| Cobalt | Standard atomic weight A r , std ( Co ) 58.933194(3) | Cobalt in the periodic table |
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What is the symbol of CO in chemistry?
| Chemical symbol Name of Element Atomic N o | Cm Curium 96 | Co Cobalt 27 | Cr Chromium 24 | Cs Caesium 55 |
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What is the symbol origin of Cobalt?
| Cobalt | Standard atomic weight A r , std ( Co ) 58.933194(3) | Cobalt in the periodic table |
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What is the element of co?
Cobalt is a chemical element with symbol Co and atomic number 27. Classified as a transition metal, Cobalt is a solid at room temperature.
What cobalt is used for?
Cobalt is also used to make airbags in automobiles ; catalysts for the petroleum and chemical industries; cemented carbides (also called hardmetals) and diamond tools; corrosion- and wear-resistant alloys; drying agents for paints, varnishes, and inks; dyes and pigments; ground coats for porcelain enamels; high-speed ...
Is cobalt harmful to humans?
It can harm the eyes, skin, heart, and lungs . Exposure to cobalt may cause cancer. Workers may be harmed from exposure to cobalt and cobalt-containing products. The level of harm depends upon the dose, duration, and work being done.
Where is cobalt used in everyday life?
Currently, the traditional areas of consumption and application of cobalt are mainly battery materials , super heat-resistant alloys, tool steels, hard alloys, magnetic materials; cobalt in the form of compounds is mainly used as catalysts, desiccants, reagents, pigments and dyes.
What is the formula of oxygen?
| Chemical formula O 2 | Molar mass 32.00 g/mol | Boiling Point -183 o C | Melting Point −219°C |
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What is the symbol CO stand for?
The symbol CO stands for carbon monoxide , but the symbol Co stands for the element cobalt.
What is the symbol of fluorine?
Fluorine ( F ), most reactive chemical element and the lightest member of the halogen elements, or Group 17 (Group VIIa) of the periodic table.
Where is the most cobalt found in the world?
- Democratic Republic of Congo – 3.6 million tonnes. ...
- Australia – 1.4 million tonnes. ...
- Cuba – 500,000 tonnes. ...
- Philippines – 260,000 tonnes. ...
- Russia – 250,000 tonnes. ...
- Canada – 220,000 tonnes.
What is the correct symbol of gold?
| Atomic Number Symbol Name | 79 Au Gold | 72 Hf Hafnium | 108 Hs Hassium | 2 He Helium |
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What are 3 uses of cobalt?
- Alloys in Industry. Alloys, or mixtures of metals, make up half the cobalt used each year. ...
- Electroplating. ...
- Alternative Energy. ...
- Orthopedic Implants. ...
- Radiation Therapy and Sterilization. ...
- Nutrition. ...
- Art Material.
Does the human body use cobalt?
It also maintains the nervous system . Cobalt is in the body only as part of vitamin B-12. Cobalt has some of the same jobs as manganese and zinc. It can replace manganese in activating several enzymes.
Why is cobalt so expensive?
Cobalt is often produced as a by-product of copper or nickel mining. As such, it is affected by fluctuations in the demand and pricing of those metals. It is also expensive, costing around $33,000 per tonne .
