
Spectrometry Concepts and Applications

Interactive Video
•
Chemistry, Science
•
10th - 12th Grade
•
Easy

Sophia Harris
Used 1+ times
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus of spectroscopy in chemistry?
The study of chemical bonding
The study of electromagnetic radiation emitted or absorbed by chemical species
The study of chemical reactions
The study of molecular structures
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does spectrometry specifically measure in a chemical substance?
The color of the substance
The temperature of the substance
The mass of the substance
The amount of light absorbed by the substance
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In spectrometry, what is the relationship between absorbance and percent transmittance?
They are directly proportional
They are inversely proportional
They are equal
They are unrelated
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the light that is not absorbed by a sample in spectrometry?
It is scattered
It is refracted
It is transmitted
It is reflected
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of a prism or diffraction grating in a spectrophotometer?
To focus the light
To reflect the light
To split the light into its component wavelengths
To absorb the light
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to select a specific wavelength for analysis in spectrophotometry?
To accurately determine the concentration of the solution
To ensure all light is absorbed
To increase the speed of analysis
To reduce the cost of analysis
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the ideal absorbance range for accurate spectrophotometric measurements?
Exactly 1
Less than 0.1
Between 0.1 and 1
Greater than 2
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