Calcium nuggets on a watch glass. Calcium (Ca) is an alkaline earth metal element from group 2 of the periodic table. Calcium is a shiny, silvery-white metal that tarnishes on exposure to the air. In elemental form, it is a soft reactive metal that burns with a bright orange-red flame when heated in air. In ionic form, it is vital for cellular function. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 4370 px × 4370 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
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