Slide 1

Chemistry Chapter 9 Answers Study Guide Chapter review: 90-100 even, 105, 108 Solving problems worksheet

Slide 2

Slide 3

Slide 4

Slide 5

Slide 6

Slide 7

Slide 8

Slide 9

Slide 10

Slide 11

Slide 12

Slide 13

Slide 14

Slide 15

Slide 16

Covalent compoundsIonic compounds smallest particlesmoleculescations and anions (formula units) origin of bondingelectron sharingelectron transfer forces between particlesstrong bonds between atoms weak attractions between molecules strong attractions between anions and cations strong repulsions between ions of like charge (Brittle) elements presentclose on the periodic tablewidely separated on the periodic table metallic elements presentrarelyusually electrical conductivitypoorgood, when melted or dissolved state at room temperaturesolid, liquid, or gassolid melting and boiling pointslowerhigher other namescovalent compoundssalts

Slide 17

1. Which of the following is NOT a characteristic of ionic compounds? electrons are shared between atoms liquid forms conduct electricity well solid forms conduct electricity poorly usually made of metals and nonmetals always contain both cations and anions 2. Which of the following substances will conduct electricity best when in liquid form? KFH2S C6H12O6CO2 H2O 3. Which of the following is a characteristic of covalent compounds? usually made of metals and nonmetals liquid forms conduct electricity well made of molecules always contain both cations and anions bonding involves transfer of electrons between atoms 4. Which of the following substances is made of molecules? ClBrKBr CaBr2BaBr2 NaBr 5. Which of the following substances will not conduct electricity well when in liquid form? NaClCaCl2 CCl4TiCl4 AlCl3 6. Which of the following compounds contains a polyatomic ion? CO2LiCl C6H12O6KBr Na2SO4