Science 7 - Alkali Metals/ Group 1 Elements

Question 1

Chemical elements of alkali metals

Answer 1

Lithium
Sodium
Potassium
Rubidium 
Caesium
Francium

Question 2

What group is group 1

Answer 2

Alkali metals

Question 3

Lithium symbol

Answer 3

Li

Question 4

Sodium symbol

Answer 4

Na

Question 5

Potassium symbol

Answer 5

K

Question 6

Rubidium symbol

Answer 6

Rb

Question 7

Caesium symbol

Answer 7

Cs

Question 8

Francium symbol

Answer 8

Fr

Question 9

Reactivity order

Start with the lowest

Answer 9

Lithium
Sodium
Potassium
Rubidium 
Caesium
Francium

Question 10

Why does the reactivity increase as you move down the group

Answer 10

Because the elements electron shells increase which show it is unstable
Therefore more reactive

Question 11

What happens to the melting/boiling point as you move down the group

Answer 11

Decreases

Question 12

Why are they stored underneath oil

Answer 12

Very reactive with oxygen and other elements