Chemistry
What do the following symbols stand for ?
(a) H
(b) H2
(c) 2H
(d) 2H2
Chemical Formula
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Answer
(a) H → One atom of Hydrogen.
(b) H2 → One molecule of Hydrogen.
(c) 2H → Two atoms of Hydrogen.
(d) 2H2 → Two molecules of Hydrogen.
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