subscript
Example Sentences
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It is important to note that a subscript following a symbol and a number in front of a symbol do not represent the same thing; for example, H2 and 2H represent distinctly different species.
From Textbooks • Feb. 14, 2019
The atomic number is sometimes written as a subscript preceding the symbol, but since this number defines the element’s identity, as does its symbol, it is often omitted.
From Textbooks • Feb. 14, 2019
Note that the number of atoms for a given element is calculated by multiplying the coefficient of any formula containing that element by the element’s subscript in the formula.
From Textbooks • Feb. 14, 2019
Per convention, formulas contain whole- number subscripts, which can be achieved by dividing each subscript by the smaller subscript:
From Textbooks • Feb. 14, 2019
Later, for no special reason, the fashion became to render the number as subscript: H2O.
From "A Short History of Nearly Everything" by Bill Bryson
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From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.