Chemistry

Chemistry

1. Elements

   • An element is a substance that can't be broken down into other substances.
     • eg: gold,silver,chlorine,oxygen, helium

2. Atoms

   • Atoms are the smallest part of an element that can exist.
     • 92 elements-92 types of atom

3. Compounds

   • CR-Chronium V-Vanadium T-Titanium
     • A substance made up of atoms of 2 or more elements.

4. Chemical formulae

   • A carbon dioxide molecule
   • A carbon monoxide molecule
   • Aluminium and oxygen- aluminium oxide
     • Nouns

5. The Particle model

   • Materials are made up of tiny particles,but we can't see thm

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