slipknot3066:

Describe where to look on the Periodic Table to find elements which have similar reactivity and other properties. Give an example of three elements that have those similarities. ik this is easy one but i have a 25 question test and a 50 question math test so if u want the upvote come get it

11 months ago
umm:

Question A: In the same column. Question B: Pick a column.

11 months ago
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