Periodic Table

Front

What is each column in the periodic table called?

Back

Group

Front

What does the atomic number represent in an atom?

Back

Number of protons

Front

Where are the electrons of an atom found?

Back

In the outer 'cloud' surrounding the atom.

Front

What are the positive particles of an atom called?

Back

Protons

Front

Which group of the periodic table consists of inert gases?

Back

Noble gases

Front

What is the term for the horizontal rows in the periodic table?

Back

Periods

Front

What is the charge of an electron?

Back

Negative

Front

What is the charge of a proton?

Back

Positive

Front

What is the center of an atom called?

Back

Nucleus

Front

What particles are found in the nucleus of an atom?

Back

Protons and neutrons