The number of S–S bonds in sulphur trioxide trimer (S3O9) is
S3O9 (also called α-sulphur trioxide) is an ice like solid with the following molecular structure.
There is no S–S bond is S3O9.
Bromine can be liberated from KI solution by the action of
All the three atoms of ozone are used up when it reacts with
Conc. H2SO4 displaces hydrogen chloride from chlorides because
Bad conductor of electricity is
The number of P–O–P bonds in cyclic metaphosphoric acid is
Ammonia can be dried by
The set with correct order of acidity is
Polyphosphates are used as water softening agent because they
Identify the correct order of acidic strength of CO2, CuO, CaO, H2O
For H3PO3 and H3PO4, the correct choice is