Group 7 - The Halogens

How many electrons are there on the outer shell of the Halogens?

• 1

• 2

• 7

• 9

True or false? Halogens are metals.

• True

• False

True or false? Halogens are good conductors of heat and electricity.

• True

• False

Are the Halogens toxic?

• Yes

• No

Which Halogen is the most reactive?

• Bromine

• Fluorine

• Iodine

• Chlorine

At room temperature, iodine is a....

• Gas

• Liquid

• Solid

Tags

NGSS.MS-PS1-4

Which Halogen has the lowest melting point?

• Fluorine

• Bromine

• Iodine

• Chlorine

In order to become stable do the halogens need to.....

• Gain an electron

• Lose an electron

At room temperature, chlorine is...

• a green gas

• a brown gas

• a green liquid

• a brown liquid

Which is the least reactive?

• 
• 
• 
•