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Calcium - Wikipedia

en.wikipedia.org/wiki/Calcium

Calcium is a chemical element with symbol Ca and atomic number 20. Calcium is a soft gray ... Darmstadtium (unknown chemical properties) · Roentgenium ...

Calcium (Ca) - Chemical properties, Health and Environmental effects

www.lenntech.com/periodic/elements/ca.htm

chemical properties, health and environmental effects of calcium.

Calcium Properties - Site Index

www.elementalmatter.info/calcium-properties.htm

Visit this site to learn about Calcium Properties and Characteristics. Discover important facts and information about Calcium Properties and Characteristics.

Calcium - Element information, properties and uses | Periodic Table

www.rsc.org/periodic-table/element/20/calcium

Element Calcium (Ca), Group 2, Atomic Number 20, s-block, Mass 40.078. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and ...

Properties of Matter Element Card: Calcium

www.propertiesofmatter.si.edu/Calcium.html

Ca. Melting point. 839° C. Boiling point. 1484° C. Density. 1.54 g/cm³. Appearance. Calcium is dull gray, but it is shiny when scratched. Other physical properties.

What are the chemical and physical properties of calcium ...

www.reference.com/science/chemical-physical-properties-calcium-13881744986c9a94

Calcium is a metallic element that has the atomic number 20. Some of its most important chemical properties are that it has 10 isotopes, an atomic mass of 50.08 ...

What are five physical properties of calcium? | Reference.com

www.reference.com/science/five-physical-properties-calcium-ac228af04af5cc72

Five physical properties of calcium are: a melting point of 1548 degrees Fahrenheit, boiling point of 1757 degrees Fahrenheit, color of silver or gray, solid  ...

Chemical & Physical Properties of Calcium - Chemistry - About.com

chemistry.about.com/od/elementfacts/a/calcium.htm

Get periodic table facts on the chemical and physical properties of the element calcium.

Calcium, Chemical Element - structure, reaction, water, uses ...

www.chemistryexplained.com/elements/A-C/Calcium.html

Humans have used calcium compounds for hundreds of years in construction, .... The mixture has properties different from those of the individual metals.