The Formal Charge of an Atom in a Lewis Structure

question 9

Multiple Choice

The formal charge of an atom in a Lewis structure is defined as ________

• A)the difference between the number of bonding electrons and nonbonding electrons assigned to an atom.
• B)the difference between the number of valence electrons in a free atom and the total number of valence electrons in the molecule.
• C)the difference between the number of valence electrons in a free atom and the number of electrons assigned to it in a Lewis structure.
• D)the difference between the number of valence electrons in a free atom and the number of bonding electrons assigned to it.
• E)the difference between the number of valence electrons in a free atom and the number of nonbonding electrons assigned to it.

Describe Baddeley's model of working memory and its components.

Explain the concept of memory capacity and factors influencing it.

Understand the use of rehearsal, chunking, and other strategies to enhance memory.

Understand the different types of memory and their characteristics.

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