The correct option is
C A-2, B-3, C-4, D-1
(1) Perhydrol is approx. solution of
30% hydrogen peroxide in water.
(2) Mixture of urea and hydrogen peroxide is called Hyperol.
(3)
3% w/v of
H2O2 means 3 gm of
H2O2 present in 100ml of solution.
Normality = No. of equivalents of solute / Volume.
(4) H2O2 is used in rocket fuel.