Ch.8 - Periodic Properties of the ElementsSee all chapters
All Chapters
Ch.1 - Intro to General Chemistry
Ch.2 - Atoms & Elements
Ch.3 - Chemical Reactions
BONUS: Lab Techniques and Procedures
BONUS: Mathematical Operations and Functions
Ch.4 - Chemical Quantities & Aqueous Reactions
Ch.5 - Gases
Ch.6 - Thermochemistry
Ch.7 - Quantum Mechanics
Ch.8 - Periodic Properties of the Elements
Ch.9 - Bonding & Molecular Structure
Ch.10 - Molecular Shapes & Valence Bond Theory
Ch.11 - Liquids, Solids & Intermolecular Forces
Ch.12 - Solutions
Ch.13 - Chemical Kinetics
Ch.14 - Chemical Equilibrium
Ch.15 - Acid and Base Equilibrium
Ch.16 - Aqueous Equilibrium
Ch. 17 - Chemical Thermodynamics
Ch.18 - Electrochemistry
Ch.19 - Nuclear Chemistry
Ch.20 - Organic Chemistry
Ch.22 - Chemistry of the Nonmetals
Ch.23 - Transition Metals and Coordination Compounds

Solution: Place the following ions in order from smallest to largest ionic radii: Note that < means less than. K + , Ca 2+ , S 2- , and Cl - . a. S 2- < Cl - < Ca 2+ < K + b. Ca 2+ < K + < Cl - < S 2- c. S 2- < Cl - < K + < Ca 2+ d. K + < Cl - < S 2- < Ca 2+ e. Ca 2+ < K + < S 2- < Cl -

Problem

Place the following ions in order from smallest to largest ionic radii: Note that < means less than.

K + , Ca 2+ , S 2- , and Cl - .

a. S 2- < Cl - < Ca 2+ < K +

b. Ca 2+ < K + < Cl - < S 2-

c. S 2- < Cl - < K + < Ca 2+

d. K + < Cl - < S 2- < Ca 2+

e. Ca 2+ < K + < S 2- < Cl -