AN ELEMENT HAS ATOMIC NO. 9 TO WHICH GROUP AND PERIOD DOES IT BELONG
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flourine.........
halogen group.....
gas at room temperature....
hope it helps..
please mark as brainliest......
halogen group.....
gas at room temperature....
hope it helps..
please mark as brainliest......
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Element of atomic no9 is flourine
It belongs to 7A group and 2nd period
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