(a)[2]
Fill in the table.
(b(i))[3]
In terms of the numbers of protons, neutrons and electrons, what is the same about these three isotopes and what is different about them? They are the same because ............ They are different because ............
(b(ii))[1]
Why is the chemistry of all carbon isotopes the same?
(c)[1]
Name two carbon allotropes with giant covalent structures.
(d)[2]
Complete the diagram to show the electron arrangement in a carbon dioxide molecule. Show only the outer-shell electrons.