The p-Block Elements questions
1863 published questions with worked solutions.
- One mole of magnesium nitride on the reaction with an excess of water gives
- Which of the following oxides is amphoteric in character?
- The structure of diborane (B_2H_6) contains
- The number of hydrogen atom(s) attached to phosphorus atom in hypophosphorous acid is
- What products are expected from the disproportionation reaction of hypochlorous acid?
- The stability of dihalides of Si, Ge, Sn and Pb increases steadily in the sequence
- The bond dissociation energy of B − F in BF_3 is 646 kJ mol^ -1 whereas that of C − F in CF_4 is 515 kJ mol^ -1 . The correct...
- Which one of the following reactions of Xenon compounds is not feasible ?
- Boron cannot form which one of the following anions?
- Which of the following statements regarding sulphur is incorrect?
- To neutralise completely 20 mL of 0.1 M aqueous solution of phosphorous acid ( H_3PO_3 ), the volume of 0.1 M aqueous KOH...
- H_3BO_3 is:
- Diamond is a
- Diamond is a
- In graphite, carbon atoms form interlinked ________ membered rings
- Graphite, diamond and fullerene are the polymorphic forms of _____
- In which of the following substances, the carbon atom is arranged in a regular tetrahedral structure?
- In C_ 60 , carbon atoms form _____
- Which of the following is TRUE for diamond? [AFMC 1997]
- The number of carbon atoms per unit cell of diamond 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