GOB Chemistry

Learn the toughest concepts covered in your GOB - General, Organic, and Biological Chemistry class with step-by-step video tutorials and practice problems.

Molecular Compounds

Bonding Preferences

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We can predict the number of bonds and lone pairs that elements prefer based on their group number.

Common Bonding Preferences

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concept

Bonding Preferences Concept 1

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example

Bonding Preferences Example 1

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Problem

How many bonds and nonbonding electrons can be found around Si atoms?

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Problem

How many bonds and lone pairs can be found around Mg atoms?

a) 2, 1                    b) 2, 0                    c) 3, 1                     d) 3, 0