2.1.3 The Elements of Group 1

Question 1

What are the group1 elements also known as?

Answer 1

The alkali metals

Question 2

Name the group 1 elements

Answer 2

Lithium
Sodium
Potassium
Rubidium
Caesium
Francium

Question 3

Identify the Element: Li

Answer 3

Lithium

Question 4

Identify the Element: Na

Answer 4

Sodium

Question 5

Identify the Element: K

Answer 5

Potassium

Question 6

Identify the Element: Rb

Answer 6

Rubidium

Question 7

Identify the Element: Cs

Answer 7

Caesium

Question 8

Identify the Element: Fr

Answer 8

Francium

Question 9

Describe the chemical properties of the group 1 elements.

Answer 9

They are reactive metals

Question 10

Describe the physical properties of the group 1 elements

Answer 10

Good conductors of heat/electricity

Shiny when cut

Question 11

What happens to the melting/boiling point of the group 1 metals as you move down the group?

Answer 11

It decreases

Question 12

What happens to the reactivity of the group 1 elements as you move down the group?

Answer 12

They become more reactive

Question 13

What is the general equation of the group 1 elements reacting with water?

Answer 13

Metal + Water –> Metal Hydroxide + Hydrogen

Question 14

How can we test for hydrogen gas?

Answer 14

Light a splint near the gas. A squeaky pop means that the gas is hydrogen.

Question 15

Name the gas produced when a group 1 metal reacts with water.

Answer 15

Hydrogen

Question 16

Name the compound formed when a metal reacts with water

Answer 16

metal hydroxide