The p-Block Elements questions
1863 published questions with worked solutions.
- Which of the following oxides is most basic?
- An element X which occurs in the first short period has an outer electronic structure s^2p^1. What are the formula and acid-base...
- Which element of second period forms most acidic oxide?
- The correct order of reactivity of halogens is
- Catenation is maximum for the element with atomic number ______
- Stability of Tl is maximum when its valency is ______
- Maximum oxidation state shown by chalcogens is ______
- The number of amphoteric oxides out of Na_2O, MgO, Al_2O_3, SnO_2, BeO and CaO is ______
- The carbon atom in graphite is
- Among the following statements, the correct statement about PH_3 and NH_3 is
- Which of the following characteristics regarding halogens is not correct?
- At ordinary temperature and pressure, among the halogens, chlorine is a gas, bromine is a liquid and iodine is a solid. This is...
- Which main group elements have a different number of outermost electrons than their group number?
- Which property of halogens increases from F to I?
- The number of lone pairs of electrons on Xe in XeOF_4 is:
- Which is present in peroxides?
- XeF_6 is:
- Which of the following interhalogen bonds has the highest bond dissociation energy?
- PCl_5 exists but NCl_5 does not because:
- Which does not show the inert pair effect?
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