There are only two men named Zacharias in the Bible and that is curious: Zacharias is the Greek transliteration of the extremely popular Hebrew name ×××¨××, Zechariah. This name consists of two parts. The ending of the name is ××, the abbreviated form of the Name of the Lord: ×××× or YHWH.
A chemical formula combines two or more symbols and it represents a chemical compound. We notice that the chemical symbols are followed oftenly by a subscript that represents the mole proprtions of next element. Chemical equation involve chemical formulas of reactants and products.
Chemical symbols are usually one or two letters long, but sometimes three letters are used. Every chemical symbol starts with a capital letter, with the second or third letters written in lower case. For example, Mg is the correct symbol for magnesium, but mg, mG and MG are wrong.