The number of hydrogen atom(s) attached to phosphorus atom in hypophosphorous acid is
zero
two
one
three
As we learnt in
Hypophosphorus Acid -
H3PO2 (+1), monobasic
- wherein
The number of hydrogen atoms attached to P is 2.
Option 1)
zero
This option is incorrect.
Option 2)
two
This option is correct.
Option 3)
one
This option is incorrect.
Option 4)
three
This option is incorrect.
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