Assertion: calcium | /r/HasProperty | ca
Facets:
Source sentences:
text: Calcium (Ca) , chemical element , one of the alkaline-earth metals of Group 2 (IIa) of the periodic table .
text: calcium (Ca) an essential element to all animals and plants and a constituent of shells, bones and teeth.
text: Calcium (Ca) is an important element that helps your bones stay strong and able to support your weight.
text: Calcium (Ca) is No. 20 in the periodic table of the elements, appearing just below magnesium in the same column (Group IIA) as the other alkaline earth metals (a group of metals that are more chemically reactive than most metals).
text: The different types of bentonite are each named after the respective dominant element, such as potassium (K), sodium (Na), calcium (Ca), and aluminium (Al).
text: Calcium (Ca 2+) is involved with cell motility, nerve impulse transmission, neurotransmitter release, and cell membrane permeability.