Physical Chemistry
Some Basic Concepts of ChemistryAtomic StructureRedox ReactionGaseous StateChemical EquilibriumLiquid SolutionIonic EquilibriumThermodynamicsChemical KineticsRadioactivity and Nuclear ChemistryElectrochemistrySolid StateSurface ChemistryInorganic Chemistry
Periodic TableChemical BondingMetallurgyHydrogen and It's CompoundsSome s Block ElementsSome P Block Elementsd and f Block ElementsCoordination CompoundsOrganic Chemistry
IUPAC NomenclaturesGeneral Organic ChemistryIsomerismHydrocarbonsHalogen DerivativesAlcohol and EtherAldehyde and KetoneAromatic ChemistryCarbonyl CompoundsCarboxylic Acids and AminesPolymersBiomoleculesPractical ChemistryChemistry In Everyday Lifed and f Block Elements
Practice QuestionsMCQ (Single Correct Answer)
1
The common stable oxidation states of Eu and Gd are respectively
WB JEE 2025
2
Identify the ion having $$4 f^6$$ electronic configuration.
WB JEE 2024
3
Which of the following species exhibits both LMCT and paramagnetism?
WB JEE 2024
4
A solution of NaNO3, when treated with a mixture of Zn dust and 'A' yields ammonia. 'A' can be
WB JEE 2021
5
The reaction for obtaining the metal (M) from its oxide (M2O3) ore is given by
$${M_2}{O_3}(s) + 2Al(l)\buildrel {Heat} \over \longrightarrow A{l_2}{O_3}(l) + 2M(s)$$, (s = solid, l = liquid) in that case, M is
$${M_2}{O_3}(s) + 2Al(l)\buildrel {Heat} \over \longrightarrow A{l_2}{O_3}(l) + 2M(s)$$, (s = solid, l = liquid) in that case, M is
WB JEE 2020
6
At room temperature, the reaction between water and fluorine produces
WB JEE 2018
7
$$[X] + Dil.\,{H_2}S{O_4} \to [Y]:$$ Colourless, suffocating gas
$$[Y] + {K_2}C{r_2}{O_7} + {H_2}S{O_4} \to $$ Green colouration of solution.
Then, [X] and [Y] are
$$[Y] + {K_2}C{r_2}{O_7} + {H_2}S{O_4} \to $$ Green colouration of solution.
Then, [X] and [Y] are
WB JEE 2018
8
The correct basicity order of the following lanthanide ions is
WB JEE 2017
9
Which of the following statements regarding Lanthanides is false?
WB JEE 2016