Deck 7: Inorganic Poisons and Contaminants

Question 1

elements have the same spectral lines.

Answer 1

False

Question 2

Inorganics can be detected by ____.

A) atomic absorption spectrometry
B) scanning electron microscopy
C) neutron activation analysis
D) inductively-coupled mass spectrometry
E) all of the above

Answer 2

E

Question 3

Which of the following methods can detect and quantitate one metal at a time?

A) atomic absorption spectrometry
B) scanning electron microscopy
C) neutron activation analysis
D) inductively-coupled mass spectrometry

Answer 3

A

Question 4

Which of the following methods is a non-destructive method useful for determining the presence of many metals in archeological artifacts?

A) AA
B) TLC
C) Raman spectroscopy
D) ICP-MS

Question 5

Which of the following methods is a non-destructive technique that employs a laser which beams neutrons at a sample and records emitted gamma radiation?

A) Neutron Activation analysis
B) X-ray fluorescence
C) Nuclear magnetic resonance
D) X-ray diffraction

Question 6

Name an instrument that can be used to identify isolated poisons by their spectral lines. Explain how the method works.

Question 7

Name an instrument that can be used to detect and quantitate several metals in a single analysis based on emitted gamma rays and explain how the method works.

Question 8

Name an instrument that can be used to detect and identify gunshot residue based on its shape and morphology and explain how the method works.

Question 9

Name an instrument that can be used to compare and differentiate metalloorganic ink pigments used in art objects and explain for the method works.

Question 10

Name a method that is applied to solid, crystalline materials and the pattern fingerprint is compared for inorganic compounds such as potassium chlorate and potassium nitrate and explain how the method works.

Question 11

Name an instrument that can be used to detect contaminants as dilute as parts per trillion one at a time and explain how the method works.

Question 12

Explain how Raman spectroscopy can be used to differentiate inorganic pigments.