Chemistry, 26.10.2020 14:00 meowmeowcow

The melting and boiling points of a group of elements decrease as you go down the group, while their reactivity increases. a.. Are the elements from the first group or the second last group of the Periodic Table?
b ..Does this group consist of metals, metalloids, non-metals or a mix?
c.. Identify two elements in this group.

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The melting and boiling points of a group of elements decrease as you go down the group, while their...