Group 17 WPTD

What is the common name for Group 17 elements?

• pathogens

• diatomic

• transition metals

• halogens

15. What is the state of iodine at room temperature?

• solid
• liquid

• gas

How many electrons are there in the outermost shell of a Halogen?

• 7
• 3

• 6

• 2

Which has the highest reactivity?

• Bromine

• Chlorine

• Astatine

• Fluorine

The bond strength of halogens such as cl2, br2 and I2 __________ as you move down the group.

• Increases

• Stays the same

• Decreases

What is the heaviest element in Group 17?

• Fluorine

• Iodine

• Bromine

• Astatine

19. Which halogen has the lowest melting point?

• Chlorine

• Bromine

• Fluorine

• Astatine

What is “London dispersion force”?

• an intermolecular force that occurs when an instantaneous dipole appears from the shift of electron cloud in an atom

• force of repulsion between negatively charged electrons in an atom

• Natural movement of electrons an atom or molecule

• Tendency of a substance to vaporize or become a gas