Protons, Neutrons, Electrons

Front

What are protons?

Back

Protons are positively charged particles found in the nucleus of an atom. They determine the atomic number and identity of an element.

Front

What are neutrons?

Back

Neutrons are neutrally charged particles located in the nucleus of an atom. They contribute to the atomic mass but do not affect the charge of the atom.

Front

What are electrons?

Back

Electrons are negatively charged particles that orbit the nucleus of an atom. They are involved in chemical bonding and reactions.

Front

How many protons are in an atom of Carbon?

Back

6

Front

How many neutrons are in an atom of Carbon-12?

Back

6

Front

What is the atomic number?

Back

The atomic number is the number of protons in the nucleus of an atom, which determines the element's identity.

Front

What is the mass number?

Back

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

Front

What is the charge of a proton?

Back

+1

Front

What is the charge of a neutron?

Back

0 (neutral)

Front

What is the charge of an electron?

Back

-1