The best combination of reagents for carrying out the conversion RCH₂CH₂OH → RCH₂CH₂COOH is

The acid(s) which do not contain –COOH groups is/are :

An important reaction of acetone is auto condensation in presence of concentrated sulphuric acid to give the aromatic compound……

Acetic anhydride reacts with diethyl ether in the presence of anhydrous AlCl₃ to give:

Acetyl bromide reacts with excess of CH₃MgI followed by treatment with a saturated solution of NH4Cl gives

On mixing ethyl acetate with aqueous sodium chloride, the composition of the resultant solution is

When CH₂ = CH —COOH is reduced with LiAlH₄, the compound obtained will be

When dihydroxy acetone reacts with HIO₄, the product is/are