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Cu^+ ion is colourless. Why?...

`Cu^+` ion is colourless. Why?

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Explain why Cu(NH_(3))_4]^(2+) ion is coloured but [Cu(CN)_4]^(3-) ion is colourless.

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UNITED BOOK HOUSE-SET-9-Exercise
  1. How do size of particles of adsorbent, pressure of gas and prevailing ...

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  2. Write the general outer electronic configuration of f block elements.

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  3. Cu^+ ion is colourless. Why?

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  4. What is the chemical nature of common antacids?

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  5. What is an antiseptic?

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  6. A solution of 2.44xx10^-3 kg of a nonelectrolyte solute dissolved in 0...

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  7. Calculate the osmotic pressure of a 10%. Solution of glucose at 18^@C....

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  8. Write the differences between colloidal solution & true solution.

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  9. Explain the effect of addition of an electrolyte to a sol.

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  10. Explain the dhydrating nature of concentrated H2SO4 with chemical equa...

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  11. What happens when Cl2 gas is passed through hot and concentrated NaOH ...

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  12. Give the IUPAC name of the complex: [Ag(NH3)2]Cl.

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  13. Calculate the oxidation state of the central metal of the complex [Ni(...

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  14. What are nylons? How is nylon-6, 6 prepared?

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  15. What is packing efficiency? How can it be calculated for a bcc lattice...

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  16. Define molal elevation constant.

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  17. A solution contains 5.6 gm of glucose in 1000 gm of water. Calculate t...

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  18. Define Van't Hot Factor.

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  19. Calculate the amount of ice that will separate out on cooling a soluti...

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  20. Define specific conductance. Mention its Unit.

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