SCH100 Drawing Lewis Structures & VSEPR Theory.html

SCH100 Drawing Lewis Structures & VSEPR Theory.html -...

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Skip to main content You are logged in as Kwendo Alex ( Log out ) Page path Home / ► Courses / ► PURE AND APPLIED SCIENCES / ► Chemistry / ► SCH100 / ► Topic 6 / ► Drawing Lewis Structures & VSEPR Theory Starting with a structure indicating only atom connections ( single bonds ), you can practice constructing a Lewis dot structure. Just click on the atom or bond you wish to modify. Nonzero formal charges are indicated for each atom in the structure once the total number of electrons is correct . A recommended procedure might be: 1. Count the total number of valence electrons ( N ) needed to account for the atoms (based on the column of the atom in the periodic table) and charge (add one electrons for each negative charge; subtract one electron for each positive charge). 2. Draw the framework with single bonds. Some knowledge of the way the atoms are connected may be required. 3. Using lone pairs, complete octets around the noncentral atoms.
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