31 Results
Covalent Compounds and Intermolecular Forces   
(Other (1))
A section of ChemPrime, the Chemical Educations Digital Library's free General Chemistry textbook.
Polar Covalent Bonds   
(Other (1))
A section of ChemPrime, the Chemical Educations Digital Library's free General Chemistry textbook.
Sigma and Pi Bonds   
(Other (1))
A section of ChemPrime, the Chemical Educations Digital Library's free General Chemistry textbook.
The Covalent Bond   
(Other (1))
A section of ChemPrime, the Chemical Educations Digital Library's free General Chemistry textbook.
Hardness of Solid Substances - Grinding   
(Movie/Animation, Audio/Visual (9))
A number of metals and nonmetals are ground with a mortar and pestle. The nonmetals shown here are all soft (due to weak intermolecular forces), but the metals vary in hardness.
Electrostatic Attraction-Liquids   
(Movie/Animation, Audio/Visual (7))
Liquids are brought near a charged rod to check for attraction.
Hardness of Solid Substances   
(Movie/Animation, Audio/Visual (5))
The hardness of various solids are compared.
Bonding : OrganicBondLength (10 Variations)   
(Assessment Material (1))
1-amino-2-naphthol-6-sulfonic acid is used as a photographic developer. The structure for this compound is shown below, although lone electron pairs are not shown. Which of the following bonds in the structure is the shortest?
Bonding : IonicOrCovalent (10 Variations)   
(Assessment Material (1))
Match the following formulas to the correct type of bonding: ionic or covalent.
Bonding : MostPolarBond (8 Variations)   
(Assessment Material (1))
From the bonds listed below, choose the one that is the most polar. (Try to predict electronegativity differences based on positions of the bonded atoms in the periodic table.)
Bonding : Electronegativity (8 Variations)   
(Assessment Material (1))
From the bonds listed below, choose the one in which the highlighted atom is the partially positive end of the bond. (Try to predict electronegativity differences based on positions of the bonded atoms in the periodic table.)
Bonding : CompareBondLength (5 Variations)   
(Assessment Material (1))
Which of the following compounds has the shortest bond between nitrogen and oxygen?
Intermolecular_Forces__Liquids_and_Solids : LatticeEnergyMelting (8 Variations)   
(Assessment Material (1))
Which of these substances has the highest melting point?
Bonding : ResonanceStructures (10 Variations)   
(Assessment Material (1))
Select the molecule(s) below for which resonance structures can be drawn.
Bonding : OctetRuleExceptions (10 Variations)   
(Assessment Material (1))
For which of the following atoms are exceptions to the octet rule possible?
Bonding : LewisStructures (10 Variations)   
(Assessment Material (1))
Which of the following Lewis structures are CORRECT?
Bonding : ImpossibleStructure (10 Variations)   
(Assessment Material (1))
Which of the following formulas represent substances that are likely to be stable at ordinary temperature and pressure? A good way to decide is to ask for which of the formulas is it possible to draw a reasonable Lewis structure (one that obeys the usual rules for drawing Lewis structures)?
Bonding : GeneralResonIsomer (4 Variations)   
(Assessment Material (1))
Which of the following statements is true?
Bonding : EnergyBreakAllBonds (10 Variations)   
(Assessment Material (1))
Use the bond energies given in to determine the total energy needed to break all of the bonds in C3H6. (Do not use ring structures.)
Molecular_Structure : MatchOrganicAngles (10 Variations)   
(Assessment Material (1))
1-amino-2-naphthol-6-sulfonic acid is used as a photographic developer. Its structure is shown below, although lone electron pairs are not shown.


Match the designated bond angles to the appropriate values.

Molecular_Structure : IDNonpolarMolc (10 Variations)   
(Assessment Material (1))
Which of the following molecules is nonpolar?
Molecular_Structure : Hybridization (10 Variations)   
(Assessment Material (1))
Which of the following molecules/ions have sp hybridization around the indicated atom?
Molecular_Structure : ElectronPairGeometry (20 Variations)   
(Assessment Material (1))
Which of the molecules/ions below have a linear electron-pair geometry?
Molecular_Structure : BondAngle (6 Variations)   
(Assessment Material (1))
Which of the following has the smallest H-X-H bond angle?
Molecular_Structure : MolecularGeometry (23 Variations)   
(Assessment Material (1))
Which of the following molecules/ions have a linear molecular geometry like the structure shown below?

Be patient. It may take a while for the structure to load.


Bonding : MatchBondStrength (8 Variations)   
(Assessment Material (1))
Match each of the following molecules to the best energy value for each bond. Do not use the table of bond energies in your book, but predict these values using your knowledge of bond length and bond strength.
Possible energies are: 300 kJ/mol, 330 kJ/mol, 415 kJ/mol and 950 kJ/mol.
Bonding (34 Variations)   
()
A collection of 34 assessment questions about Bonding
Covalent Bonding (11 Variations)   
()
A collection of 11 assessment questions about Covalent Bonding
Polar Covalent Bonds Lecture Demonstrations   
()
A section of ChemPrime, the Chemical Educations Digital Library's free General Chemistry textbook.
Nonpolar Iodine and Polar Hydrogen Iodide   
()
A section of ChemPrime, the Chemical Educations Digital Library's free General Chemistry textbook.
Polarizability of biologically significant atoms   
()
A section of ChemPrime, the Chemical Educations Digital Library's free General Chemistry textbook.