The Formation of NON - METAL IONS
1. Ions are atoms or groups of atoms that have lost or gained
2. They are
.
atoms or groups of atoms.
3. Atoms
or
electrons to acquire a full set of electrons.
4. Atoms become ions during a chemical
.
Non - Metal Ions
Non - metals in Group Seven of the Periodic Table
Fluorine ATOM
Fluoride ION
Fluorine atom symbol
Fluoride ion symbol
Electron arrangement
Electron arrangement
No. of protons:
No. of electrons:
No. of protons:
No. of electrons:
Fluorine has ______ outer electron. When fluorine forms an ion it ________ one electron and so
forms a -1 ion. A fluoride ion has full shells of electrons.
Non - metals in Group Six of the Periodic Table
Oxygen ATOM
Oxide ION
Oxygen atom symbol
Oxide ion symbol
Electron arrangement
Electron arrangement
No. of protons:
No. of electrons:
No. of protons:
No. of electrons:
Oxygen has ______ outer electrons. When oxygen forms an ion it _______ two electrons and so
forms a -2 ion. An oxide ion has full shells of electrons.
Non - metals in Group Five of the Periodic Table
Nitrogen ATOM
Nitride ION
Nitrogen atom symbol
Nitride ion symbol
Electron arrangement
Electron arrangement
No. of protons:
No. of electrons:
No. of protons:
No. of electrons:
Nitrogen has ______ outer electrons. When nitrogen forms an ion it _______ three electrons and so
forms a -3 ion. A nitride ion has full shells of electrons.
Summary
1. Non – metals form __________________ ions.
2. Group 7 non - metals form
ions because they gain
electron to gain a
ions because they gain
electrons to gain a
ions because they gain
electrons to gain a
full set of electrons.
3. Group 6 non - metals form
full set of electrons.
4. Group 5 non - metals form
full set of electrons.