Atomic Structure

Front

What is the center of an atom called?

Back

Nucleus

Front

What is the total number of protons and neutrons in an atom called?

Back

Mass number

Front

Which particle in an atom has a negative charge?

Back

Electron

Front

What element is represented in a Bohr Model with 3 protons?

Back

Lithium

Front

What element has 9 protons, 9 electrons, and 10 neutrons?

Back

Fluorine

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 atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is the difference between mass number and atomic number?

Back

Mass number is the total number of protons and neutrons, while atomic number is the number of protons.