The p-Block Elements questions
1863 published questions with worked solutions.
- Which form of carbon is used in making polish, printing ink, paint and black varnish?
- Diamond and Emerald are:
- The inert form of carbon is:
- Carbon reacts with conc. H_2SO_4 to give:
- Which form of carbon has a two-dimensional sheet-like structure?
- Oxides of silicon are:
- Which is the least pure form of carbon?
- The elements of IV A group or group 14 have 4 electrons in their outermost orbit. They:
- Bone black is an allotrope of:
- Which oxide has a three dimensional structure?
- Which element occurs in the free state?
- In graphite, electrons are:
- On strong heating, lead nitrate gives:
- Among the various allotropes of carbon:
- Which is not a property of diamond?
- The element which forms neutral as well as acidic oxides is:
- C and Si belong to group 14. The maximum coordination number of carbon in commonly occurring compounds is 4, whereas that of...
- Which of the following oxides is amphoteric?
- Which is not an allotrope of carbon?
- Diamond and graphite are both made of carbon atoms. Diamond is extremely hard, whereas graphite is soft. This is because:
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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