The p-Block Elements questions
1863 published questions with worked solutions.
- Hydrates of helium and neon have not been prepared because of
- The greater reactivity of F2 is due to
- Inert atmosphere for welding of metals is obtained by
- S − S bond is present in
- Consider the following properties of the noble gases I. They readily form compounds which are colourless II. They generally do...
- "Chlorine-type" laundry bleaches are in reality aqueous solution of
- Consider the following boron halides I. BF3 II. BCl3 III. BBr3 IV. BI3 The Lewis acid characters of these halides are such that
- When an article is bleached by SO2 it loses its colour. The colour can be restored by
- Liver of sulphur is a mixture of
- The thermal stability of hydrides of oxygen family is in order
- Consider the following reactions in which atoms have been labelled with isotopes (indicated by *) (I) S*SO3²⁻ + 2H⁺ → H2SO4 + S...
- Chlorine dioxide
- Xenon fluorides acts as fluoride acceptor with
- Cl2O, Br2O, I2O have positive value of ΔG (free energy) indicating that
- Consider the following transformations I. XeF6 + NaF → Na+[XeF7]− II. 2PCl5(s) → [PCl4]+[PCl6]− III. [Al(H2O)6]3+ + H2O →...
- Which of the following statements are correct for all three halogens (X), Cl, Br and I?
- Which one of the following is not a true "per acid"?
- Xenon fluorides acts as fluoride donor with
- In the presence of H2O, SO2 acts as
- A rare gas that was detected in the sun before its discovery on earth 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