Front

What are the vertical columns in the Periodic Table called?

Back

Groups

Front

What is a collection of the same type of atom called?

Back

Element

Front

How many protons does a Sodium atom have?

Back

11

Front

What is the charge of a Sodium atom with 11 protons and 10 electrons?

Back

+1

Front

If an atom has 6 protons, 7 neutrons, and 6 electrons, what is its charge?

Back

Neutral

Front

In which period is Sodium (Na) found?

Back

3

Front

What are the horizontal rows in the Periodic Table called?

Back

Periods

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What determines the chemical properties of an element?

Back

The arrangement of electrons in its outer shell.

Front

What is the significance of the Periodic Table?

Back

It organizes elements based on their atomic number and properties.