I. Definition of Zinc
Zinc is a metallic element, blue-white crystal, fragile, and can be used to make alloys, white iron, dry batteries, etc. In ancient China, zinc was called "lead sulfite" or "Japanese lead".
Zinc is a chemical element with atomic number 30, and it is one of the metal elements. This is a shiny metal with a bluish gray in white. When ore is heated, zinc becomes zinc oxide, which can be used to make various chemical products.
Zinc is an important trace element and plays an important role in human health. It is one of the essential trace elements for human body and plays an important role in human growth, immunity and reproductive capacity.
Second, the stroke order and number of strokes of zinc
The number of strokes of zinc is 12. The order of strokes is: left, horizontal, horizontal, horizontal, vertical, dot, horizontal, dot, left, horizontal, horizontal and vertical.
Third, the combination of zinc characters.
Zinc can form the following words:
Galvanized iron, zinc plate, zinc plating, lithopone, zinc powder.
Make sentences with zinc powder
1. Zinc powder has special chemical properties. It can burn in the air and give off dazzling white light. This light is more dazzling than natural light. It's best not to look directly at him, so as not to hurt your eyes.
Second, in the laboratory, researchers are carefully operating the preparation process of zinc powder. Their security measures are very strict, their every step of the process is quite rigorous, and each of them is quite dedicated.
3. Zinc powder can be used to produce batteries and is an efficient energy storage medium.
4. Zinc powder is also widely used in pharmaceutical industry. Can be used as a drug carrier to help drugs be better absorbed by the human body. The use of zinc powder has saved a large number of patients and is the light of hope for many patients.
5. In industrial production, zinc powder, as an efficient anticorrosive material, is widely used in surface treatment of various metals, which can make the metals withstand wind and frost and always provide great help for industrial production.