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What happens when NaCI solution is added...

What happens when NaCI solution is added to a gold sol?

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UNITED BOOK HOUSE-2015 QUESTION PAPER -EXERCISE
  1. What is the magnetic character of Cu^+ ion?

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  2. Which trivalent ion among lanthanoids has the largest size?

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  3. What happens when NaCI solution is added to a gold sol?

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  4. The specific conductance of a 0.20 mol L^-1 solution of KCI at 300 K i...

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  5. Write down the reactions occuring at the two electrodes when current i...

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  6. 2.00 g of non=electrolyte solute dissolved in 100 g of benzene lowered...

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  7. Explain, with reason, the nature of variation of the vapour pressure o...

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  8. What is a micelle? Give two examples of micelle forming substances.

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  9. Explain the formation of delta at the mouth of the river where it meet...

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  10. What is the hybridisation state of Xenon in XeOF4? What is the shape o...

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  11. Complete and balance the following reaction: Na2O2 + ClO2 rarr

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  12. [Ti(H(2)O)(6)]^(3+) is coloured while [Sc(H(2)O)(6)]^(3+) is colourles...

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  13. What is the difference between homopolymer and copolymer? Give one exa...

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  14. Which type of semiconductor is silicon having arsenic as impurity?

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  15. An element (density=7.2 g cm^(-3) crystallises in a body centred cubic...

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  16. Mention three specific conditions necessary for the determination of c...

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  17. Write down the appropriate Nernst equation for the following voltaic c...

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  18. Write down Kohlrausch's law of independent migration of ions. Find out...

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  19. Write the composition of electrolytic mixture used in the extraction f...

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  20. Write chemical reactions involved in acid Bessemer process in the puri...

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