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How many fluorine atoms are necessary in the Lewis dot structure of the ionic compound containing calcium and fluorine?

How many lone pairs will be on the carbon atom in CBr4?

Only answer if you are positive!!!

2007-12-04 12:37:02 · 2 answers · asked by Emily 4 in Science & Mathematics ➔ Chemistry

2 answers

Two: CaF2

None: The four valence electrons of C on four sides of C will share with the single electron of the 7 valence electrons of each bromine.

2007-12-04 12:41:35 · answer #1 · answered by steve_geo1 7 · 0⤊ 0⤋

make the structure first and find out how you can make the Fl with 8 dots (2 above, 2 on both sides, and 2 on the bottom). also be sure that u kno which dots are shared or double bonded
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00 Fl 00
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2007-12-04 12:42:18 · answer #2 · answered by Master G 2 · 0⤊ 0⤋