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R G PUBLICATION-SURFACE CHEMISTRY-EXERCISE
- The extra stability of lyophilic colloids is due to-
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- On adding few drops of dil HCl to freshly precipitated Ferric Hydroxid...
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- Tyndall effect in colloidal solution is due to-
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- The sky looks blue due to-
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- Which one of the following substancces give a positively chaged sol?
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- Which of the following has maximum value of flocculating power?
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- Which property of colloidal suspension is used to determine the nature...
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- The function of emulsifying agent is-
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- Fill in the blanks: The phenomenon in which absorption & adsorption ta...
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- Fill in the blanks When adsorption attains equilibrium position then...
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- What is adsoption?
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- What will happen when methylene blue is adsorbed an charcoal?
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- Why adsorption accompanied by decrease in entropy?
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- Give reason why a finely divided substance is more effective as an ads...
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- Between physisorption and chemisorption which require more activation ...
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- What is Freundlich adsorption isotherm?
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- The concept of adsorption is used metallurgical porcess? How?
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- Why is adsorption always exothermic?
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- What is a promoter? Give example
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- What do you mean by activity and selectivity of catalysts?
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