The chemical formula of hydrogen peroxide is H2O2. Pure hydrogen peroxide is a light blue viscous liquid, which can be mixed with water in any proportion. It is a strong oxidant. Aqueous solution, commonly known as hydrogen peroxide, is colorless and transparent. Its aqueous solution is suitable for medical wound disinfection, environmental disinfection and food disinfection. Under normal circumstances, it will decompose into water and oxygen, but the decomposition speed is extremely slow. The method to accelerate the reaction is to add catalyst-manganese dioxide or to irradiate with short-wave rays.
Gold is a simple form of chemical element gold (chemical element symbol Au), which is a soft, golden yellow and corrosion-resistant precious metal. Gold is one of the rarest, most precious and most valuable metals. Generally speaking, the gold in the world is in ounces. In ancient China, gold was measured in ounces, which was a very important metal. It is not only a special currency for reserve and investment, but also an important material for jewelry industry, electronics industry, modern communication and aerospace industry.
The chemical symbol of GOLD is Au, and the financial English code is XAUUSD or Gold. The name Au comes from a story of Aurora, the goddess of dawn in Roman mythology, which means shining dawn.
After the international gold price entered 20 15, it soared all the way. The gold price in new york market rose from $0/200 per ounce to $0/300 per ounce in less than a month. Statistics show that the gold futures price in new york market has increased by 9.3% this year.