integrated science unit 4 2021

Front

Which atom has 4 neutrons?

Back

Li-7

Front

Name this element: Na

Back

Sodium

Front

Anions are...

Back

Negatively charged atoms.

Front

A negatively charged particle that moves around the nucleus is a(n)...

Back

Electron.

Front

What energy level does carbon have?

Back

2.

Front

What is the atomic number of Sodium?

Back

11.

Front

What is the charge of a proton?

Back

Positive.

Front

What is the charge of a neutron?

Back

Neutral.

Front

What is the charge of an electron?

Back

Negative.

Front

What is the mass number of an atom?

Back

The total number of protons and neutrons.