CC13 Groups in the periodic table

Copper is a metal.Complete the sentence by putting a cross

In the periodic table copper is in

• group 0

• group 1

• group 7

• the transition metals

A flame is produced only with potassium because potassium

• is the softest metal

• has the lowest melting point

• is the most reactive

• is the only flammable metal

Group 1 in the periodic table contains

• transition metals

• noble gases

• halogens

• alkali metals

Which of these rows gives the colours of the group 7 elements chlorine and bromine at room temperature?

• A

• B

• C

• D

• A

• B

• C

• D

At room temperature, iodine is a

• brown gas

• brown liquid

• grey solid

• purple gas

Which row of the table correctly shows two metals that are in group 1 and two metals that are transition metals?

• A

• B

• C

• D

Lithium, sodium and potassium react with water.In all three reactions the same gas is produced. What is the name of this gas?

• carbon dioxide

• chlorine

• hydrogen

• oxygen

Which is the least reactive halogen listed?

• chlorine

• fluorine

• bromine

• iodine

Which statement is TRUE about the Group 7 Halogens?

• they are good conductors of electricity

• they have high boiling points

• all their vapours are coloured

• they exist as single atoms at room temperature