In the rection:
`2Ag+2H_(2)SO_(4)rarrAg_(2)SO_(4)+2H_(2)O+SO_(2)`
Sulphuric acid acts as:

On the reaction 2Ag + H_(2)SO_(4) to Ag_(2)SO_(4) + 2H_(2)O + SO_(2) . Sulphuric acid acts as

In the reaction 2Ag+2H_(2)SO_(4)rarrAg_(2)SO_(4)+2H_(2)O+SO_(2),H_(2)SO_(40 acts as a//an

In the reaction: 2Ag+2H_2SO_4 rarrAg_2SO_4 +2H_2O +SO_2,H_2SO_4 acts :

In the reaction 2Ag+H_2SO_4 to Ag_2SO_4+2H_2O+SO_2+H_2SO_4 acts as :

Identify the correct statements from the following : i. Sulphuric acid is manufactured by contact process. ii. SO_(3) dissolves in H_(2)SO_(4) to form pyrosulphuric acid. iii. H_(2)SO_(4) is used in the manufacture of fertilisers such as ammonium sulphate and super phosphate. iv. In the reaction, S + 2H_(2)SO_(4) ("Conc.") rarr 3SO_(2) + 2H_(2)O, H_(2)SO_(4) is oxidised to SO_(2) .

{:(2NaOH+H_(2)SO_(4)rarrNa_(2)SO_(4)+2H_(2)O),("Base Acid"):}