1.Sorry,but I don' understand your question.
2. a) Fluorine b)Helium c)Sodium d)Gold
3.protons and neutrons
4.a)8 b)29 c)79
5.a)4 b)12 c)8
6. good heat conductibility , good electrical conductibility. They are located to the left side of the periodic table.
7.Yes,because the same sodium ions...