Perioudic Table

Question 1

What was groups made for

Answer 1

Their properties

Question 2

What was the next step

Answer 2

Put them in order of atomic mass

Question 3

Also the groups show

Answer 3

The amount of electrons on the outer electron shell

Question 4

The periods show

Answer 4

Very new period the increase of electron shells

Question 5

Electron configuration is

Answer 5

2.8.8 etc

Question 6

Group 2 electronic configuration

Answer 6

Ends in .2