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atoms, elements and compounds - Coggle Diagram
atoms, elements and compounds
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You must write the chemical symbol of sodium as Na, not as NA, na or nA.
the symbol O represents an atom of oxygen,
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The names and symbols of the elements are shown in the periodic table. Elements are arranged into groups with similar properties. Groups are numbered from 1 to 7, then 0.
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reactants and products
Reactants are substances that react together in a chemical reaction. In a chemical reaction, the atoms or ions in reactants separate from one another. They join back together in a different way to form products
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