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bonding

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
difference in electroneg between two element must be _____ to form ionic bond   greater 1.7  
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triple bonds have ______ length and ___ energy   shortest, highest  
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octet rule applies to   CNOF  
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rules for lewis structure   1. least electroneg in center 2. H and halogens at the end 3 total valence electron 4 connect the atoms then subtract the bonded e from valence electron 5. add the excess electrons to most electroneg 6 if middle doesnt have octet put double/triple  
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formal charge   valence e- 1/2 bonded e- nonbond e  
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Resonance has same _____ but nonidentical___   elements; lewis structure  
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rules for reseonance   1.small/no formal charg preferred 2. neg charge placed on most electroneg element  
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atoms wid same electroneg/ equally share   nonpolar covalent bonds eg H2  
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pulled towards more electroneg atom in a bond   polar covalent  
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lewis Acid ____ electron   Accepts electrons  
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shape n angle for XY2 compds   linear; 180  
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shape n angle for XY3   trigplan;120  
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shape n angle for XY4   tetrahedral; 109.05  
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shape n angle for XY5   trigbipyr; 90,120,180  
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shape n angle for XY6   octahedral; 90, 180  
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NH3 has _shape   trig pyri  
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H2O is a molecule, with the H-O-H angle equal to   bent with angle; 104.5  
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1 pi bond   has 2 pi electron  
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Created by: smuttz
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