Calcium
chemical element with symbol Ca and atomic number 20
en: Calcium – de: Kalzium – fr: Calcium – ja: カルシウム – ru: Кальций – uk: Кальцій | |||
Position in the periodic table symbol: Ca atomic number: 20 chemical series: alkaline earth metals | |||
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chemical element with symbol Ca and atomic number 20 | |||||
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Mineral
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Calcium carbonate rocks
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Chalk quarry
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cement quarry
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calcium iron quartz
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Wernerite Fluorescence
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Calcite-Maroc-UV
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Aragonite UV fluorescence
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Aragonite
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calcium, copper, arsenic oxide
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gypsum calcium sulphate
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Plombièrite
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Apophyllite quartz
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Calcium sulphate crystals
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Fluorescence in calcite
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Calcite and Hemimorphite
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Calcium peroxide octahydrate
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Ammolite
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Microstructure of lime soil
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calcite
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calcite
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calcite
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Calcite stalagtites
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Calcite stalagtites
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shells
Metal
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granules
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Vápenec - CaCO3
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Calcium grains
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shells contain some calcium
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sample
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sample
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calcium
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metal
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Calcium carbide
Uses
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concrete is calcium carbonate dehydrate crystal
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bones contain some calcium
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rickets
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Antacid
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Calcium Tablets
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vitamin pills
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Ca2N electride
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pearls, cultured
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calcium chloride used in cheese making
Videos
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low levels
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high levels
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calcite caves
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Calcium carbide and water
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Milk
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cheese