Online Assignment 3

Online Assignment 3 - Maple T.A Gradebook CHEM 212 DE Fall...

Info icon This preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
CHEM 212 DE, Fall 2008 : Gradebook System Homepage » Class Homepage » Student Details » Student Assignment Details Welcome Steve Lee-chem212-F08 [ My Profile ] Maple T.A. - Gradebook (1 of 9) [05/12/2008 4:01:01 AM] Gradebook Help Logout Assignment detail for Steve Lee-chem212-F08 in On-line Assgt. 3 (Module 3): Steve Lee-chem212-F08 Login: ssilee Email: [email protected] ca Student ID: 20227515 Assignments completed: 5 Assignments active: 0 Question Grade 1 Apply the particle-in-a-box model to the electrons in the molecule below. H 2 C(CH) 16 CH 2 What wave length of light is required to cause a transition from the ground state to the first excited state? Assume that the electrons are confined to a one-dimensional box of length L, where L is given by the expression below. L = (9 r C=C + 9 r C-C ) sin(120) In the expression above, r C=C = 135 pm and r c-c = 154 pm. Enter your answer with three significant figures. Enter 1.23x10 -12 as 1.23e-12. Your Answer: 8.81E-7 m Instructors Comment: 1.0 2 If the electron in a hydrogen atom undergoes a transition from an n = 7 level to an n = 3 level, what is the wavelength of the radiation emitted? Give your answer accurate to three significant figures . Your Answer: 1.01E-6 m Instructors Comment: 1.0
Image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon