1. Vocabulary words: Chapter 6: Chemical Bonding Study
Chemical bond ionic bonding covalent bonding
Nonpolar-covalent bond polar polar-covalent bond
Molecule molecular compound chemical formula
Molecular formula bond energy electron-dot notation
Lewis structure structural formula single bond
Multiple bond resonance ionic compound
Formula unit lattice energy polyatomic ion
Metallic bonding malleability ductility
VSEPR Theory hybridization hybrid orbitals

2. Solve It! VSEPR Theory
Formula
Lewis structure
Geometry
Polar
CCl4

3. Solve It! VSEPR Theory
Formula
Lewis structure
Geometry
Polar
HCN

4. Solve It! VSEPR Theory
Formula
Lewis structure
Geometry
Polar
H2S

5. Solve It! VSEPR Theory
Formula
Lewis structure
Geometry
Polar
PF3

6. Solve It! VSEPR Theory
Formula
Lewis structure
Geometry
Polar
Cl2O

7. Solve It! VSEPR Theory
Formula
Lewis structure
Geometry
Polar
SO2

8. Solve It! VSEPR Theory
Formula
Lewis structure
Geometry
Polar
SF2

9. Solve It! VSEPR Theory
Formula
Lewis structure
Geometry
Polar
PCl3

10. Chemical Bonding: Study
What is an ion?
a charged atom or molecule

11. According to the octet rule, some atoms have a tendency to…
Chemical Bonding: Study
According to the octet rule, some atoms have a tendency to…
Gain or lose electrons to reach a count of 8 electrons

12. Describe a polyatomic ion:
Chemical Bonding: Study
Describe a polyatomic ion:
A charged chemical species (ion) composed of two or more atoms covalently bonded or of a metal complex that can be considered to be acting as a single unit. Ex: NO3-

13. The crystal structure of an ionic compound depends on the…
Chemical Bonding: Study
The crystal structure of an ionic compound depends on the…
Depends on the 1) sizes of the cations and anions and 2)the ratio of cations to anions

14. Chemical Bonding: Study
Why are melting points of ionic compounds higher than molecular compounds?
Attractive forces between ions are greater than attractive forces between molecules

15. Chemical Bonding: Study
What is a covalent bond?
Sharing one or more pairs of electrons between atoms

16. What is bond length in goldilock zone?
H2 gas
Sharing one or more pairs of electrons between atoms

17. What is bond energy in goldilock zone?
H2 gas
Sharing one or more pairs of electrons between atoms

18. Chemical Bonding: Study
Two atoms will likely form a polar covalent bond if the electronegativity difference is between what two numbers?
0.3 and 1.7

19. Two same atoms that can bond will form what type of bond?
Chemical Bonding: Study
Two same atoms that can bond will form what type of bond?
Covalent (think of some examples)

20. Chemical Bonding: Study
2 atoms bonded to central atom and 1 unshared electron pair indicates what shape? What angle?
Bent less than 120°

21. Chemical Bonding: Study
2 atoms bonded to central atom and 1 unshared electron pair indicates what shape? What angle?
Bent less than 120°

22. A single Lewis structure can best represent
Chemical Bonding: Study
A single Lewis structure can best represent
Resonant structures or
Covalent bonding

23. What happens to a bond as electronegativity difference increases?
Chemical Bonding: Study
What happens to a bond as electronegativity difference increases?
Becomes more ionic

24. How many electrons form a sp3 hybrid orbital?
Chemical Bonding: Study
How many electrons form a sp3 hybrid orbital? 4

25. Chemical Bonding: Study
The melting points of ionic compounds are higher than the melting points of molecular compounds because
attractive forces between ions are greater than the attractive forces between molecules

26. Chemical Bonding: Study
Bonding in molecules or ions that cannot be represented adequately by a single Lewis structure is represented by
resonance structure

27. Chemical Bonding: Study
As the electronegativity difference between bonded atoms decreases, the bond becomes more
Covalent

28. Chemical Bonding: Study
When a carbon atom's 2s and 2p orbitals hybridize, which orbitals do they form?
four sp3

29. Which type of hybrid orbitals do oxygen atoms form in water molecules?
Chemical Bonding: Study
Which type of hybrid orbitals do oxygen atoms form in water molecules?
sp3

30. Chemical Bonding: Study
Which type of bonding is characterized by overlapping orbitals that allow outer electrons or atoms to move about freely throughout the entire lattice?
metallic

31. According to VSEPR theory, what is the shape of a molecule of CS2?
Chemical Bonding: Study
According to VSEPR theory, what is the shape of a molecule of CS2?
linear

32. Chemical Bonding: Study
According to VSEPR theory, what is the shape of a molecule of NBr3 trigonal-pyramidal?
Trigonal-pyrimidal