
III B.Sc Chemistry - Quiz II (CC2061)

Quiz
•
Chemistry
•
University
•
Hard
Sheeba Daniel
Used 1+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The transition with high energy is ________
n → π*
n → σ*
σ → σ*
π → π*
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The transition n → σ* is observed in ________
alcohols
alkanes
alkenes
dienes
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Pick out the chromophore from the following
-NH2
-OH
-Cl
-C=O
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Shift of an absorption maximum to _____ wavelength is called hypsochromic shift.
Longer
shorter
no change
none of these
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The region of UV -Vis is ________
200-800 cm
200-800 nm
400-700nm
300-700nm
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
λmax of ethylene is ______nm
165
125
185
200
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The region from 1450-500 cm-1 in IR spectrum is known as ____________.
chromophoric region
auxochromic region
finger print region
-OH bending region
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