Group 7 - the halogens

what group are halogens in

• Group 1

• Group 7

• Group 4

• Group 5

All of the halogens are metals

• True

• False

The elements in group 7 are ...

• Fluorine , lithium , chlorine , iodine and astatine

• Lithium , potassium , astatine, fluorine and chlorine

• Potassium , chlorine , fluorine , iodine and astatine

• Fluorine , chlorine , bromine , iodine and astatine

The elements in group 7 all exist naturally as diatomic molecules .

• true

• False

How many electrons are in the outer shells of the elements in group 7

• 1

• 7

• 4

• 5

Halogens react with metals to form ionic compounds .

• True

• False

What does a halogen form when reacted with metal

• Molecular compound

• Doesn't react

• Halide ion

What does a halogen form when reacted with a non metal

• Molecular compound

• Doesn't react

• Halide ion

A molecule is when non metals bond together

• True

• False

As you go down group 7 what happens to the reactivity of the elements ?

• Increases

• Decreases

• Stays the same