Atoms, ions and static electricity

Front

Electric charges that are different _______ each other.

Back

Attract

Front

What is the charge of a lithium atom that loses 1 electron?

Back

+1

Front

If an atom has 12 neutrons and 11 protons, what is its atomic mass?

Back

23

Front

When you get a shock from touching a doorknob, that is an example of ___________________.

Back

static electricity

Front

If two charges repel each other, the two charges must be

Back

negative and negative.

Front

What is an atom?

Back

The basic unit of a chemical element, consisting of protons, neutrons, and electrons.

Front

What is an ion?

Back

An atom or molecule that has a net electric charge due to the loss or gain of one or more electrons.

Front

What is static electricity?

Back

A stationary electric charge typically produced by friction.

Front

What happens when a positively charged object comes near a negatively charged object?

Back

They attract each other.

Front

What is the charge of a proton?

Back

+1