JEE Mains · Chemistry · STD 12 - p -Block elements - ll
The pair in which phosphorous atoms have a formal oxidation state of \(+ 3\) is :
- A Orthophosphorous and hypophosphoric acids
- B Pyrophosphorous and pyrophosphoric acids
- C Orthophosphorous and pyrophosphorous acids
- D Pyrophosphorous and hypophosphoric acids
Answer & Solution
Correct Answer
(C) Orthophosphorous and pyrophosphorous acids
Step-by-step Solution
Detailed explanation
Phosphorous acids contain \(P\) in \(+ 3\) oxidation state.…
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Chemistry
- \(1\) molal aqueous solution of an electrolyte \(A _{2} B _{3}\) is \(60 \%\) ionised. The boiling point of the solution at \(1\, atm\) is ......... \(K\). (Rounded-off to the nearest integer) [Given \(K _{ b }\) for \(\left.\left( H _{2} O \right)=0.52\, K\, kg\, mol ^{-1}\right]\)JEE Mains 2021 Easy
- The correct order of density isJEE Mains 2022 Medium
- The total number of hydrogen bonds of a DNA-double Helix strand whose one strand has the following sequence of bases is_______.
\(5^{\prime}\) - G - G-C-A-A-A-T-C-G-G-C-T-A-3'JEE Mains 2025 Easy - The value of magnetic quantum number of the outermost electron of \(\mathrm{Zn}^{+}\)ion is ..... .JEE Mains 2021 Medium
- Which of the following amines can be prepared by Gabriel phthalimide reaction?JEE Mains 2019 Hard
- The number of valence electrons present in the metal among \(\mathrm{Cr}, \mathrm{Co}, \mathrm{Fe}\) and Ni which has the lowest enthalpy of atomisation is _______.JEE Mains 2025 Easy
More PYQs from JEE Mains
- A galvanometer ( \(G\) ) of \(2 \Omega\) resistance is connected in the given circuit. The ratio of charge stored in \(C_1\) and \(C_2\) is _______.
JEE Mains 2024 Medium - The correct order of bond dissociation energy among \(N_2, O_2, O_2^-\) is shown in which of the following arrangements?JEE Mains 2014 Medium
- A system of two blocks of masses \(m =2 \; kg\) and \(M=8 \; kg\) is placed on a smooth table as shown in figure. The coefficient of static friction between two blocks is \(0.5\). The maximum horizontal force \(F\) that can be applied to the block of mass \(M\) so that the blocks move together will be \(\dots \; N\)
JEE Mains 2022 Medium - \(108\; \mathrm{g}\) of silver (molar mass \(108\; \mathrm{g}\; \mathrm{mol}^{-1}\) ) is deposited at cathode from \(AgNO_3 (aq)\) solution by a certain quantity of electricity. The volume (in \(L\)) of oxygen gas produced at \(273 \;\mathrm{K}\) and \(1\; bar\) pressure from water by the same quantity of electricity is ............. \(\mathrm{litre}\)JEE Mains 2020 Hard
- If \(A = \left[ {\begin{array}{*{20}{c}}1&2&2\\2&1&{ - 2}\\a&2&b\end{array}} \right]\) is a matrix satisfying the equation \(AA^T=9I \) where\( I\) is \(3×3\) identity matrix, then the ordered pair \((a, b)\) is equal to:JEE Mains 2015 Medium
- Let \(\mathrm{P}\) be a point on the hyperbola \(\mathrm{H}: \frac{\mathrm{x}^2}{9}-\frac{\mathrm{y}^2}{4}=1\), in the first quadrant such that the area of triangle formed by \(\mathrm{P}\) and the two foci of \(\mathrm{H}\) is \(2 \sqrt{13}\). Then, the square of the distance of \(\mathrm{P}\) from the origin isJEE Mains 2024 Hard