The Halogens

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What is the order of reactivity of group 7 elements
More reactive as you move up the group
1 of 9
Why is flourine more reactive than iodine
There are less shells on flourine so greater forces of attraction to pull in an electron to complete outer shell and iodine has a lot more shells
2 of 9
What are the properties of flourine
A colourless gas
3 of 9
What are the properties of chlorine
a green, toxic gas
4 of 9
What are the properties of bromine
A orange, toxic liquid that is volatile
5 of 9
What are the properties of iodine
A grey, crystalline solid that sublimes a purple gas
6 of 9
When a halogen reacts with a metal what is formed
A salt (metal halide)
7 of 9
When a halogen reacts with hydrogen what is formed
A hydrogen halide which is soluble in water and forms an acid
8 of 9
What is a displacement reaction
WHen a more reactive element displaces a less reactive one from its compound
9 of 9

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Card 2

Front

Why is flourine more reactive than iodine

Back

There are less shells on flourine so greater forces of attraction to pull in an electron to complete outer shell and iodine has a lot more shells

Card 3

Front

What are the properties of flourine

Back

Preview of the front of card 3

Card 4

Front

What are the properties of chlorine

Back

Preview of the front of card 4

Card 5

Front

What are the properties of bromine

Back

Preview of the front of card 5
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