によって Woon Kiat 15年前.
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Elements
Atoms combine to form molecules, which can either consist of the same kind of atoms or different kinds. When molecules are made up of identical atoms, they are molecules of elements, like chlorine gas or oxygen gas.
によって Woon Kiat 15年前.
322
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Containing different kind of atoms
Molecules of compounds
Cl2
CO2
Containing same kind of atoms
Molecules of elements
Examples:
Oxygen gas
Chlorine gas
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0
1
-1
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