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6. is alex amazing
- no comment
- yes! he is also awpic
- im not sure
- no
7. What is the structure of the noble gases?
- They have a full outer shell
- They have one electron on their outer shell
- They share electrons
- They dont have a full outer shell of electrons
8. True or fasle-Atoms of elements in the same group in the periodic table have the same number of valence electrons
9. How do you work out the number of neutrons in an atom?
- nucleon number multiplied by the proton number
- proton number add the nucleon number
- the nucleon number minus the proton number
- proton number minus the nucleon number