Question

P19.25 Isotopic substitution is used to identify character- istic groups in an unknown compound using vibrational spectroscopy. Consider the C-C bond in ethane (C2 H). By what factor would the frequency change if deuterium were substituted for all the hydrogen atoms? Treat the H and D atoms as being rigidly attached to the carbon. 126 1

Answer 1

or viscational go trospy aharo: K foroe aonstant foquonoy of vibration Noo, for isotopia ubsituton 10 2 or 42 for 116 12 (2 12 TK 12 Yah0叶: Cot チ oDg 0r