Species with data from:

Callomon, J.H., AN EMISSION SPECTRUM OF THE DIACETYLENE ION: A STUDY OF SCHÜLER'S "T" SPECTRUM UNDER HIGH RESOLUTION, Can. J. Phys., 1956, 34, 10, 1046, https://doi.org/10.1139/p56-116 .

2 matching species were found.

For each matching species the following will be displayed:

• Chemical name
• Chemical formula
• Structure image (if available)

Click on the name to see more data.

1. C4H2+ (C₄H₂⁺)
2. C4D2+ (C₄D₂⁺)