blueflu4200 blueflu4200

27-04-2018
Chemistry

contestada

If calcium has two valence electrons and fluorine has seven, how many fluorine atoms are needed to form an ionic bond with calcium

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yuki430p7szcq yuki430p7szcq

27-04-2018

Fluorine needs one electron to fill its orbital shell. It needs 8 valence electrons

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connorjdoll connorjdoll

11-07-2018

there are 7 i just took the test

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