Question
Chemistry Question on p -Block Elements
P2O5 reacts with H2SO4 to give SO3andHPO3.Which property of P2O5 is depicted in this reaction ?
A
It acts as a strong dehydrating agent
B
It is a white powder
C
It sublimes on heating
D
It is acidic in nature.
Answer
It acts as a strong dehydrating agent
Explanation
Solution
P2O5 a very strong dehydrating agent. That is why it can dehydrate sulphuric acid (to SO3) which itself is a dehydrating agent.