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Hydrogen and It's Compounds
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1
WB JEE 2017
MCQ (Single Correct Answer)
+1
-0.25
The correct basicity order of the following lanthanide ions is
A
La3+ > Lu3+ > Ce3+ > Eu3+
B
Ce3+ > Lu3+ > La3+ > Eu3+
C
Lu3+ > Ce3+ > Eu3+ > La3+
D
La3+ > Ce3+ > Eu3+ > Lu3+
2
WB JEE 2016
MCQ (Single Correct Answer)
+1
-0.25
Which of the following statements regarding Lanthanides is false?
A
All lanthanides are solid at room temperature
B
Their usual oxidation state is +3
C
They can be separated from one another by ion-exchange method
D
Ionic radii of trivalent lanthanides steadily increases with increase in atomic number
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Electricity
ElectrostaticsCurrent ElectricityCapacitorMagnetismElectromagnetic InductionAlternating CurrentElectromagnetic Waves
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Modern Physics
Atoms and NucleiDual Nature of RadiationElectronic Devices
Chemistry
Physical Chemistry
Some Basic Concepts of ChemistryAtomic StructureRedox ReactionGaseous StateChemical EquilibriumLiquid SolutionIonic EquilibriumThermodynamicsChemical KineticsRadioactivity and Nuclear ChemistryElectrochemistrySolid StateSurface Chemistry
Inorganic Chemistry
Periodic TableChemical BondingMetallurgyHydrogen and It's CompoundsSome s Block ElementsSome P Block Elementsd and f Block ElementsCoordination Compounds
Organic Chemistry
IUPAC NomenclaturesGeneral Organic ChemistryIsomerismHydrocarbonsHalogen DerivativesAlcohol and EtherAldehyde and KetoneAromatic ChemistryCarbonyl CompoundsCarboxylic Acids and AminesPolymersBiomoleculesPractical ChemistryChemistry In Everyday Life
Mathematics
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Sets and RelationsLogarithmsSequence and SeriesQuadratic EquationsPermutations and CombinationsMathematical Induction and Binomial TheoremMathematical InductionBinomial TheoremMatrices and DeterminantsVector AlgebraThree Dimensional GeometryProbabilityComplex NumbersStatistics
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