Card 1 of 22
At room temperature, chlorine is a [ ].
A
Iodine is less reactive than chlorine, so it cannot displace chloride.
B
At room temperature, chlorine is a pale green gas.
C
Iodine is a dark grey solid that forms a purple vapour when warmed.
D
Down Group 7, melting and boiling points increase.
Card 1 of 22
7.2 Group 7 Flashcards
22 flashcards on Edexcel GCSE Chemistry 7.2 Group 7: the key terms, definitions and equations you need to recall for Paper 1 and Paper 2.