Principles Related to Practical Chemistry questions
214 published questions with worked solutions.
- A reagent used for identifying nickel ion is __________
- K_4[Fe(CN)_6] is used in the identification of ___________
- Which of the following ions will finally give a black precipitate with Ag^+ ions?
- Chromyl chloride test is for
- Out of Cu^ 2+ , Ni^ 2+ , Co^ 2+ and Mn^ 2+ those dissolve in dil. HCl only one gives a precipitate when H_2S is passed. Identify...
- MSO_4 NH_4OH White X [ Excess ] NH_4OH Y H_2S Z Hence, M and Z are
- On addition of AgNO_3 to four different test tubes containing different solutions, one of them gave a white precipitate. It may be
- In which one of the pairs of ions given, there is an ion that forms a coordination compound with both aqueous sodium hydroxide...
- The Lassaigne's extract is boiled with dil HNO_3 before testing for halogens because
- The sodium extract of an organic compound on acidification with acetic acid and addition of lead acetate solution gives a black...
- Acidified sodium fusion extract on addition of ferric chloride solution gives blood red colouration which confirm the presence of
- When acidified sodium extract of organic compound is treated with acetic acid and lead acetate, a black precipitate is obtained....
- Which compound is soluble in H_ 2 O ?
- In borax bead test which compound is formed
- The Lassaigne's extract is boiled with conc. HNO _3 while testing for halogens. By doing so it :
- Identify the correct order of solubility in aqueous medium -
- Sodium Carbonate cannot be used in place of (NH_4)_2CO_3 for the identification of Ca^ 2+ , Ba^ 2+ and Sr^ 2+ ions (in group V )...
- In a test tube containing a salt, a few drops of dilute H_2SO_4 was added, which gave colourless vapours having the smell of...
- The cation that will not be precipitated by H _2 S in the presence of dil HCl is:
- Sodium extract is heated with concentrated HNO _3 before testing for halogens because :
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