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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 ChoiceDoes HCl have hydrogen bonding?yesno
- 3. Multiple ChoiceDoes CH4 have hydrogen bonding?yesno
- 4. Multiple Choice
Intermolecular forces for: NH3
Dispersion Force
Dipole dipole
Hydrogen bonding
- 5. Multiple ChoiceIntermolecular force present in HCl?dipole dipoledispersionH-bondionic
- 6. Multiple ChoiceIonic Bonding involves...The transfer of protonsThe transfer of nuetronsThe transfer of electronsNone Of the above
- 7. 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
- 8. Multiple Choice
The weaker the intermolecular forces of a substance the _____________ the boiling point
higher
lower
- 9. Multiple ChoiceLondon forces are stronger in heavier atoms or molecules, and weaker in lighter atoms or molecules. Which of these has the strongest London forces?F2Br2I2Cl2
- 10. Multiple ChoiceWhat type of forces will the following molecule have?dispersion forcesdipoleshydrogen bonding
- 11. Multiple ChoiceWhat forces will the following molecule have?dispersiondipolehydrogen bonding
- 12. Multiple ChoiceWhich of the following statements correctly explains why hydrogen bonding is such a strong intermolecular force?There is an attraction between a small, weakly electronegative hydrogen atom and a large, strongly electronegative atom of fluorine, nitrogen, or oxygenThere is an attraction between a small, highly electronegative hydrogen atom and a large, highly electronegative fluorine atomThere is an attraction between the hydrogen and oxygen atoms, onlyThere is an attraction between the hydrogen and nitrogen atoms, only
- 13. 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
- 14. Multiple Choice
Which of the following will NOT have hydrogen bonding?
- 15. 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
- 16. Multiple ChoiceDoes HF have hydrogen bonding?yesno
- 17. Multiple Choice
Which type of IMF is responsible for the attraction pictured above?
Dipole-Dipole Interaction
Ion-Dipole Interaction
Hydrogen Bonds
Covalent Bond
Ionic Bond
- 18. Multiple Choice
In a polar covalent bond, the electrons gather around...
Mostly the atom with the greatest electronegativity
The atom with the lowest electronegativity
Each atom equally
Only the atom with the greatest electronegativity
- 19. Multiple Choice
In a nonpolar covalent bond, the electrons gather around...
Mostly the atom with the greatest electronegativity
The atom with the lowest electronegativity
Each atom Equally
Only the atom with the greatest electronegativity
- 20. Multiple Choice
The polarity of a bond is determined by...
The sum of the electronegativities of the two atoms
The difference in the electronegativities of the two atoms
The charges of the atoms
The number of electrons shared in the bond
- 21. 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 - Answer choicesTagsAnswer choicesTags