Group 1 Quiz

Group 1 elements are also known as

• The halogens
• the transition metals
• the alkali metals
• the noble gases

Choose the correct order of the elements from top to bottom:

• Li, Na, K, Cs, Rb
• Li, Na, K, Rb, Cs
• Na, K, Rb, Cs, Li
• Cs, Rb, K, Na, Li

Group 1 elements form what type of ion?

• 1-
• 1+
• 2+
• 2-

What colour flame is seen when potassium reacts with water?

• red
• orange
• green
• lilac

What gas is given off when group 1 elements react with water?

• hydrogen
• oxygen
• carbon dioxide
• chlorine

When a group 1 elements reacts with water, a hydroxide is formed. What colour would Universal Indicator turn in this solution?

• orange
• red
• green
• blue

What type of bond is formed when group 1 elements react with non-metals?

• ionic
• covalent
• metallic
• James

Which of the following is NOT a physical property of group 1 elements?

• shiny when cut
• low density
• very hard
• low melting point

How many electrons are in the outer shell of group 1 elements?

• 0
• 1
• 2
• 8

The reactivity of group 1 elements increases down the group because

• it becomes easier to lose an electron
• it becomes harder to lose an electron
• it becomes easier to gain an electron
• it becomes harder to gain an electron