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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Identification of Unknown Components Using Spectroscopic Techniques

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1. Nuclear magnetic resonance (NMR) uses which electromagnetic wave to analyze material?

a: Radio Infrared Explanation

Explanation

b: Ultraviolet Explanation

Explanation

c: X-ray Explanation

Explanation

d: Microwave Explanation

Explanation

2. Mass spectrometry differs from spectroscopy because:

a: it is a destructive technique. Explanation

Explanation

b: it involves the absorption of radio waves. Explanation

Explanation

c: it involves the absorption of infrared waves. Explanation

Explanation

d: it involves the absorption of ultraviolet waves Explanation

Explanation

3. Which of the following wavelength ranges is associated with UV spectroscopy?

a: 0.8 - 500 µm Explanation

Explanation

b: 400 - 100 nm Explanation

Explanation

c: 380 - 750 nm Explanation

Explanation

d: 0.01 - 10 nm Explanation

Explanation

4. In infrared spectroscopy which frequency range is known as the fingerprint region?

a: 400 - 1400cm^-1 Explanation

Explanation

b: 1400 - 1700cm^-1 Explanation

Explanation

c: 1700 - 3000cm^-1 Explanation

Explanation

d: 3000 - 4000cm^-1 Explanation

Explanation

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