Difference between revisions of "WebMO Basis set 1"
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(Created page with "(4/16/20, bes) '''Exercise 4: Exploring the Effect of Theory and Basis Sets''' Using WebMO/Gaussian please complete the following table: {| border=1 | HF Theory ||C-H bond...") |
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'''Exercise 4: Exploring the Effect of Theory and Basis Sets''' | '''Exercise 4: Exploring the Effect of Theory and Basis Sets''' | ||
− | Using WebMO/Gaussian please complete the following table: | + | Using WebMO/Gaussian please complete the following table by optimizing the geometry based the stated level of theory and basis set: |
+ | <div align="center"> | ||
{| border=1 | {| border=1 | ||
− | | HF | + | |+ Methane HF Level of theory |
|- | |- | ||
− | | | + | | Basis Set ||C-H bond length |
|- | |- | ||
− | | | + | |Minimum: STO-3G || |
|- | |- | ||
− | | | + | |Basic: 3-21G || |
|- | |- | ||
− | |6 | + | |Routine: 6-31G(d) || |
+ | |- | ||
+ | |Accurate: 6-311+G(2d,p)|| | ||
|} | |} | ||
+ | |||
+ | |||
+ | {| border=1 | ||
+ | |+ Methane Routine: 6-31G Basis Set | ||
+ | |- | ||
+ | |Theory ||C-H bond length | ||
+ | |- | ||
+ | |HF || | ||
+ | |- | ||
+ | |Moller-Plesset 2 || | ||
+ | |- | ||
+ | |B3LYP || | ||
+ | |} | ||
+ | </div> | ||
+ | |||
+ | See the reported experimental C-H bond length [https://en.wikipedia.org/wiki/Methane here]. | ||
+ | |||
+ | '''Please email the completed tables Friday 10 am...if you need more time, just ask.''' |
Latest revision as of 14:39, 17 April 2020
(4/16/20, bes)
Exercise 4: Exploring the Effect of Theory and Basis Sets
Using WebMO/Gaussian please complete the following table by optimizing the geometry based the stated level of theory and basis set:
Basis Set | C-H bond length |
Minimum: STO-3G | |
Basic: 3-21G | |
Routine: 6-31G(d) | |
Accurate: 6-311+G(2d,p) |
Theory | C-H bond length |
HF | |
Moller-Plesset 2 | |
B3LYP |
See the reported experimental C-H bond length here.
Please email the completed tables Friday 10 am...if you need more time, just ask.