what property of all elements in the column of the periodic table as fluorine have in common ? a: all have valency 1 ... b: all are electronegative elements ... c: all are electronegative elements and have valency 1 ... d: all are electropositive
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Answer:
c
Explanation:
because they show electronegative property and with valency of 1.
b can also be there but I am abit not sure for b.
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