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Samuels CHEM Molecule Shapes
Test Description: Chemistry Molecule Shapes.
Instructions: Answer all questions to get your test result.
1) VSEPR stands for what?
A
very-strong-electrons-pull-rapidly
B
valence-strand-electron-place replacement
C
valence-single-electron-piece reduction
D
valence-shell-electron-pair repulsion
2) If there are 4 bonding pairs around the central atom, this creates what?
A
tetrahedral
B
trigonal planar
C
trigonal pyramidal
D
linear
3) If there are 3 bonding pairs (with 4 electron pairs) around the central atom, this creates what?
A
linear
B
tetrahedral
C
trigonal planar
D
trigonal pyramidal
4) If there are 3 electron pairs (3 electron pairs) around the central atom, this creates what?
A
tetrahedral
B
trigonal pyramidal
C
linear
D
trigonal planar
5) H2O is an example of which shape?
A
trigonal planar
B
angular
C
linear
D
tetrahedral
6) CO2 is an example of which shape?
A
trigonal planar
B
linear
C
tetrahedral
D
angular
7) CH4 is an example of which shape?
A
linear
B
angular
C
trigonal planar
D
tetrahedral
8) This shape puts bonding pairs at 180 degrees apart.
A
trigonal pyramidal
B
tetrahedral
C
trigonal planar
D
linear
9) This shape puts bonding pairs at 120 degrees apart.
A
trigonal planar
B
tetrahedral
C
linear
D
trigonal pyramidal
10) Ammonia, NH3, is an example of which shape?
A
linear
B
tetrahedral
C
trigonal pyramidal
D
trigonal planar
*select an answer for all questions
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