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3 Cards in this Set
- Front
- Back
Symbols of elements What does H symbolise? |
1 atom of Hydrogen |
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Symbols of Compounds What does CO² symbolise? |
Carbon Dioxide: 1 atom of Carbon & 2 atoms of Oxygen chemically bonded |
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Definition of a molecule? |
A molecule is a group of atoms joined together. It is the smallest particle of an element or compound that can exist independently |