Calcium - Wikipedia
Calcium is a chemical element; it has symbol Ca and atomic number 20. As an alkaline earth metal, calcium is a reactive metal that forms a dark oxide-nitride layer when exposed to air. Its physical and chemical properties are most similar to its …
Calcium | Definition, Properties, & Compounds | Britannica
Nov 12, 2024 · calcium (Ca), chemical element, one of the alkaline-earth metals of Group 2 (IIa) of the periodic table. It is the most abundant metallic element in the human body and the fifth most abundant element in Earth’s crust.
Calcium - Element information, properties and uses | Periodic Table
Element Calcium (Ca), Group 2, Atomic Number 20, s-block, Mass 40.078. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
Calcium (Ca) - Periodic Table
Calcium is the 20th element in the periodic table and has a symbol of Ca and atomic number of 20. It has an atomic weight of 40.078 and a mass number of 40. Calcium has twenty protons and twenty neutrons in its nucleus, and twenty electrons in four shells. It is located in group two, period four and block s of the periodic table.
Calcium | Ca (Element) - PubChem
Calcium is a chemical element with symbol Ca and atomic number 20. Classified as a n alkaline earth metal, Calcium is a solid at room temperature. J.C. Slater, J Chem Phys, 1964, 41 (10), 3199-3205. DOI:10.1063/1.1725697.
Calcium | Ca | CID 5460341 - PubChem
Calcium appears as a silvery, soft metal that turns grayish white on exposure to air. Used in metallurgy. Calcium alloys, pyrophoric appears as a white to gray solid. Denser than water. Contact may cause burns to skin, eyes, and mucous membranes. May be toxic by ingestion. Used to make other chemicals. Calcium atom is an alkaline earth metal atom.
Calcium Facts, Symbol, Discovery, Properties, Uses - Chemistry …
Calcium (pronunciation KAL-see-em [2]), represented by the chemical symbol or formula Ca [1], is a soft element belonging to the family of alkali earth metals [3]. Naturally occurring Ca is a mixture of 6 isotopes with mass numbers 40, 42, 43, 44, 46 and 48 [1, 3] .
Calcium Element | History, Uses, Facts, Physical Chemical …
Calcium is an alkaline earth metal and has been known since prehistoric times. It was discovered in 1787 by Antoine Lavoisier and was isolated in pure form in 1808. Calcium is important nutrient for the human body.
Calcium - Element Data, Properties, Uses, and Interesting Facts
Calcium with atomic number 20 is represented in the periodic table with the symbol Ca. Calcium (Ca) is a vital element that aids our bones stay tough and capable of supporting our load. Calcium is also used by our nervous system to help transmit impulses through our bodies.
Calcium (Ca) - ChemicalAid
Calcium (Ca) has an atomic mass of 20. Find out about its chemical and physical properties, states, energy, electrons, oxidation and more.
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