The Periodic Table Depth of
What is the
themeling points of the halogens?
Due the themeling and boiling points in the table to deduce the state of the halogens at-400
write your answers in the table
Dan now in the Sth column to show the trend in the depth of colour (light - dark).
d. Drawn arrow in the 6th column to show the trend in atomic radius (smaller --- larger).
22. Complete these sentences about the displacement reactions of halogens using words from the list
bromine chloring colourless halide halogen
less
more orange
When aqueous
is added to a
solution of potassium
has been displaced
bromide the solution turns
because
This is because
reactive
displaces a reactive
halogen from an aqueous solution of its
b. What would you observe when an aqueous solution of bromine is added to an aqueous solution of potassium
lodide? Explain these observations