Group 7 Elements

Question 1

What are g7 elements known as

Answer 1

Halogens

Question 2

What are halogens (metal,non-metal etc)

Answer 2

Non-metals with coloured vapours

Question 3

Fluorine g7?

Answer 3

Very reactive
Poisonous yellow gas

Question 4

Chorine g7?

Answer 4

Fairly reactive
Poisonous dense green gas

Question 5

Bromine g7?

Answer 5

Dense poisonous red brown volatile liquid

Question 6

Iodine g7?

Answer 6

Dark grey crystalline solid or purple vapour

Question 7

What are all group 7 in

Answer 7

Pairs of atoms (molecules)

Question 8

As you go down group 7 the trends?

Answer 8

• become less reactive
• have a higher melting and boiling boiling points
• higher relative atomic masses

Question 9

What sort of ions do g7 form

Answer 9

• 1 ions (halides)

Question 10

Halogens form ionic bonds with..

Answer 10

Metals