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What are different oxidation states exhi...

What are different oxidation states exhibit by lanthanoids?

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`+2,+3` and `+4` (`+3` being most common)
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CENGAGE CHEMISTRY ENGLISH-APPENDIX INORGANIC VOLUME 2-Exercises
  1. What are the characteristics of the transition elements and why are th...

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  2. In what way is the electronic configuration of the transition elements...

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  3. What are different oxidation states exhibit by lanthanoids?

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  4. Explain giving reasons: (i) Transition metals and many of their compou...

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  5. What are interstitial compounds? Why are such compounds well known for...

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  6. How is the variability in oxidation states of transition metals differ...

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  7. Describe the preparation of potassium dichromate from iron chromite or...

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  8. Descibe the oxidising actions of potassium dichromate and write the io...

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  9. Describe the preparation of potassium permagnatite. How does the acidi...

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  10. For (M^(2+))/(M) and (M^(3+))/(M^(2+)) systems the E^(ɵ) values for so...

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  11. Predict which of the following will be coloured in aqueous solution? T...

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  12. Compare the stability of +2 oxidation state for the elements of the fi...

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  13. Compare the chemistry of actinoids with that of the lanthanoids with s...

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  14. How would you account for the following : (i) Out of the d^(4) speci...

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  15. What is meant by ‘disproportionation’? Give two examples of disproport...

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  16. Which metal in the first series of transition metals exhibits +1 oxida...

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  17. Calculate the number of unpaired electrons in the following gaseous io...

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  18. Give examples and suggest reasons for the following features of the tr...

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  19. Indicate the steps in the preparation of: (i). K2Cr2O7 from chromite...

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  20. What are alloys? Name an important alloy which contains some of the la...

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