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Why adsorption always exothermic in nature. Related Questions:. Test for saturation. Haloalkanes and haloarenes. Explain defects? And type of defects. What are antichlors. Why do solid have a definite volume? How to prepare for organic chemistry I don't know the basics of class 11th and there are so much reactions that I'm finding it really hard to just remember it! Which one is explosive in following Pcl3 Mgcl2, Sbcl3, Ncl3.
High electronic configuration is. Work from Home. Henry's law constant for CO 2 in water is 1. Calculate the quantity of CO 2 in mL of soda water when packed under 2. If the density of solution is 1. The vapour pressure of pure liquids A and B are and mm Hg respectively, at K. Find out the composition of the liquid mixture if total vapour pressure is mm Hg. Also find the composition of the vapour phase.
H 2 S, a toxic gas with rotten egg like smell, is used for the qualitative analysis. The melting points and solubility in water of amino acids are generally higher than that of the corresponding halo acids. Write the reactions of Williamson synthesis of 2-ethoxymethylpentane starting from ethanol and 3-methylpentanol. Copper crystallises into a fcc lattice with edge length 3. Show that the calculated density is in agreement with its measured value of 8.
Define conductivity and molar conductivity for the solution of an electrolyte. Discuss their variation with concentration. How many mL of 0. Q1 Distinguish between the meaning of the terms adsorption and absorption. Give one example of each Q2 What is the difference between physisorption and chemisorption? Q3 Give reason why a finely divided substance is more effective as an adsorbent. Q4 What are the factors which influence the adsorption of a gas on a solid?
Q5 What is an adsorption isotherm? Describe Freundlich adsorption isotherm. Q6 What do you understand by activation of adsorbent? How is it achieved? Q7 What role does adsorption play in heterogeneous catalysis? Q8 Why is adsorption always exothermic? Q9 How are the colloidal solutions classified on the basis of physical states of the dispersed phase and dispersion Q10 Discuss the effect of pressure and temperature on the adsorption of gases on solids.
Q11 What are lyophilic and lyophobic sols? Give one example of each type. Why are hydrophobic sols easily coagulated? Q12 What is the difference between multimolecular and macromolecular colloids?
Give one example of each. How are asso Q13 What are enzymes? Write in brief the mechanism of enzyme catalysis. Q14 How are colloids classified on the basis of i Physical states of components ii Nature of dispersion med Q15 Explain what is observed i When a beam of light is passed through a colloidal sol.
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