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Chem 219 Module 7 Elite Preparation Guide With Verified Questions And Correct Answers

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CHEM 219 MODULE 7 ELITE PREPARATION GUIDE WITH VERIFIED QUESTIONS AND CORRECT ANSWERS

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CHEM 219 MODULE 7 ELITE PREPARATION
GUIDE WITH VERIFIED QUESTIONS AND
CORRECT ANSWERS


◉ Molecule
Answer: Forms when two or more atoms covalently bond and is
lower in potential energy than its constituents atoms


◉ Lewis structure
Answer: A model that uses electron-dot structures to show how
electrons are arranged in molecules. Pairs of dots or lines
represent bonding pairs.


◉ Sigma bond
Answer: A single covalent bond that is formed when an electron
pair is shared by the direct overlap of bonding orbitals


◉ Pi bond
Answer: A bond that is formed when parallel orbitals overlap to
share electrons


◉ Endothermic reaction

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