Atoms and the Periodic Table

Front

What is the subatomic particle with no charge?

Back

Neutron

Front

Who created the first version of the Periodic Table?

Back

Dmitri Mendeleev

Front

How are elements arranged in the modern periodic table?

Back

By atomic number

Front

What is each vertical column in the periodic table called?

Back

Group

Front

What happens as you move left to right across a row on the Periodic Table?

Back

Atomic number increases by 1

Front

What is the smallest unit of an element that retains its properties?

Back

Atom

Front

What are the three main types of subatomic particles?

Back

Protons, neutrons, and electrons

Front

What charge does a proton carry?

Back

Positive charge

Front

What is the significance of the atomic number?

Back

It determines the identity of an element and its position in the periodic table.

Front

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

Back

Periods