The p-Block Elements questions
1863 published questions with worked solutions.
- In Kipp's apparatus, H_2S is prepared:
- A solution of SO_2 in water reacts with H_2S, precipitating sulphur. SO_2 here acts as:
- Which would quickly absorb oxygen?
- Elements O, S, Se and Te are usually known as:
- Conc. H_2SO_4 displaces HCl from sodium chloride because:
- Number of hydroxyl groups present in pyrosulphuric acid is:
- A radioactive element (in group 16) is:
- Vegetable colouring matter, in the presence of moisture, is bleached by SO_2 due to:
- The element which evolves two gases on reacting with conc. H_2SO_4 is:
- A certain compound, when burnt, gave three oxides. The first turned lime water milky, the second turned cobalt chloride paper...
- Sulphur is soluble in:
- Ozone is readily dissolved in:
- Ozonization of water is carried out to remove:
- A salt of sulphurous acid is called:
- On heating, ozone's volume:
- Ozone is estimated/detected by passing the gas into neutral KI solution containing freshly prepared starch paste. The result is
- Sulphurous anhydride is:
- A black sulphide, when treated with ozone, becomes a white compound. The white compound is:
- Sulphur molecule exists as:
- SO_2 can be used as:
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