Surface Chemistry questions
622 published questions with worked solutions.
- The coagulating power of electrolytes having ions Na⁺, Al³⁺ and Ba²⁺ for arsenic sulphide sol increases in the order -Not in JEE Main or NEET syllabus
- The correct statements are: A. Activation energy for enzyme catalysed hydrolysis of sucrose is lower than that of acid catalysed...Not in JEE Main or NEET syllabus
- For a linear plot of log (x/m) versus log p in a Freundlich adsorption isotherm, which of the following statements is correct ?...Not in JEE Main or NEET syllabus
- The Tyndall effect is observed only when following conditions are satisfied - (a) The diameter of the dispersed particles is much...Not in JEE Main or NEET syllabus
- Which one of the following is not a property of physical adsorption ?Not in JEE Main or NEET syllabus
- The aerosol is a kind of colloid in which:Not in JEE Main or NEET syllabus
- Which of the following statements about colloids is false?Not in JEE Main or NEET syllabus
- If x gram of gas is adsorbed by m gram of adsorbent at pressure P, the plot of log x m versus log P is linear. The slope of the...Not in JEE Main or NEET syllabus
- 10 mL of 1 mM surfactant solution forms a monolayer covering 0.24 cm^2 on a polar substrate. If the polar head is approximated as...Not in JEE Main or NEET syllabus
- A gas undergoes physical adsorption on a surface and follows the given Freundlich adsorption isotherm equation x m = kp^ 0.5 ....Not in JEE Main or NEET syllabus
- Peptization is a:Not in JEE Main or NEET syllabus
- Given: | Gas | H_2 | CH_4 | CO_2 | SO_2 | |---|---|---|---|---| | Critical Temperature / K | 33 | 190 | 304 | 630 | On the basis...Not in JEE Main or NEET syllabus
- Among the colloids cheese (C), milk (M), and smoke (S), the correct combination of the dispersed phase and dispersion medium,...Not in JEE Main or NEET syllabus
- An example of solid sol is:Not in JEE Main or NEET syllabus
- Haemoglobin and gold sol are examples of:Not in JEE Main or NEET syllabus
- Which of the following is not an example of heterogenous catalytic reaction?Not in JEE Main or NEET syllabus
- Among the following, the INCORRECT statement about colloids is:Not in JEE Main or NEET syllabus
- The flocculation value of HCl for arsenic sulphide sol. is 30 m mol L ^ -1 . If H_2SO_4 is used for the flocculation of arsenic...Not in JEE Main or NEET syllabus
- As per Hardy-Schulze formulation, the flocculation values of the following for ferric hydroxide sol are in the order :Not in JEE Main or NEET syllabus
- For the following Assertion and Reason, the correct option is : Assertion : For hydrogenation reactions, the catalytic activity...Not in JEE Main or NEET syllabus
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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