a classification of elements that are poor conductors, are brittle, are dull, are usually colorful or colorless, have a low melting point, and are insulators

the horizontal rows of the periodic table

a diagram of elements arranged in periods and groups based on characteristics of the elements

spanning from left to right

what about an element can tell you how many protons it has in its nucleus?

the subatomic particle of an atom that is always neutral

what about an element can tell you how many electrons it has in its electron cloud?

what particle determines the identity of an atom?

the number located at the bottom of an element

the two main sections of an atom are:

the subatomic particle of an atom that is always positive

the letters in the middle of an element

what needs to be equal in order for an atom to be neutral?

a classification of elements that are semiconductors, have a medium melting point, are kind of shiny, usually silver-gray, and are kind of brittle

a pure substance made up of a single type of atom

the vertical columns of the periodic table

the number located at the top of an element

the word in the middle of an element

spanning up and down