By: Kimberly danae sedano

THe rows on the periodic table that go from left to right

Simalar to periods, but the groups go up and down

Subatomic particeals that have a positive charge

negatively charged atomic number

THe mass of an element 

elements that are not metals are classified as nonmetalsno

a type of metal located in the periodic table 

nobel gas are a group of elements located on the right side of the periodic table

a metal group of elements

layer of the nucleus , charge close to nothing.