Which of the following compound (s) will give butanone on oxidation with alkaline KMnO4 solution?
Butan-1-ol
Butan-2-ol
Both (a) and (b)
None of the above
The order of reactivity of the following alcohols is
1 > 2 > 3 > 4
1 > 3 > 2 > 4
4 > 3 > 2 > 1
4 > 3 > 1 > 2
What will be the order of reactivity of the following carbonyl compounds with Grignard's reagent?
I > II > III >IV
IV> III > II >I
II> I> IV >III
III> II> I >IV
Phenol is heated with phthanlic anhydride in the presence of conc. H2SO4. The product gives pink colour with alkali. The product is
phenolphthalein
bakelite
salicylic acid
flurorescein
A.
phenolphthalein
The product is phenolphthalein.