Structure of an Atom

Front

A proton is a _____ charged particle.

Back

Positively

Front

The center of an atom that holds protons and neutrons?

Back

nucleus

Front

A neutron has this charge

Back

neutral

Front

The negatively charged particles of an atom are the ______.

Back

electrons

Front

An electron has a _____ charge.

Back

negative

Front

What is the smallest unit of an element that retains its properties?

Back

atom

Front

What are the three main subatomic particles?

Back

protons, neutrons, electrons

Front

What is the charge of a proton?

Back

positive

Front

What is the charge of an electron?

Back

negative

Front

Where are electrons located in an atom?

Back

in the electron cloud surrounding the nucleus