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- 1. Multiple ChoiceWhat explains the very high melting and boiling point of waterStrong dipole-dipole bonds between water moleculesStrong hydrogen bonds between water moleculesDispersion forces which are present in all moleculesAsymmetrical shape of the polar bonds.
- 2. Multiple ChoiceHydrogen bonding occurs when hydrogen is bonded to N, O, or F. Which of the following has hydrogen bonding?CBr4NO2H2SNH3
- 3. Multiple ChoiceDoes H2O have hydrogen bonding?yesno
- 4. Multiple ChoiceDoes HF have hydrogen bonding?yesno
- 5. Multiple ChoiceDoes HCl have hydrogen bonding?yesno
- 6. Multiple ChoiceDoes CH4 have hydrogen bonding?yesno
- 7. Multiple ChoiceDoes NH3 have hydrogen bonding?yesno
- 8. Multiple ChoiceWhich is the second strongest intermolecular force, after hydrogen bonding?dipole-dipole attractionLondon forces
- 9. Multiple ChoiceAll molecules have London forces between them, but dipole-dipole and hydrogen bonding are so much stronger that when they are present we can ignore London forces. Which of these has ONLY London forces?I2NH3OCl2SH2
- 10. Multiple Choice
Which substance would have the weakest intermolecular forces of attraction?
CH4
NaCl
H2O
MgF2
- 11. Multiple Choice
________________________ have the strongest intermolecular forces of attraction.
Dipole- Dipole
Dispersion
Hydrogen Bonds
- 12. Multiple Choice
Intermolecular forces for: NH3
Dispersion Force
Dipole dipole
Hydrogen bonding
- 13. Multiple Choice
Intermolecular forces for: CO2
Dispersion Force
Dipole dipole
Hydrogen bonding
- 14. Multiple ChoiceDetermine the type of intermolecular force present in SiO2.dipole dipoledispersionioniccovalent network
- 15. Multiple ChoiceWhich is the strongest intermolecular force below"IonicDispersionHydrogenMetallic
- 16. Multiple ChoiceIntermolecular force present in HCl?dipole dipoledispersionH-bondionic
- 17. Multiple Choice
The model used to describe and explain the bonding and arrangement of atoms in a solid metal is the
ball and stick model
electron sea model
metalloid model
valence shell electron pair repulsion theory
- 18. Multiple Choice
This picture most likely depicts the arrangement of atoms in a
diamond
salt
metal
gas
- 19. Multiple ChoiceWhat is the basis of a metallic bond?the attraction of neutral metal atoms.the attraction between protons and neutrons.the attraction between positive metal ions and interlocking electrons.the attraction between positive metal ions and free floating electrons.
- 20. Multiple ChoiceIonic Bonding involves...The transfer of protonsThe transfer of nuetronsThe transfer of electronsNone Of the above
- 21. Multiple Choice
Which sample has hydrogen bonding?
H2S
CH4
NH3
HI
- 22. Multiple Choice
Water has an unusually high boiling point for a molecular compound because it has
hydrogen bonding
ion-ion attractions
a high density
a large gram formula mass
- 23. Multiple Choice
Which substance has the weakest intermolecular forces?
Substance A, boiling point of 75 °C
Substance B, boiling point of 105 °C
Substance C, boiling point of 25 °C
Substance d, boiling point of 45 °C
- 24. Multiple Choice
Which substance would have the weakest intermolecular forces of attraction?
CH4
NaCl
H2O
MgF2
- 25. Multiple Choice
Which substance would have the highest boiling point at standard pressure?
H2O
CCl4
CO2
NBr3
- 26. Multiple Choice
The weaker the intermolecular forces of a substance the _____________ the boiling point
higher
lower
- 27. Multiple Choice
Which one has higher melting point? CO2 or H2O
CO2
H2O
- 28. Multiple ChoiceDoes H2S have hydrogen bonding?yesno
- 29. Multiple ChoiceRank these in order of strength:
covalent bond
London forces
hydrogen bond
dipole-dipole attractiondipole-dipole>covalent bond>hydrogen bond>LondonLondon>dipole-diple>hydrogen bond>covalent bondcovalent bond>hydrogen bond>dipole-dipole>Londonhydrogen bond>dipole-dipole>London>covalent bond - 30. Multiple ChoiceWhich of the following has the highest boiling point?H2NH3N2O2
- 31. Multiple ChoiceWhich noble gas has the highest boiling point?XeKrArHe
- 32. Multiple ChoiceWhich of these is not an intermolecular force?covalent bondinghydrogen bondingLondon dispersion forcesdipole-dipole forces
- 33. Multiple ChoiceWhich of the following would have molecule(dipole)-ion attractions?Cl2(aq)H2O(s)NaCl(aq)CaBr2(s)
- 34. Multiple Choice
Rank in terms of increasing boiling point: C4H9OH, C2H5OH, C4H10, CaBr2
C4H10, C2H5OH, C4H9OH, CaBr2
C4H10, CaBr2, C2H5OH, C4H9OH
C2H5OH, C4H10, C4H9OH, CaBr2
- 35. Multiple Choice
Rank the following in terms of increasing Boiling Point: LiCl, C3H7OH, C4H8, N2
N2, C4H8, C3H7OH, LiCl
LiCl, C4H8, C3H7OH, N2
C3H7OH, C4H8, N2, LiCl
- 36. Multiple Choice
Which of the following Substances will have the strongest force of attraction for water?
Li+
Na+
Al3+
O2-
- 37. Multiple Choice
Which of the following would have little to no interaction with water?
F2
HBr
H2O
NH3
- 38. Multiple Choice
Rank from lowest to highest melting point: NaCl, KCl, RbCl
RbCl, KCl, NaCl
KCl, RbCl, NaCl
NaCl, KCl, RbCl
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