Structure of the Atom

Front

What does amu stand for?

Back

Atomic mass unit

Front

Which particle has almost no mass?

Back

Electrons

Front

Neutrons have __________ charge.

Back

no

Front

Protons have __________ charge.

Back

positive

Front

Most of the atom is empty space. True or False?

Back

True.

Front

What are the three main particles of an atom?

Back

Protons, Neutrons, Electrons

Front

Where are protons located in an atom?

Back

In the nucleus.

Front

Where are electrons located in an atom?

Back

In the electron cloud surrounding the nucleus.

Front

What is the charge of a neutron?

Back

No charge (neutral).

Front

What is the charge of an electron?

Back

Negative charge.