CBSE
Multiple Choice QuestionsTwo aromatic compounds having formula C7H8O which are easily identifiable by FeCl3 solution test (violet colouration) are:
o-cresol and benzyl alcohol
m-cresol and p-cresol
o-cresol and p-cresol
methyl phenyl ether and benzyl alcohol
Reaction by which benzaldehyde cannot be prepared?
Which of the following compounds has maximum volatility?
Structure of the compound whose IUPAC name is 3-ethyl-2-hydroxy-4-methylhex-3-en-5-ynoic acid is
The order of stability of the following tatutomeric compound is
I> II> III
III > II> I
II> I> III
II > III> I
The reaction of formaldehyde and ammonia gives:
hexamethylene tetramine
bakelite
urea
triethylene tetramine
Which of the following compounds is not formed in iodoform reaction of acetone?
CH3COCH2I
ICH2COCH2I
CH3COCHI2
CH3COCl3
Keto - enol tautomerism is not observed in
C6H5COC6H5
C6H5COCH=CH2
C6H5COCH2COCH3
CH3COCH2COCH3
Which one of the following produced when acetone is saturated with HCl gas?
Acetone alcohol
Phorone
Mesityl oxide
Benzene
For making distinction between 2-pentanone and 3-pentanone, the reagent to be employed is
K2Cr2O7/H2SO4
Zn-Hg/HCl
SeO2
Iodine/NaOH
