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chem 2 final !

Terms in this set (88)

What is the lewis structure for Ca
What is the lewis structure for P
What is the lewis structure for Mg2+
...
Lewis structure for S2-
Chemical formula formed from Al and F
AlF3
Chemical formula for K and S
K2S
Chemical formula for Y and O
Y2O3
Chemical formula for Mg and N
Mg3N2
Lattice energy ______ as the charges of the ions increase, and _______ as the sizes of the ions increase
increase, decrease
List these from highest lattice energy to lowestMgS, KI, GaN, LiBr,
GaN, MgS, LiBr, Ki
Select the most electronegative atom Na, Mg, K, Ca.
Mg
Select the most electronegative atomP, S, As, Se.
S
Select the most electronegative atomBe, B, C, Si.
C
Select the most electronegative atomZn, Ge, Ga , As.
As
Arrange the bonds in order of DECREASING (highest to lowest) polarityC-F , N-F, Be-F
Hightest -- Be-F , C-F, N-F, --Lowest
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