Question

2015
(a) In the manufacture of sulphuric acid by contact pro
give the equations for the conversion of sulphur trioxide
to sulphuric acid.
(b) Give equations for the action of sulphuric acid on
(i) Potassium hydrogen carbonate
(ii) Sulphur
(c) Identify the acid in each case
(i) The acid which produces sugar charcoal from sugat.
(ii) The acid on mixing with lead nitrate solution
produces white ppt, which is insoluble even af
heating​

Answer 1

Answer:

(a) SO3+H2SO4 gives H2S2O7

H2S2O7+H2O gives 2H2SO4

(b) [¡]2KHCO3+H2SO4 gives K2SO4+2H2O+2CO2

[¡¡] S+2H2SO4 gives 3SO2 + 2H2O

(c) [¡] conc.H2SO4

[¡¡] HCl