Electrons and Energy Levels

Front

What is the location of the electron?

Back

The free floating negatively charged electron cloud.

Front

What are the rows on the periodic table called?

Back

Periods.

Front

What are the columns on the periodic table called?

Back

Groups.

Front

How many electrons does potassium (K) contain?

Back

19.

Front

What are the positive particles of an atom called?

Back

Protons.

Front

What term describes an atom with a different number of neutrons than expected?

Back

Isotope.

Front

What is the charge of an electron?

Back

Negatively charged.

Front

What is the charge of a proton?

Back

Positively charged.

Front

What is the nucleus of an atom?

Back

The very dense positively charged center of an atom.

Front

What is an ion?

Back

An atom that has gained or lost one or more electrons, resulting in a net charge.