|
The water solution of SO2 is |
|||
|
(a) |
Sulphurous acid |
(b) |
sulphuric acid |
|
(c) |
pyrosulphuric acid |
(d) |
none of these |
|
The water solution of SO2 is |
|||
|
(a) |
Sulphurous acid |
(b) |
sulphuric acid |
|
(c) |
pyrosulphuric acid |
(d) |
none of these |