negative charge, outside the nucleus and it has no mass.

Positive charge, in the nucleus and has a mass of 1 amu

no charge, in the nucleus, has the mass of 1 amu

columns going up and down 

elements that touch the bold stair line

anything to the right of the metalloids

last group in the periodic table

first column in the periodic table 

second column in the periodic table 

second to last group in the periodic table