Chemistry · 2021
JEE Main · 16 March 2021, Shift 1 · Q37
Match List - I with List - II: Choose the correct answer from the options given below:
Match List - I with List - II :
Choose the correct answer from the options given below :
| List - I | List - II | ||
| Name of oxo acid | Oxidation state of ' P ' | ||
| (a) | Hypophosphorous acid | (i) | +$\displaystyle 5$ |
| (b) | Orthophosphoric acid | (ii) | + $\displaystyle 4$ |
| (c) | Hypophosphoric acid | (iii) | +$\displaystyle 3$ |
| (d) | Orthophosphorous acid | (iv) | + $\displaystyle 2$ |
| (v) | + $\displaystyle 1$ |
Official answer
(4)
(a)-(v), (b)-(i), (c)-(ii), (d)-(iii)
More from p-Block Elements (Groups 15 to 18)
- The number of P-O-P bonds in H_4 P_2 O_7,(HPO_3)_3 and P_4 O_10 are respectively2023
- Match List - I with List - II: List - I Industrial process Haber's process Ostwald's process Contact process Hall-Heroult process List - II…2021
- Sum of oxidation states of bromine in bromic acid and perbromic acid is ____.2023
- A →573 K Red phosphorus →[ under pressure ] heat; 803 K B Red phosphorus is obtained by heating "A" at 573 K, and can be converted to "B" by heating…2022
- First ionisation enthalpy values of first four group 15 elements are given below. Choose the correct value for the element that is a main component…2025
- The number of bonds between sulphur and oxygen atoms in S_2 O_8^2- and the number of bonds between sulphur and sulphur atoms in rhombic sulphur,…2020
- Which one of the following is used to remove most of plutonium from spent nuclear fuel?2021
- The gas produced by treating an aqueous solution of ammonium chloride with sodium nitrite is2022
JEE Main 2021 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.