold is unlikely to change color, but the real situation is that gold will also change color. Is this discoloration oxidized? Gold is a beautiful golden yellow metal with low density, low hardness, high melting point, high boiling point, no oxidation with oxygen at any temperature, and no solubility in hydrochloric acid, sulfuric acid, nitric acid and other separate acids. It does not change even when it is exposed to substances such as moisture, air, acids, alkalis, and salts. However, gold is afraid of mercury. In the case of mercury, a chemical reaction called amalgam will occur, forming a new substance, gold amalgam. The color of the gold amalgam is yellowish white, attached to the gold product, and the gold product feels like fading and oxidizing. Women's Jacket,Lady's Coat,Lady's Jacket,Women's Coat zhejiang tianjin import and export co.,ltd. , https://www.tianjintextile.com