Year 8-The Elements Of Group 1

Question 1

Are metals 1 good at conducting heat and electricity?

Answer 1

Yes

Question 2

What are they like when they are cut?

Answer 2

They are shiny

Question 3

Are the group 1 elements reactive

Answer 3

Yes

Question 4

Is francium more reactive than potassium and why?

Answer 4

Yea because it has more electrons.

Question 5

What happens when you react group 1 metals with water?

Answer 5

It gets very vigorous

Question 6

What is common with the elements?

Answer 6

They have quite low melting points, 80°

They have a high boiling point, 900°

Question 7

What are the group 1 metals also called?

Answer 7

The alkali metals

Question 8

What happens when you leave these metals out for long?

Answer 8

It reacts with the elements in the air

Question 9

Name the most reactive starting with the smallest.

Answer 9

Lithium
Sodium
Potassium
Rubidium
Caesium 
Francium

Question 10

Why are these elements very reactive?

Answer 10

Because they want to lose one electron from their outer shell.

Question 11

Does the density increase with the group 1 elements?

Answer 11

Yes

Question 12

What happens when you react lithium with water?

Answer 12

Lithium hydroxide+hydrogen