Q.23.Write the mechanism (using curved arrow notation) when propene react with water in the presence of acid and forms `2` -propanol.

Propionic acid when reacted with bromide m the presence of phosphorus forms:

The acid formed when sulphur trioxide reacts with water is

Write the chemical equations to show what happens when ethanol reacts with ethanoic acid in the presence of sulphuric acid?

(a) Write the formula of reagents used in the following reactions: (i) Bromination of phenol to 2, 4,6-tribromophenol (ii) Hydroboration of propene and then oxidation to propanol. (b) Arrange the following compound groups in the increasing order of their property indicated. (i) p-nitrophenol, ethanol, phenol (acidic character) (ii) Propanol, Propane, Propanal (boiling point) (c) Write the mechanism (using curved arrow notation) of the following reaction: CH_(3) - CH_(2) - overset(+)(O)H_(2) overset(CH_(3) CH_(2) OH)rarr CH_(3) - CH_(2) - underset(H)underset(|)overset(+)(O) - CH_(2) - CH_(3) + H_(2)O

Write the name of the product when ketones react with 1,2-diol in presence of dry HCl .

Write the mechanism (using curved arrow notation) for the following reaction CH_(2)=CH_(2) overset(H_(2)O^(+))(rarr) CH_(3)-CH_(2) +H_(2)O

Which acid is formed when SiF_(4) reacts with water?

Which of the following alcohol is obtained when. 2-methyl propene reacts with H_(2)O in presence of H_(2)SO_(4) :