The diagram above. Y is
...The diagram above. Y is
fused CaO
H2O
NaOH
Concentrated H2SO4
Correct answer is D
In the preparation of sulphur dioxide by the action of dilute acids on sulphates and bisulphites. conc H2SO4 helps to release SO2 from the mixture.
The setup represents the production of sulphur dioxide
The furring of kettles is caused by the presence in the water of? ...
The first definition of an element was made by ...
An element wil readily form an electrovalent compound if it electron configuration is ...
The air pollutant unknown in nature is...
The scum formed when soap is mixed with hard water could be ...
What is the atomic number of Ytterbium? ...
MnO-4 + 8H+ + ne → Mn++ + 4H2O. Which is the value of n in the reaction above?...
Which of the following represents the kind of bonding present in ammonium chloride? ...