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d and f Block Elements

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Q JEE MAIN 2022
Given below are two statements:
Statement I : According to the Ellingham diagram, any metal oxide with higher $\Delta \mathrm{G}^{\circ}$ is more stable than the...
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Q JEE MAIN 2022
Among the following, which is the strongest oxidizing agent ?
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Q JEE MAIN 2022
Cerium (IV) has a noble gas configuration. Which of the following is correct statement about it?
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Q JEE MAIN 2024
Which of the following compounds show color due to d-d transition?
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Q JEE MAIN 2022
Leaching of gold with dilute aqueous solution of NaCN in presence of oxygen gives complex [A], which on reaction with zinc forms the elemental gold...
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Q JEE MAIN 2024
Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): In aqueous solution...
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Q JEE MAIN 2024
The transition metal having highest $3^{\text {rd }}$ ionisation enthalpy is :
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Q JEE MAIN 2024
Number of metal ions characterized by flame test among the following is $\_\_\_\_$ $$ \mathrm{Sr}^{2+}, \mathrm{Ba}^{2+}, \mathrm{Ca}^{2+}, \mathrm{Cu}^{2+}, \mathrm{Zn}^{2+}, \mathrm{Co}^{2+}, \mathrm{Fe}^{2+} $$
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Q JEE MAIN 2024
Alkaline oxidative fusion of MnO_2 gives "A" which on electrolytic oxidation in alkaline solution produces B. A and B respectively are :
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Q JEE MAIN 2024
The orange colour of $\mathrm{K}_2 \mathrm{Cr}_2 \mathrm{O}_7$ and purple colour of $\mathrm{KMnO}_4$ is due to
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