Discussion Forum : P-block Group 15 - Pnictogens
Question -


HNO2 (Nitrous acid) is a monobasic acid. – True or False?

Options:
A .   True
B .   False
C .   Nitric oxide
D .   Metal Nitrite
Answer: Option A
:
A
HNO2 (Nitrous acid) is monobasic acid because it can donate only a single proton.
Basicity is the number of protons that an acid can give. From the structure,
HNO2 (Nitrous Acid) Is A Monobasic Acid. – True Or False?...
We can see that there is only one H atom and so only one proton can be abstracted from a HNO2 molecule. What can you say about the basicity of nitric acid?

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