Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter6: Quantum Mechanics And Molecular Structure
Section: Chapter Questions
Problem 39P: The photoelectron spectrum of HBr has two main groups of peaks. The first has ionization energy...
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Question
E = h v
E = hc / wavelenegth
wavelength = c / v
c = 3.00 x 108 m /s
h = 6.626 x 10-34 J. s
1 nm = 1 x 10-9 m
total electron group | group geometry | number of surrounded |
number of lone pair of electrons | molecular shape |
2 | linear | 2 | 0 | linear |
3 |
trigonal planar |
3
2 |
0
1 |
trigonal planar
bent or angular |
4
|
tetrahedral |
4
3
2 |
0
1
2
|
tetrahedral
trigonal pyramidal
bent or angular
|
A compound contains 77.73% Fe and 22.27% O by mass. Calculate the empirical formula.
Fe = 55.85 g/ mole and O = 16.00 g/moe
Group of answer choices
A.) FeO
B.) Fe2O3
C.) FeO2
D.) Fe3O4
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