This is an online exercise in which chemistry learners answer a series of multiple choice questions about bonding. Topics addressed include ionic and covalent bonds, electronegativity, ions, valence electrons, resonance structure, and...

Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...

Sixty multiple-choice chemistry questions make up this comprehensive exam used for the 2001 US National Chemistry Olympiad. Every topic that you would expect to approach in a general chemistry class is queried on. You could easily use...

This 60-question comprehensive exam was designed to determine who would go on to compete in the 2000 US National Chemistry Olympiad. Hopefuls answer multiple choice questions regarding all chemistry topics taught in the first year...

Practice for the MCAT with these questions on covalent bonds.

Practice determining the hybridization for atoms in covalent compounds. Use the interactive scratch pad to work out the problems.

This is 21-question multiple choice quiz over chemical bonds was written for a 7th-grade science class.

Practice determining the hybridization for atoms in covalent compounds.

A short quiz over the general topics of atomic structure of different substances and bonding properties. The quiz gives immediate feedback over with explanation for the correct answer choice.

A short 6-question online quiz to test your knowledge of compounds. Explains the correct answers after the students answers have been submitted.