Atoms and the Periodic Table Review

Front

Protons are:

Back

Positive

Front

Neutrons are:

Back

Neutral

Front

Electrons are:

Back

Negative

Front

All matter is made of what? Options: energy, atoms, electrons, compounds

Back

atoms

Front

The central region of an atom where its neutrons and protons are is its ____________.

Back

nucleus

Front

The smallest particle with characteristics of an element is known as the

Back

Atom

Front

These are the SMALLEST subatomic particles

Back

Electron

Front

In the modern periodic table, elements are arranged by: atomic mass, atomic number, valence electrons, number of isotopes

Back

atomic number

Front

The atomic number tells you what?

Back

number of protons

Front

Each column in the periodic table is called a

Back

group