WorksheetsUnit #11 - Bonding Review 2020
Total questions: 26
Worksheet time: 2hrs 10mins
Ionic bonds are formed when….
Metals gain electrons and become cations.
Metals lose electrons and become cations.
Metals gain electrons and become anions.
Metals lose electrons and become anions.
A covalent bond will form between…
SCl2
NaCl
MgF2
CaCl2
Which structure would have a trigonal planar molecular geometry?
H2O
AsH3
BF3
SiH4
What is the correct lewis structure for water?
A
B
C
D
What example shows the correct bond polarity?
A
B
C
D
What is a non-polar covalent bond?
transfer of electrons
is a bond where electrons are shifted to the more electronegative atom
Sea of electrons
is a bond where electrons are shared equally
All diatomic molecules have...
polar covalent bonds
non-polar covalent bonds
ionic bonds
metallic bonds
Which shape represents a linear molecule?
A. NH3
B. GeF2
C. C2H2
D. H2O
Ionic Bonds involve the….
Sharing of Valence Electrons
Sea of Valence Electrons
Transfer of Valence Electrons
no valence electrons
Covalent Bonds involve the….
Sharing of Valence Electrons
Sea of Valence Electrons
Transfer of Valence Electrons
no valence electrons
Metallic bonds involve…..
Sharing of Valence Electrons
Mobile Sea of Valence Electrons
Transfer of Valence Electrons
no valence electrons
Which chemical formula has ONE LONE PAIR of electrons on the central atom?
BF3
NH3
BeH2
SiO2
What is Valence Shell Electron Pair Repulsion (VSEPR)?
The outermost, highest energy electrons that are involved in chemical bonding
Mobile electron distribution within a molecule
3 dimensional shape of a molecule that minimizes repulsion between pairs of valence electrons
Something involving candy and tooth picks
What type of bond is formed between nitrogen and oxygen?
Metallic
No bond will form
Ionic
Covalent
What type of bond is formed between sodium and bromine?
Metallic
No bond will form
Ionic
Covalent
Which molecule has a Dipole?
How many Valence Electrons does Sulfur have?
none
4 electrons
5 electrons
6 electrons
Calculate the Bond Polarity for a bond between Nitrogen and Hydrogen.
3.0 - 2.8 = 0.2; Polar Bond
3.0 - 2.8 = 0.2; Non-Polar Bond
3.0 - 2.1 = 0.9; Polar Bond
3.0 - 2.1 = 0.9; Ionic Bond
What type of bond in shown in this picture?
Non-Polar Covalent
Polar Covalent
Ionic
Metallic
What type of bond in shown in this picture?
Non-Polar Covalent
Polar Covalent
Ionic
Metallic
What type of bond in shown in this picture?
Non-Polar Covalent
Polar Covalent
Ionic
Metallic
What are the Symmetrical VSEPR Shapes?
Linear, Pyramidal & Trigonal Planar
Linear, Trigonal Planar & Tetrahedral
Linear, Bent & Tetrahedral
Linear, Bent & Pyramidal
Which Molecule has BOTH Polar Bonds and a Dipole (is a Polar Molecule)?
Which Molecule has Polar Bonds BUT NO Dipole (is NOT a Polar Molecule)?
Ammonia, NH3, is/has...
Polar Bonds, Polar Molecule
Polar Bonds, Non-Polar Molecule
Non-Polar Bonds, Polar Molecule
Polar Bonds, Non-Polar Molecule
Methane, CH4, is/has...
Polar Bonds, Polar Molecule
Polar Bonds, Non-Polar Molecule
Non-Polar Bonds, Polar Molecule
Non-Polar Bonds, Non-Polar Molecule
