The p-Block Elements questions
1863 published questions with worked solutions.
- When SO_2 is passed through an acidified oxidising solution (e.g. K_2Cr_2O_7/KMnO_4):
- In the preparation of H_2SO_4:
- Liquid oxygen:
- The strongest acid among the oxoacids of chlorine is:
- Starch paper moistened with KI solution turns blue in ozone because of:
- Rhombic and monoclinic sulphur are:
- H_2S cannot be dried by passing over conc. H_2SO_4 because:
- Sulphur does not combine with which of the following halogens to form a compound?
- SO_2 can act as a strong oxidising agent in:
- Oxygen is more electronegative than sulphur, yet H_2S is acidic while H_2O is neutral. This is because:
- Concentrated H_2SO_4 has great affinity for:
- The elements S, Se, Te can have two (common) positive oxidation states. Which one of the following is correct?
- Anomalous behaviour of oxygen (relative to the rest of group 16) is due to:
- Oxygen is divalent, whereas sulphur exhibits valency up to 6, because:
- The only element in group VIA (16) which is definitely a metal is:
- Concentrated sulphuric acid does not act as:
- SO_3, on reacting with conc. HCl, gives:
- Compound of sulphur used in electrical transformers is:
- Oxygen can be obtained from bleaching powder by:
- Which member of the oxygen family has the highest catenation ability?
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