11C 2 Scales and units
Select the analytical technique(s) for which the statement is true.
The horizontal axis is numbered from left to right.
The horizontal axis is numbered from right to left.
The horizontal axis has a uniform scale.
The horizontal axis often has a non-uniform scale.
The horizontal axis shows wavenumber.
- Infrared spectroscopy
- Nuclear magnetic resonance spectroscopy
- Mass spectroscopy
The unit of the horizontal axis is cm–1.
- Infrared spectroscopy
- Nuclear magnetic resonance spectroscopy
- Mass spectroscopy
The unit of the horizontal axis is ppm.
- Infrared spectroscopy
- Nuclear magnetic resonance spectroscopy
- Mass spectroscopy
The horizontal axis shows chemical shift.
- Infrared spectroscopy
- Nuclear magnetic resonance spectroscopy
- Mass spectroscopy
The horizontal axis is labelled m/z.
- Infrared spectroscopy
- Nuclear magnetic resonance spectroscopy
- Mass spectroscopy
The horizontal axis shows the charge/mass ratio.
- Infrared spectroscopy
- Nuclear magnetic resonance spectroscopy
- Mass spectroscopy
The vertical axis shows percentage transmittance.
The vertical axis shows relative intensity.
The relative heights of the peaks provide valuable information about the isotopic composition of the compound.
- Infrared spectroscopy
- Nuclear magnetic resonance spectroscopy
- Mass spectroscopy
The relative heights of the peaks can be misleading.
- Infrared spectroscopy
- Nuclear magnetic resonance spectroscopy
- Mass spectroscopy