New answers tagged symmetry
4
votes
Why is CO2 not in the C∞v point group?
It will be easier to understand by giving an example of molecules:
$D_{\infty h} \to \ce{CO_2}$,
$C_{\infty v} \to \ce{HCN}$.
Both are linear molecules, however $\ce{CO_2}$ has an inversion, $\ce{HCN}$...
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