Chemistry — Group 7 Trends
Trends in the halogens down the group.
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digraph Group7 {
node [shape=box, style=rounded];
"Halogens (down group)" -> "Less reactive";
"Halogens (down group)" -> "Higher melting point";
"Halogens (down group)" -> "Darker in colour";
"More reactive halogen" -> "Displaces a less reactive one";
}