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d and f Block Elements

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Q JEE MAIN 2024
The difference in the 'spin-only' magnetic moment values of $\mathrm{KMnO}_4$ and the manganese product formed during titration of $\mathrm{KMnO}_4$ against oxalic acid in acidic medium...
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The metal that shows highest and maximum number of oxidation state is:
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Q JEE MAIN 2024
Which one of the following complexes will exhibit the least paramagnetic behaviour ? [Atomic number, Cr=24,Mn=25,Fe=26,Co=27 ]
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Q JEE MAIN 2024
The number of element from the following that do not belong to lanthanoids is : Eu,Cm,Er,Tb,Yb and Lu
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Q JEE MAIN 2024
Given below are two statements: Statement-I: The gas liberated on warming a salt with dil H_2 SO_4, turns a piece of paper dipped in lead...
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Q JEE MAIN 2024
Molar mass of the salt from $\mathrm{NaBr}, \mathrm{NaNO}_3, \mathrm{KI}$ and $\mathrm{CaF}_2$ which does not evolve coloured vapours on heating with concentrated $\mathrm{H}_2 \mathrm{SO}_4$ is $\_\_\_\_$...
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Q JEE MAIN 2024
In alkaline medium. MnO_4^-oxidises I^-to
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Q JEE MAIN 2024
Match List-I with List-II Choose the correct answer from the options given below
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Q JEE MAIN 2024
KMnO_4 decomposes on heating at 513" " K to form O_2 along with
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Q JEE MAIN 2024
Identify correct statements from below:
A. The chromate ion is square planar.
B. Dichromates are generally prepared from chromates.
C. The green manganate ion is...
JEE Main Physics Medium
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