Write the appriate symbole for each of the following a-z=11, A,23; b-Z=28,A=64, -

1. Protons 

2. An atom with 6 protons and 6 neutrons - an atom with 6 protons and 7 neutrons
3. C
4. The same volume, but a different shape.5.Physical
6.Bubbles 
7. Picture I shows a chemical change, because a new substance is formed
8.I
9.Ge
10. The elements have the same number of valence electrons.