Advertisements
Advertisements
प्रश्न
Give the disproportionation reaction of H3PO3
Advertisements
उत्तर
On heating, orthophosphorus acid (H3PO3) disproportionates to give orthophosphoric acid (H3PO4) and phosphine (PH3). The oxidation states of P in various species involved in the reaction are mentioned below.
\[\ce{4H3\overset{+3}{PO3} -> \overset{-3}{PH3} + 3H3\overset{+5}{PO4}}\]
APPEARS IN
संबंधित प्रश्न
Draw the structures of the following: H4P2O7 (Pyrophosphoric acid)
What is the basicity of H3PO4?
What is the basicity of H3PO3 ?
Complete the following equations : P4 + H2O →
Give reasons for the following : H3PO2 is a stronger reducing agent than H3PO3.
What is the oxidation state of phosphorus in H3PO3?
What is the oxidation state of phosphorus in the following:
PCl3
What is the oxidation state of phosphorus in the following:
Ca3P2
Phosphorus forms a number of oxoacids. Out of these oxoacids phosphinic acid has strong reducing property. Write its structure and also write a reaction showing its reducing behaviour.
Which among the oxoacids of phosphorus contain two P – OH bonds, one P = O and one P – H bond
Which of the following contain P – O – P bond?
The oxoacid of phosphorus that is easily obtained from a reaction of alkali and white phosphorus and has two P-H bonds, is ______.
Match List-I with List-II:
| List-I | List-II |
| name of oxo acid | Oxidation state of 'P' |
| (a) Hypophosphorous acid | (i) +5 |
| (b) Orthophosphoric acid | (ii) +4 |
| (c) Hypophosphoric acid | (iii) +3 |
| (d) Orthophosphorous acid | (iv) +2 |
| (v) +1 |
Choose the correct answer from the options given below:
What is the basicity of \[\ce{H3PO4}\]?
What is the basicity of \[\ce{H3PO4}\]?
What is the basicity of \[\ce{H3PO4}\]?
What is the basicity of \[\ce{H3PO4}\]?
