Asked by sammie doodles :-)

NEED NOW!!!!!!!!!!!!!! how many groups are there in the periodic table? and how many periods are there in the periodic table?
Answered by smileyface
group number is 18 and 7 periods
Answered by Vine_Bot
Road work ahead?
Answered by lettuce legend
gee i sure hope it does
Answered by gg
7 periods
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