Structure of the atom

Question 1

State the features of protons neutrons and electrons

Answer 1

Relative charge. Relative mass
Electrons- -1 Negligible
Neutrons. 0 1
Protons. +1. 1

Question 2

What is the atomic number

Answer 2

The amount of protons in an atom

Question 3

In an atom is the amount of protons the same as electrons

Answer 3

Yes

Question 4

What is the mass number

Answer 4

The amount of protons plus neutrons

Question 5

An argon at has a mass number of 40 and an atomic number of 18

Answer 5

Protons -18
Neutrons-22
Electrons-18