Atomic Structure

Front

What is the charge of a neutron?

Back

Neutrons have no charge.

Front

What is the charge of an electron?

Back

Electrons have a negative charge.

Front

What is the smallest particle of an element?

Back

Atom

Front

What is a compound?

Back

A substance formed when two or more elements are chemically bonded together.

Front

What is the atomic number?

Back

The atomic number represents the number of protons in an element.

Front

What are protons?

Back

Protons are positively charged subatomic particles found in the nucleus of an atom.

Front

Where are electrons located in an atom?

Back

Electrons are located in the electron cloud surrounding the nucleus.

Front

What is the mass number of an atom?

Back

The mass number is the total number of protons and neutrons in an atom's nucleus.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of only one type of atom, while a compound is made of two or more different types of atoms chemically bonded.

Front

What are valence electrons?

Back

Valence electrons are the electrons in the outermost shell of an atom that are involved in chemical bonding.