What Are the Four Types of Oral Presentations Described in Chapter

question 28

Short Answer

What are the four types of oral presentations described in Chapter 21?

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Definitions:

Lewis Structure

A representation of molecules where symbols for elements are used to represent nuclei and inner-shell electrons, and dots or dashes between symbols represent electron pairs forming covalent bonds.

Ammonia

A colorless gas with a distinct sharp smell, composed of nitrogen and hydrogen (NH3), used as a fertilizer, in cleaning products, and in the synthesis of various chemicals.

Lewis Structure

A representation of molecules showing all the atoms, valence electrons, and bonding between atoms as well as any lone pairs of electrons.

Lewis Structure

A graphical representation illustrating how atoms in a molecule are bonded together and depicting any unpaired electrons present within the molecule.