Ch.7 - Quantum MechanicsWorksheetSee 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: A hydrogen atom emits light in an electronic transition going from n=4 to n=2 lower shell. 1.) What is the frequency of this light?  2.) What wavelength is this and what color will it appear to the eye?(= 2.18x10 -18 J; h = 6.63 x 10 -34 J•sec; c = 3.00x10 8 m/sec;1 nm = 10 -9 m) 

Solution: A hydrogen atom emits light in an electronic transition going from n=4 to n=2 lower shell. 1.) What is the frequency of this light?  2.) What wavelength is this and what color will it appear to the ey

Problem

A hydrogen atom emits light in an electronic transition going from n=4 to n=2 lower shell. 

1.) What is the frequency of this light?  

2.) What wavelength is this and what color will it appear to the eye?

(= 2.18x10 -18 J; h = 6.63 x 10 -34 J•sec; c = 3.00x10 8 m/sec;1 nm = 10 -9 m)