Atomic Structure (4)

Question 1

What are isotopes?

Answer 1

Same number of protons but different number of neutrons

Question 2

What are the 4 types of radiation?

Answer 2

-beta
-alpha
-gamma
-neutrons

Question 3

What are the properties of alpha radiation?

Answer 3

• +2 charge
• has no electrons
• can’t penetrate very far into other materials
• strongly ionising(easily knock of electrons)

Question 4

What are the properties of beta particles?

Answer 4

• -1 charge
• moderately ionising
• penetrate moderately far into materials

Question 5

What are the properties of Gamma rays?

Answer 5

• no mass/charge
• pass through materials
• weakly ionising
• penetrate really far and strong