WebMO Job Summary

124587: C4H4 cyclobutadiene D2h, Natural Bond Orbitals 6.0/NRT - Gaussian

Calculated Quantities

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Overview

Quantity Value
Route #N B3LYP/6-31G(d) SP GFINPUT POP=(FULL,NBO6Read) Geom=Connectivity
Stoichiometry C4H4
Symmetry D2H
Basis 6-31G(d)
RB3LYP Energy -154.61676646 Hartree
Dipole Moment 0.0000 Debye
Server batch (127026)
CPU time 24.3 sec

Rotational Constants

Constant Frequency (GHz) Frequency (cm-1)
a 16.5017925 0.55044054844
b 13.7303264 0.45799439024
c 7.4945126 0.24999003144

Partial Charges

Atom Symbol Charge
1 C 0.000447  
2 C -0.273840  
3 C 0.000447  
4 C -0.273840  
5 H 0.118154  
6 H 0.155239  
7 H 0.118154  
8 H 0.155239  

Molecular Orbitals

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Orbital Symmetry Occupancy Energy Actions
Electron density
Electrostatic potential
Electrophilic (HOMO) frontier density
Nucleophilic (LUMO) frontier density
Radical frontier density

Natural Population Analysis

Atom Symbol Charge
1 C 0.14262  
2 C -0.60721  
3 C 0.14262  
4 C -0.60721  
5 H 0.24338  
6 H 0.22121  
7 H 0.24338  
8 H 0.22121  

Natural Atomic Orbitals

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Orbital Description Occupancy Energy Actions

Natural Hybrid Orbitals

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Orbital Description Occupancy Energy Actions

Natural Bond Orbitals

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Orbital Description NHOs Occupancy Energy Actions

Quote

TO DETECT ERRORS, THE PROGRAMMER MUST HAVE A CONNIVING MIND, ONE THAT DELIGHTS IN UNCOVERING FLAWS WHERE BEAUTY AND PERFECTION WERE ONCE THOUGHT TO LIE. -- THE PSYCHOLOGY OF COMPUTER PROGRAMMING GERALD M. WEINBERG