In the following reaction, `H_2 SO_4` acts as
`2 Ag + H_2 SO_5 rarr Ag_2 SO_4 + 2 H_2 O + SO_2`.

In the following reaction, H_2 SO_4 acts as 2 Ag + H_2 SO_4 rarr Ag_2 SO_4 + 2 H_2 O + SO_2 .

In the following reaction, H_2 SO_4 acts as HCOOH overset (H_2 SO_4) rarr CO + H_2 O .

In the following reaction, H_2 SO_4 acts as HCOOH overset (H_2 SO_4) rarr CO + H_2 O .

Complete the following reactions : C_2H_4 + H_2O overset(H_2SO_4) rarr

Role of SO_2 in the following reaction respectively are, (a) Fe_2(SO_4)_3 + SO_2 +2H_2O rarr 2FeSO_4 + H_2SO_4 , (b) 2H_2S + SO_2 rarr 2H_2O + 3S

Role of SO_2 in the following reaction respectively are, (a) Fe_2(SO_4)_3 + SO_2 +2H_2O rarr 2FeSO_4 + H_2SO_4 , (b) 2H_2S + SO_2 rarr 2H_2O + 3S

Balance the following equations: Al+H_2SO_4 rarr Al_2(SO_4)_3+H_2

Complete the following reactions : C_6H_5NH_2 + H_2 SO_4(conc.) rarr