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WorksheetsQUIZ 1
Total questions: 7
Worksheet time: 2mins
Name
Class
Date
1.
Which type of electromagnetic radiations are used in UV-visible spectroscopy?
a)
Infra-red
b)
Ultraviolet-visible
c)
Radiowave
d)
Microwave
2.
______________ is the energy that can travel through space in the form of waves.
a)
telescopes
b)
electromagnetic spectrum
c)
observatory
3.
When electrons of an element reach an "excited" state, ___ lines are produced.
a)
dark
b)
emission (bright)
c)
continuous
d)
invisible
4.
The spectroscope is a powerful tool used by astronomers to infer the nature of matter.
a)
True
b)
False
5.
When absorption intensity of compound is decreased it is called
a)
Red Shift
b)
Blue Shift
c)
Hypochromic shift
d)
Hyperchromic shift
6.
What is bathochromic shift?
a)
The shifting of an absorption to shorter wavelength.
b)
The shifting of an absorption to higher wavelength.
7.
Lambert's law states that the intensity of light decreases with respect to (a)
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