GG: Atoms and Molecules

Front

What chart should you reference to lookup information about elements?

Back

Periodic Table of Elements

Front

Atoms are more than ________ times smaller than the width of a hair.

Back

10,000

Front

Which of these is the simplest atom?

Back

Hydrogen

Front

Protons and neutrons clump together to form the __________ of an atom.

Back

nucleus

Front

The number of atoms it would take to make a molecule of water.

Back

3

Front

What is an atom?

Back

The basic unit of a chemical element.

Front

What are molecules?

Back

Groups of two or more atoms bonded together.

Front

What are protons?

Back

Positively charged particles found in the nucleus of an atom.

Front

What are neutrons?

Back

Neutral particles found in the nucleus of an atom.

Front

What are electrons?

Back

Negatively charged particles that orbit the nucleus of an atom.