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وصفات صيدلانية
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2 985
Which compound shows end absorption?
a Aldehyde
b Ketone c Ester d Alkene
2 985
Optimum absorbance range for analysis is:
A) > 2
B) 0-0.1 C) < 0.8 D) > 1.5
2 985
Polar solvent effect on n → n* transition:
a)Blue shift
b)No shift c)Red shift d)Peak disappears
2 985
Which solvent usually gives longer
Amax?
A)ether B)Hexane C)Cyclohexane D)Ethanol E)Benzene
2 985
Increase in absorption intensity is called:
a)Hypochromic effect
B)Bathochromic shift C)Hyperchromic effect D)Hypsochromic shift
2 985
Which functional group acts as a chromophore?
-CH3
-OH C=C -NH2
