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How Do You Spell CALCIUM? Correct spelling for the English word calcium is [k_Ëa_l_s_iÉ_m], [kËalsiÍ¡Ém], [kËalsiâÉm]] (IPA phonetic alphabet). click here to check the spelling Common Misspellings for CALCIUM Below is the list of 84 misspellings for the word calcium. Misspellings percentages are collected from over 510 000 spell check sessions on www.spellchecker.net from Jan 2010 - Jun 2012.
Calcium is a chemical element. Its symbol on the periodic table is Ca. Its atomic number is 20. It has 20 protons and 20 electrons. The most common isotopes are Ca-40 and Ca-44. Its mass number is about 40.08. Calcium is very important in the human body, for making bones and for other purposes.