JEE Mains · Chemistry · STD 12 - 4. d and f- block elements
The highest possible oxidation states of uranium and plutonium, respectively, are
- A \(6\) and \(4\)
- B \(7\) and \(6\)
- C \(4\) and \(6\)
- D \(6\) and \(7\)
Answer & Solution
Correct Answer
(D) \(6\) and \(7\)
Step-by-step Solution
Detailed explanation
The highest oxidation state of \(U\) and \(Pu\) is \(6+\) and \(7+\) respectively.
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
- A molecule with the formula \(\mathrm{AX}_4 \mathrm{Y}\) has all it's elements from p-block. Element A is rarest, monoatomic, non-radioactive from its group and has the lowest ionization enthalpy value among A, X and Y. Elements X and Y have first and second highest electronegativity values respectively among all the known elements. The shape of the molecule is :JEE Mains 2025 Medium
- The number of water molecule \((s)\) not coordinated to copper ion directly in \(CuSO_4.5H_2O,\) isJEE Mains 2019 Hard
- When \(5\) moles of \(He\) gas expand isothermally and reversibly at \(300 \,K\) from \(10\, litre\) to \(20 \,litre,\) the magnitude of the maximum work obtained is \(.......\,J\). [nearest integer] (Given: \(R =8.3 \,J \,K ^{-1} \,mol ^{-1}\) and \(\log 2=0.3010\) )JEE Mains 2022 Medium
- Match List \(I\) with List \(II\) :
Choose the correct answer from the options given below :LIST \(I\) (Compound / Species) LIST \(II\) (Shape / Geometry) \((A)\) \(\mathrm{SF}_4\) \((I)\) Tetrahedral \((B)\) \(\mathrm{BrF}_3\) \((II)\) Pyramidal \((C)\) \(\mathrm{BrO}_3^{-}\) \((III)\) See saw \((D)\) \(\mathrm{NH}_4^{+}\) \((IV)\) Bent \(T\)-shape JEE Mains 2024 Medium - The reason for double helical structure of \(DNA\) is the operation ofJEE Mains 2014 Medium
- The correct sequence of ligands in the order of decreasing field strength is _______.JEE Mains 2024 Medium
More PYQs from JEE Mains
- In the below circuit, \(C\, = \,\frac{{\sqrt 3 }}{2}\,\mu F,\,R = 20\,\,\Omega ,\,L = \frac{{\sqrt 3 }}{{10}}H\) and \({R_1} = 10\,\,\Omega .\) Current in \(L-R_1\) path is \(I_1\) and \(C-R_2\) path is \(I_2.\) The voltage of \(A.C\) source is given by, \(V\, = \,200\sqrt 2 \,\sin \,(100\,t)\,volts.\) The phase difference between \(I_1\) and \(I_2\) is
JEE Mains 2019 Hard - When a long glass capillary tube of radius \(0.015\;cm\) is dipped in a liquid, the liquid rises to a height of \(15\, cm\) within it. If the contact angle between the liquid and glass to clase to \(0^{\circ},\) the surface tension of the liquid, in \(milli\,Newton \;m ^{-1}\) is \(.....\) \(\left[\rho_{\text {(liquid) }}=900\; kg\,m ^{-3}, g =10\, ms ^{-2}\right]\) (Give answer in closest integer)JEE Mains 2020 Medium
- In young's double slit experiment, the fringe width is \(12\,mm\). If the entire arrangement is placed in water of refractive index \(\frac{4}{3}\), then the fringe width becomes \((in\,mm)\)JEE Mains 2022 Medium
- The \("N"\) which does not contribute to the basicity for the compound is
JEE Mains 2016 Hard - A positive charge \('q'\) of mass \('m'\) is moving along the \(+ x\) axis. We wish to apply a uniform magnetic field \(B\) for time \(\Delta t\) so that the charge reverses its direction crossing the \(y\) axis at a distance \(d.\) ThenJEE Mains 2014 Hard
- Let \(R =\{ a , b , c , d , e \}\) and \(S =\{1,2,3,4\}\). Total number of onto function \(f: R \rightarrow S\) such that \(f(a) \neq\) 1 , is equal to \(.............\).JEE Mains 2023 Hard