The d and f-Block Elements questions
808 published questions with worked solutions.
- Which of the following alloys is used for making magnets for heating aids?
- When MnO_2 is fused with KOH and KNO_2, a coloured compound is formed, the product and its colour is
- Match the catalysts in Column I with their uses in Column II. Column-I (A) TiCl_4 (B) PdCl_2 (C) Pt/PtO (D) Cu (E) Ni-complexes...
- Which of the following is not an actinide?
- Following elements do not show the properties characteristic of d-block elements
- The mercury is the only metal which is liquid at 0°C. This is due to its
- Which of the following is paramagnetic as well as coloured ion?
- The correct order of ionic radii of Y^ 3+ , La^ 3+ , Eu^ 3+ and Lu^ 3+ is (Atomic number of Y = 39, La = 57, Eu = 63, Lu = 71)
- The outer electronic configuration of transitional elements is
- The lanthanoid contraction is due to
- Elements after atomic number 92 are called
- Which of the following factors may be regarded as the main cause of lanthanide contraction?
- Which of the following is not an actinoid?
- Ti^ 2+ is purple while Ti^ 4+ is colourless because
- Which of the following statements concerning lanthanide elements is false?
- The ability of d-block elements to form complexes is due to
- The reactivity of transition elements decreases with
- Due to lanthanide contraction
- The basic and amphoteric oxides of transition metals are
- Given below, catalyst and corresponding process/reaction are matched. The mismatch is
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