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WorksheetsNMR Spectroscopy
Total questions: 10
Worksheet time: 10mins
Which of the following has three types of hydrogens in the following compounds?
Br-CH = CH2
CH3 – CH2 – CH3
C6H5CH2
CH3– CH2 – CH(CH3) – N02
How many Hertz does 1 ppm correspond to for an PMR spectrometer operating at a radio frequency of 60 MHz and 100 MHz?
6 Hz, 10 Hz
60 Hz, 100 Hz
100 Hz, 60 Hz
10Hz, 100Hz
The distance between the centers of the peaks of doublet is called as?
Coupling constant
Spin constant
Spin-spin coupling
Chemical shift
H2, CH4, C2H6 and C6H6 exhibit which PMR spectra?
Singlet
Doublet
Triplet
Quintet
Which of the compound is taken as standard for recording chemical shift?
Dimethylsilane
Trimethylsilane
Tetramethylsilane
Methylsilane
How many NMR signals in propane is
4
3
2
1
Which of the following would not give singlet signal in NMR?
Ethane
Dimethylether
Diethylether
Acetone
Full form of NMR is
Nuclear Magnetic Reaction
Nuclear Magnetic Resonance
Nuclear Mass Reaction
Nuclear Mass Resonance
The phenomenon in which resonance of proton A is said to have been split by proton B is known as
Spin-spin splitting
Coupling constant
Chemical shift
Spin Constant
How many NMR signals would be given by the compound (CH3)2CHCH2CH3
1
2
3
4
