Front

Which subatomic particles live in the nucleus?

Back

Proton and Neutron.

Front

This subatomic particle has a positive charge.

Back

Proton.

Front

Elements are made of these?

Back

Subatomic particles.

Front

Who created chemical symbols?

Back

Demetri Mendeleev.

Front

Which subatomic particle has a negative charge?

Back

Electron.

Front

What are the three main types of subatomic particles?

Back

Protons, Neutrons, and Electrons.

Front

What is the charge of a neutron?

Back

Neutrons have no charge (neutral).

Front

Where are electrons located in an atom?

Back

Electrons orbit around the nucleus.

Front

What is the mass of a proton compared to an electron?

Back

A proton is much heavier than an electron.

Front

What is the role of protons in an atom?

Back

Protons determine the element's identity and its positive charge.