Species with data from:

Durden, D.A.; Kebarle, P.; Good, A., Thermal Ion-Molecule Reaction Rate Constants at Pressures up to 10 torr with a Pulsed Mass Spectrometer. Reactions in Methane, Krypton, and Oxygen, J. Chem. Phys., 1969, 50, 2, 805, https://doi.org/10.1063/1.1671133 .

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. Oxygen (O₂)
   
2. Oxygen cation (O₂⁺)
   

© 2026 by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved.

Copyright for NIST Standard Reference Data is governed by the Standard Reference Data Act.