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Basic Information about Calcium
Basic Information about Calcium
- Name: Calcium
- Symbol: Ca
- Number: 20
- Appearance: dull gray, silver, with a pale yellow tint
Chemical Properties of Calcium
Chemical Properties of Calcium
- Calcium is an good conductor of electricity.
- Calcium is the fifth most abundant element in Earth's crust.
- Calcium is harder than sodium, softer than aluminium.
- Calcium has less active chemical reaction than alkaline metals.
- When calcium have chemical reaction with air, it will develop an oxide and nitride coating, which protects it from further corrosion.
- When calcium burns in a high temperature in the air, it will produce nitride.
The Reasons why people need Calcium?
The Reasons why people need Calcium?
- Calcium is vital for bone health.
- Calcium is good for muscle contraction.
- Calcium is good for blood clotting.
- Calcium is a co-Factor for many enzymes, which means without this, enzymes couldn't work.
- Calcium has a big role on relaxing the muscle that surrounds around blood vessels.
Calcium can't be easily absorbed by human's bodies without the presence of Vitamin D.
Calcium can't be easily absorbed by human's bodies without the presence of Vitamin D.
Where can you get Calcium?
Where can you get Calcium?
- milk, yogurt
- cheese, seaweeds
- nuts, beans
- other vegetables
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