What are the 4 halogens we study?
Fluorine, chlorine, bromine and iodine
Colour and state of fluorine at r.t.p
Yellow gas
Previous
Play
Next
Rewind 10 seconds
Move forward 10 seconds
Unmute
0:03
/
0:15
Full screen
Brainpower
Read More
Colour and state of chlorine at r....
Download this
complete,fully
solved and
updated actual
exam for CCEA
AS1 Chemistry -
Halogens
What are the 4 halogens we study? - answer
Fluorine, chlorine, bromine and iodine
Colour and state of fluorine at r.t.p - answer
Yellow gas
, Colour and state of chlorine at r.t.p - answer
Yellow-green gas
Colour and state of bromine at r.t.p - answer
Red-brown liquid, with a red-brown vapour
forming when heated
Colour and state of iodine at r.t.p - answer
Grey-black solid, with a purple vapour forming
when heated
Why does the boiling/melting/state change as
the halogens descend? - answer More
electrons so increased V.D.W forces in the
molecule
Why does the atomic radius increase/first
ionisation energy decrease/electronegativity
decrease as the halogens descend? - answer
The outer electrons are further from the
nucleus
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller GUARANTEEDSUCCESS. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £12.93. You're not tied to anything after your purchase.