Periodic Table Trends

Question 1

Atomic Radius

Answer 1

Size of an atom measured from the centre of the nucleus to the furthest occupied shell

Question 2

Ionization Energy

Answer 2

Energy required to completely remove the an electron from an atom
-forms cation

Question 3

Electron Affinity

Answer 3

The measure of the amount of energy released by an atom when an electron is added
-makes anion

Question 4

Electronegativity

Answer 4

Measure of an atoms ability to attract electrons in a bond

Question 5

decreases across period

increases down groups

Answer 5

Atomic Radius

Question 6

increases across period

decreases down group

Answer 6

Both; electron affinity and ionization energy