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WorksheetsFTIR
Total questions: 10
Worksheet time: 12mins
IR spectra is called (a) because no other chemical species will have similar IR spectrum
Energy of IR photon only sufficient to cause
electronic excitation
vibrational excitation
Choose the molecule that can absorb IR radiation
water molecule
carbon dioxide molecule
chlorine gas
hydrogen gas
Choose the types of molecular vibrations in IR
Stretching
scattering
absorption
emission
Involves grinding the compound with mineral oil to create a suspension of finely round sample in mineral oil and then put in between salt plates. This statement refer one of the method used for sample preparation. Which method is related to the statement?
KBr Pallet
Nujol Mull
Following is/are part/s of interferometer
Beam splitter
Fixed mirror
Moving mirror
All of the given
Background scan is run to compensate atmospheric gases
True
False
Identify each part of the scheme of the spectrophotometer.
Which material is expected to absorb light with higher wavelength? Why?
Which molecule does the FTIR spectra belong to? Explain your argument.
