Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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Compare Calculated Bonds for Na-O

PBEPBEultrafine/6-31G(2df,p)

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

Values greater than 2.14 are in the 2.14 bin. Values less than 2.12 are in the 2.12 bin.

	5
	4
	3
	2
	1
	0
		2.12			2.13			2.14
bond lengths (Å)