C1 1.1 Atoms, Elements & Compounds

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  • C1 1.1 Atoms, Elements & Compounds
    • All substances are made of atoms .
      • An atom is made up of a tiny nucleus with electrons around it.
    • Elements are made of only one type of atom.
    • Each element has its own symbol in the periodic table.
      • Columns are called groups.
    • Compounds contain more than one type of atom.
    • Compounds are held together by bonds.
    • Elements in a group have similar properties.
    • Rows are called periods.
    • The red staircase splits metals from non-metals.

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