2019-2020 Chem329 Midyear Exam LDS Worksheet
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Name: ________________________________________________ Period:_______
Determine the LDS for the following substances (besides total #ve work, correct LDS, also include the 2 sentence description as discussed in class):
1) H
2
O
1
Total #ve
-
: __________________________
Correct LDS:
Sentence 1:_______________________________________ Hint: Central atom?
Sentence 2:_______________________________________Hint: Bonding type?
2) N
1
F
3
:
Total #ve
-
: __________________________
Correct LDS:
Sentence 1:_______________________________________ Hint: Central atom?
Sentence 2:_______________________________________Hint: Bonding type?
3) S
1
O
4
2-
:
Total #ve
-
: __________________________
Correct LDS:
Sentence 1:_______________________________________ Hint: Central atom?
Sentence 2:_______________________________________Hint: Bonding type?
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Last edited January 14, 2020 1:42 pm
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