The d and f-Block Elements questions
808 published questions with worked solutions.
- Which of the following statements is not true in regard to transition elements?
- The properties of Zr and Hf are similar because
- Which of the following elements does not belong to the first transition series?
- Transition elements are coloured
- Select the incorrect statement about transition elements.
- Which of the following ionic species will impart colour to an aqueous solution?
- Which of the following ions is coloured?
- Transition metals show paramagnetism due to
- FeSO_4 (NH_4)_2SO_4 6H_2O is called:
- The colour of _ 62 Sm^ 3+ is yellow. The expected colour of _ 66 Dy^ 3+ is
- Lanthanum is grouped with f-block elements because
- Cerium (Z=58) is an important member of the lanthanides. Which of the following statement about cerium is incorrect?
- In aqueous solution Eu^ 2+ ion acts as
- The actinoids showing +7 oxidation state are
- Actinides and lanthanides resemble in
- Which pair of lanthanides is used in glass-blowers' goggles?
- Lanthanide contraction occurs because
- The lanthanoids contraction relates to
- Which of the following trivalent ion has the largest atomic radii in the lanthanide series?
- The +3 ion of which one of the following has a half-filled 4f subshell?
Other chapters
Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiomoleculesBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and Integration