Group 1 elements

Question 1

Describe the reaction of lithium with water?

Answer 1

Floats, moves, fizzes, gets smaller

Question 2

Describe the reaction of sodium with water?

Answer 2

Floats, moves, fizzes, melts, can ignite

Question 3

Describe the reaction of potassium with water?

Answer 3

Floats, moves, fizzes, melts, burns with lilac flame

Question 4

Describe the relative reactivities of group 1 metals?

Answer 4

They get more reactive as you go down the group

Question 5

Why do atoms lose electrons more easily down the group?

Answer 5

As you go down the group, the outermost electron is in a shell further from the nucleus meaning the forces of attraction are weaker and it is lost more easily