Protons, Neutrons & Electrons Flashcards

All 4 cards in this deck

What are the relative mass and relative charge of a proton?

Relative mass 1, relative charge +1.

What are the relative mass and relative charge of a neutron?

Relative mass 1, relative charge 0.

What are the relative mass and relative charge of a positron?

Relative mass 0.0005 (the same as an electron), relative charge +1.

What are the relative mass and relative charge of an electron?

Relative mass about 0.0005 (roughly 1/2000 of a proton), relative charge −1.