d & f Block Elements JEE Main PYQs PDF, 2020–2026

d & f Block Elements questions per year

in the free PDF asked, not in the PDFThe PDF only has questions we can print in full with a checked answer, so it holds 169 of the 173 asked.

Topic-wise weightage by year

How many d & f Block Elements questions each topic had in every JEE Main year (all shifts), counting every question asked, including ones not in the PDF. Darker cells mean more questions.

Swipe the table sideways for older years.

Newest questions (2026)

The 12 newest of the 21 JEE Main 2026 d & f Block Elements questions in the free PDF, latest shift first.

1. JEE Main 2026 · 8 Apr · Shift 2 · Properties of Transition Metals

   Given below are two statements :

   Statement I : The number of pairs among $\left[{\mathrm{Ti}}^{{4+}},{\mathrm{V}}^{{2+}}\right],\left[{\mathrm{V}}^{{2+}},{\mathrm{Mn}}^{{2+}}\right],\left[{\mathrm{Mn}}^{{2+}},{\mathrm{Fe}}^{{3+}}\right]$ and $\left[{\mathrm{V}}^{{2+}},{\mathrm{Cr}}^{{2+}}\right]$ in which both ions are coloured is 3 .

   Statement II : The number of pairs among $\left[{\mathrm{La}}^{{3+}},{\mathrm{Yb}}^{{2+}}\right],\left[{\mathrm{Lu}}^{{3+}},{\mathrm{Ce}}^{{4+}}\right]$ and $\left[{\mathrm{Ac}}^{{3+}},{\mathrm{Lr}}^{{3+}}\right]$ ions in which both are diamagnetic is 3 .

   In the light of the above statements, choose the correct from the options given below :

   Solve it online →

2. JEE Main 2026 · 8 Apr · Shift 2 · Properties of Transition Metals

   Given below are two statements for catalytic properties of transition metals.

   Statement I : First row transition metals which act as catalyst utilise their 3d electrons only for formation of bonds between reactant molecules and atoms on the surface of catalyst.

   Statement II : There is increase in the concentration of reactants on the surface of catalyst which strengthens the bonds in reacting molecules.

   In the light of the above statements, choose the correct answer from the options given below :

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3. JEE Main 2026 · 6 Apr · Shift 2 · Properties of Transition Metals

   The correct order of first $(\Delta_{i}{\mathrm{H}}_{1})$ and second $(\Delta_{i}{\mathrm{H}}_{2})$ ionisation enthalpy values of Cr and Mn are :

   A. $\Delta_{i}{\mathrm{H}}_{1}:{\mathrm{Cr}}>{\mathrm{Mn}}$

   B. $\Delta_{i}{\mathrm{H}}_{2}:{\mathrm{Cr}}>{\mathrm{Mn}}$

   C. $\Delta_{i}{\mathrm{H}}_{1}:{\mathrm{Mn}}>{\mathrm{Cr}}$

   D. $\Delta_{i}{\mathrm{H}}_{2}:{\mathrm{Mn}}>{\mathrm{Cr}}$

   Choose the correct answer from the options given below :

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4. JEE Main 2026 · 6 Apr · Shift 1 · Properties of Transition Metals

   The correct statements among the following are :

   A. Basic vanadium oxide is used in the manufacture of ${\mathrm{H}}_{2}{\mathrm{SO}}_{4}$.

   B. The spin-only magnetic moment value of the transition metal halide employed in Ziegler-Natta polymerization is 2.84 BM .

   C. The p-block metal compound employed in Ziegler-Natta polymerization has the metal in +3 oxidation state.

   D. The number of electrons present in the outer most ' d ' orbital of metal halide employed in Wacker process is 8.

   Choose the correct answer from the options given below :

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5. JEE Main 2026 · 5 Apr · Shift 2 · Properties of Transition Metals

   A paper dipped in a dil. ${\mathrm{H}}_{2}{\mathrm{SO}}_{4}$ solution of ' $X$ ' upon treatment with ${\mathrm{SO}}_{2}$ gas turns into green. The compound ' $X$ ' is :

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6. JEE Main 2026 · 5 Apr · Shift 1 · Properties of Transition Metals

   Which of the following is NOT a physical or chemical characteristics of interstitial compounds?

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7. JEE Main 2026 · 4 Apr · Shift 1 · Actinides

   The correct statements among the following are,

   A. ${\mathrm{Mo}}({\mathrm{VI}})$ and ${\mathrm{W}}({\mathrm{VI}})$ are less stable than ${\mathrm{Cr}}({\mathrm{VI}})$.

   B. ${\mathrm{Ce}}^{{4+}}$ and ${\mathrm{Tb}}^{{4+}}$ are oxidant while ${\mathrm{Eu}}^{{2+}}$ and ${\mathrm{Yb}}^{{2+}}$ are reductant.

   C. Cm and Am have seven unpaired electrons.

   D. Actinoid contraction is greater from element to element than lanthanoid contraction.

   Choose the correct answer from the options given below :

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8. JEE Main 2026 · 4 Apr · Shift 2 · Properties of Transition Metals

   Consider $|x|$ is the difference in oxidation states of Mn in highest manganese fluoride and highest manganese oxide. The ions with $|x|$ number of unpaired electrons from the following are :

   A. ${\mathrm{Sc}}^{{3+}}$

   B. ${\mathrm{Zn}}^{{2+}}$

   C. ${\mathrm{V}}^{{2+}}$

   D. ${\mathrm{Fe}}^{{2+}}$

   E. ${\mathrm{Co}}^{{2+}}$

   Choose the correct answer from the options given below :

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9. JEE Main 2026 · 4 Apr · Shift 2 · Lanthanides and Lanthanoid Contraction

   Pairs of elements with the same number of electrons in their respective 4f orbital are

   [Atomic number. Eu-63, Gd-64, Dy-66, Ho-67, Tm-69, Yb-70, Lu-71, Hf-72]

   A. (Eu and Gd)

   B. (Dy and Ho)

   C. ( Yb and Hf )

   D. ( Lu and Tm)

   Choose the correct answer from the options given below :

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10. JEE Main 2026 · 4 Apr · Shift 1 · Properties of Transition Metals

    Correct statements from the following are

    A. Potassium dichromate is an oxidising agent and it oxidises ${\mathrm{FeSO}}_{4}$ to ${\mathrm{Fe}}_{2}{({\mathrm{SO}}_{4})}_{3}$ in acidic medium.

    B. Sodium dichromate can be used as primary standard in volumetric estimation.

    C. ${\mathrm{CrO}}_{4}^{{2-}}$ and ${\mathrm{Cr}}_{2}{\mathrm{O}}_{7}^{{2-}}$ are interconvertible in aqueous solution by varying the pH of the solution.

    D. ${\mathrm{Cr}}-{\mathrm{O}}-{\mathrm{Cr}}$ bond angle in ${\mathrm{Cr}}_{2}{\mathrm{O}}_{7}^{{2-}}$ is ${126}^{{\circ}}$.

    Choose the correct answer from the options given below :

    Solve it online →

11. JEE Main 2026 · 2 Apr · Shift 1 · Properties of Transition Metals

    Which of the following sets includes all the species that will change the orange colour of ${\mathrm{K}_{2}\mathrm{Cr}_{2}\mathrm{O}_{7}}$ in acidic medium?

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12. JEE Main 2026 · 2 Apr · Shift 2 · Properties of Transition Metals

    Among $Fe^{{2+}}$, $Fe^{{3+}}$, $Cr^{{2+}}$ and $Zn^{{2+}}$, the ion that shows positive borax bead test and with highest ionisation enthalpy is :

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