Solveeit Logo

Question

Chemistry Question on p -Block Elements

Boric acid is prepared from borax by the action of

A

sulphuric acid

B

sodium hydroxide.

C

carbon dioxide

D

sodium carbonate.

Answer

sulphuric acid

Explanation

Solution

Na2B4O7+H2SO4+5H2O>Na2SO4+4H3BO3 {Na_2B_4O_7 + H_2SO_4 + 5 \, H_2O -> Na_2SO_4 + 4 H_3BO_3}