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: Enter your answer in the provided box.Recall Planck's constant equals 6.63 x 10-34 J • s and the speed of light is 3.00 x 108 m/s. Calculate the wavelength (in am) of a photon emitted by a hydrogen atom when its electron drops from the n = 4 state to the n = 2 state.

Problem

Enter your answer in the provided box.

Recall Planck's constant equals 6.63 x 10-34 J • s and the speed of light is 3.00 x 108 m/s. 

Calculate the wavelength (in am) of a photon emitted by a hydrogen atom when its electron drops from the n = 4 state to the n = 2 state.