Question 1
Which of the following atoms or compounds displays a negative signal in the DEPT-135
13C NMR spectroscopy?
◦ CH
3◦ CH
2◦ CH
◦ C
◦ none of these
Question 2
Which of the following compounds or atoms does
not display a signal in the DEPT-135
13C NMR spectroscopy?
◦ CH
3◦ CH
2◦ CH
◦ C
◦ none of these