ROOM TEMPERATURE

• WHAT IS F2 AT ROOM TEMPERATURE?

  pale yellow gas
• WHAT IS Cl2 AT ROOM TEMPERATURE?

  greenish gas
• WHAT IS Br2 AT ROOM TEMPERATURE?

  red-brown liquid
• WHAT IS I2 AT ROOM TEMPERATURE?

  black solid
• WHAT HAPPENS TO HALOGENS DOWN THE GROUP AT ROOM TEMPERATURE?

  get darker and denser