Report Issue

d and f Block Elements

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2022
Acidified potassium permanganate solution oxidises oxalic acid. The spin-only magnetic moment of the manganese product formed from the above reaction is ______ B.M. (Nearest Integer)
JEE Main Chemistry Easy
View Solution →
Q JEE MAIN 2022
The spin–only magnetic moment value of the most basic oxide of vanadium among $\mathrm{V}_2 \mathrm{O}_3, \mathrm{~V}_2 \mathrm{O}_4$ and $\mathrm{V}_2 \mathrm{O}_5$ is ________ B.M. (Nearest Integer)
JEE Main Chemistry Easy
View Solution →
Q JEE MAIN 2022
2.0 g of H2 gas is adsorbed on 2.5 g of platinum powder at 300 K and 1 bar pressure. The volume of the gas...
JEE Main Chemistry Easy
View Solution →
Q JEE MAIN 2022
The electronic configuration of Pt (atomic number 78) is:
JEE Main Chemistry Easy
View Solution →
Q JEE MAIN 2022
Which one of the lanthanoids given below is the most stable in divalent form?
JEE Main Chemistry Easy
View Solution →
Q JEE MAIN 2024
In the reaction of potassium dichromate, potassium chloride and sulfuric acid (conc.), the oxidation state of the chromium in the product is (+) _______.
JEE Main Chemistry Easy
View Solution →
Q JEE-Main 2022
Match List – I with List – II Choose the most appropriate answer from the options given below:
JEE Main Physics Easy
View Solution →
Q JEE MAIN 2024
Number of moles of $\mathrm{H}^{+}$ions required by 1 mole of $\mathrm{MnO}_4^{-}$to oxidise oxalate ion to $\mathrm{CO}_2$ is $\_\_\_\_$
JEE Main Chemistry Easy
View Solution →
Q JEE MAIN 2022
Given are two statements one is labelled as Assertion A and other is labelled as Reason R.
Assertion A :Magnesium can reduce $\mathrm{Al}_2 \mathrm{O}_3$ at...
JEE Main Chemistry Easy
View Solution →
Q JEE MAIN 2024
Given below are two statements:
Statement (I): Dimethyl glyoxime forms a six membered covalent chelate when treated with $\mathrm{NiCl}_2$ solution in presence of $\mathrm{NH}_4 \mathrm{OH}$.
...
JEE Main Chemistry Medium
View Solution →