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July 4, 2015

Homework Help: Chemistry (please check)

Posted by Abi on Friday, April 15, 2011 at 11:18pm.

1)Which of the following compounds has the largest lattice energy:
LiF
LiCl
NaF
NaCl

2)Which of the following compounds has the most ionic character in its bonding:
CaBr2
GeBr4
KBr
GaBr3

3)Using the electronegativity table on page 364 of your text, which end of the B-N bond is negative?
B
N
neither
both

4)The O-H bond in a water molecule is:
nonpolar covalent
ionic
polar covalent
ionic covalent

My answers are:
1)LiF
2)KBr
3)N
4)polar covalent

I just want to be completely sure of these answers before submitting them, since I just get one opportunity to do so. If someone could check this, it would be deeply appreciated. Also, if something is wrong, please explain... Thanks

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