Nature and geometry of the hydrogen bond

The geometry of the hydrogen bond can be described by the parameters R, n, r2, and 0, as shown in Fig. 11.2.1. Numerous experimental studies have established the following generalizations about the geometry of hydrogen bonds  

Hydrogen bond Experimental bond length (pm) Calculated value (pm) 

Organic compounds generally conform to the following generalized rules in regard to hydrogen bonding  

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