return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Geometry > Calculated geometry > One type of bond

Compare Calculated Bonds for C-C

17 01 10 14 40

QCISD(TQ)=FULL/aug-cc-pVDZ

Histogram of Bond lengths (in Å) vs number of species


Values greater than 1.55 are in the 1.55 bin. Values less than 1.20 are in the 1.20 bin.

histogram chart 6 line line line line line line line line line line line line line line line line line line line line line line line line
histogram chart 5 line line line line histogram chart line line line line line line line line line line line line line line line line line line line
histogram chart 4 line line line line histogram chart line line line line line line line line histogram chart line line line line line line line line line line
histogram chart 3 line line line line histogram chart line line line line line line line line histogram chart line line line line line line line line line line
histogram chart 2 line line line line histogram chart line line histogram chart line line histogram chart line line histogram chart line line line line line line line line line line
histogram chart 1 line line line line histogram chart line line histogram chart line line histogram chart line line histogram chart line line line line line histogram chart line line line line
histogram chart 0 line line line line histogram chart line line histogram chart line line histogram chart line line histogram chart line line histogram chart line line histogram chart line line line line
1.20 1.25 1.30 1.35 1.40 1.45 1.50 1.55
bond lengths (Å)

Summary: (Å)
Average bond length Standard deviation
1.280 0.296

  Species Name Bond Length (Å)
Lowest value C4H2 Diacetylene 1.233
Highest value C3H3 cyclopropenyl radical 1.486

Calculated Bond lengths
Click on entry for all calculated results.
Species Name Bond Length (Å) Atom1 index Atom2 index
C2 Carbon diatomic 1.269 1 2
C2+ carbon diatomic cation 1.432 1 2
C2H- Ethynyl anion 1.274 1 2
C2H Ethynyl radical 1.237 1 2
C2H2+ acetylene cation 1.273 1 2
C2H3- vinyl anion 1.383 1 2
C2H3 vinyl 1.336 1 2
C2H4+ Ethylene cation 1.422 1 2
C3 carbon trimer 1.320 1 2
    1.320 1 3
CCO Dicarbon monoxide 1.392 1 2
HCCN cyanomethylene 1.352 1 2
C3H3 cyclopropenyl radical 1.486 1 3
    1.486 1 4
    1.338 3 4
C2N2 Cyanogen 1.405 1 2
C3O Tricarbon monoxide 1.295 1 2
C4H2 Diacetylene 1.393 1 2
    1.233 1 3
    1.233 2 4