CH3_Names_and_Formulas_of_Compounds_Study_Guide

CH3_Names_and_Formulas_of_Compounds_Study_Guide - Name:

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Name: ___________________________________ CH101 Names and Formulas of Compounds – Study Guide sections 3.4, 3.5 and 3.6 in the textbook Atomic elements exist in nature as ______________________ whereas molecular elements exist as _____________________________. The 7 elements that exist in nature as diatomic molecules are ____, ____, ____, ____, ____, ____, and ____. Ionic Compounds (section 3.5) Ionic Compounds are composed of _____________ and ___________ bonded together by ________________. A cation is a ______________ charged ion. An anion is a __________________ charged ion. The basic unit of an ionic compound is the ______________________________. How are formula units different from molecules? When writing the chemical formula of an ionic compound, the following rules apply: 1. Ionic compounds always contain a ______________ and a ________________. 2. The sum of the charges of the ______________ must always equal to sum of the charges of the _______________. 3. The chemical formula reflects the ___________ ____________ _____________ ratio of ions. When naming ionic compounds, the following rule applies: NAME OF CATION + NAME OF ANION What is the difference between a fixed‐charge metal and a variable‐charge metal? Molecular Compounds (section 3.6) Molecular Compounds are composed of 2 or more _________________ bonded together by _____________________. A Covalent Bond is _______________________________________. The basic units of molecular compounds are _____________________. When naming binary molecular compounds, use the following rule: and the following prefixes: mono = ____ di = ____ Acids tri = ____ tetra = ____ penta = ____ hexa = ____ hepta = ____ octa = ____ nona = ____ deca = ____ Acids are molecular compounds that release ___________________ when dissolved in water. An acid that is composed of only hydrogen and a nonmetal is called a ___________________ acid. An acid that contains hydrogen and an oxyanion is called an ___________________ acid. An oxyanion is __________________________________. When naming binary acids, use the following rule: 2 When naming oxyacids, use the following rules: If the anion’s name ends in “‐ate” then the acid’s name is: If the anion’s name ends in “‐ite” then the acid’s name is: End of Chapter Practice Problems Tro First edition: #29, 37, 39, 43, 49, 51, 53, 55 Tro Second Edition: #29, 37, 41, 43, 47, 49, 51, 53 answers are located in Appendix III of the textbook Take the Quiz on Blackboard 3 ...
View Full Document

Ask a homework question - tutors are online