Electron Configeration Test

Fill in the gaps to show the electronic configuration using the 2.8.8.2 format

	Element	Atomic Number	Electronic Configuration
1	He	2
2	Li	3
3	B	5
4	O	8
5	F	9
6	Na	11
7	Al	13
8	P	15
9	Cl	17
10	Ca	20