Properties of Atoms and the Periodic Table

Front

Electron in the outermost energy level are called?

Back

Valence Electron

Front

The majority of the elements in the periodic table are Non-Metals, Metals, Metalloids

Back

Metals

Front

Elements in the same _________ have the same number of valence electrons.

Back

Group

Front

The basic structural unit of matter

Back

atom

Front

a collection of atoms of one type that cannot be broken down into simpler substances by ordinary chemical or physical means

Back

element

Front

UP and DOWN columns on the periodic table are

Back

groups

Front

SIDE TO SIDE rows on the periodic table are

Back

periods

Front

The group number tells you the number of: protons, valence electrons, energy levels

Back

valence electrons

Front

How are the elements arranged on the periodic table today?

Back

By atomic number

Front

How many elements does the periodic table currently have? (Current = 2018)

Back

118