IB
IBO
Chemistry
May 2014
QP-201405-Chemistry-P2(TZ2)-SL · Question 4
Question (excerpt):
Turn over 4. Group 7 of the periodic table contains a number of reactive elements such as chlorine, bromine and iodine. (a) (i) Describe the colour change that occurs when aqueous chlorine is added to…
Turn over 4. Group 7 of the periodic table contains a number of reactive elements such as chlorine, bromine and iodine. (a) (i) Describe the colour change that occurs when aqueous chlorine is added to…
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