Atoms, Elements & Compounds TEST REVIEW

Front

How many NEUTRONS are in an atom of Carbon?

Back

6

Front

Subatomic particles that have a negative charge are called?

Back

electrons

Front

Carbon (C) is considered an element, while carbon dioxide (CO2) is considered a compound. This is because carbon dioxide is ---

Back

made of two different elements.

Front

In what part of an atom can the protons and neutrons be found?

Back

nucleus

Front

How many elements are represented in the compound Na2CO3?

Back

3

Front

What is an atom?

Back

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

Front

What are elements?

Back

Substances that cannot be broken down into simpler substances by chemical means.

Front

What is a compound?

Back

A substance formed when two or more elements chemically bond together.

Front

What are protons?

Back

Subatomic particles with a positive charge found in the nucleus of an atom.

Front

What are neutrons?

Back

Subatomic particles with no charge found in the nucleus of an atom.