Front

Elements are made up of ____________ type of atom.

Back

One

Front

What is the building block of matter?

Back

Atom

Front

How many protons does oxygen have?

Back

8

Front

How many ELECTRONS are in an atom of Fluorine?

Back

9

Front

Is Iron (Fe) an element or a compound?

Back

Element

Front

What is an atom?

Back

The smallest unit of an element that retains the properties of that element.

Front

What is a molecule?

Back

A group of two or more atoms bonded together.

Front

What is a compound?

Back

A substance formed when two or more different elements are chemically bonded together.

Front

What is the atomic number?

Back

The number of protons in the nucleus of an atom.

Front

What is the mass number?

Back

The total number of protons and neutrons in an atom's nucleus.