subatomic particles

Question 1

Relative masses

Answer 1

protons & neutrons = 1
Electrons = very small

Question 2

Neutrons

Answer 2

Neutral charge

Question 3

Mass number

Answer 3

sum of neutrons and protons

Question 4

Protons

Answer 4

• Atomic number
• Positively charged

Question 5

Protons and electrons

Answer 5

Same number of electrons and protons in an atom (no overall charge)

Question 6

Electrons

Answer 6

Negatively charged