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Which of the following group of transiti...

Which of the following group of transition metals is called coinage metals?

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MODERN PUBLICATION-d-AND f- BLOCK ELEMENTS-EXERCISE
  1. How does KMnO4 act as a powerful oxidizing agent in neutral, alkaline ...

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  2. Give the general outer electronic configurations of p and d-block elem...

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  3. Which of the following group of transition metals is called coinage me...

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  4. Why separation of lanthanoid elements is difficult ?

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  5. Zn, Cd, Hg are sometimes not considered as transition elements. Commen...

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  6. Why Zr and Hf exhibit similar properties ?

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  7. Write the electronic configurations of Fe^(2+) and Fe^(3+). which of t...

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  8. Explain :Transition elements exhibit variable oxidation states.

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  9. What are the main consequences of lanthanoid contraction ?

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  10. Complete the following chemical equation : KMnO4 overset (513K) rarr

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  11. Complete the following chemical equation : MnO2+ KOH + O2 rarr

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  12. Does actinoids show actinoid contraction similar to lanthanoid contrac...

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  13. Transition metals form mostly coloured compounds.Explain.

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  14. Complete the following chemical equation : MnO4^(-)(aq) + H2O2(aq)+ H^...

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  15. Give the preparation of Potassium Permanganate from Pyrolusite ore.

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  16. Explain how the colour of a solution of K2Cr2O7 depends on the pH of t...

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  17. Explain, giving reasons, which one of the following pairs exhibits the...

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  18. Explain, giving reasons, which one of the following pairs exhibits the...

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  19. Write chemical reaction for preparation of K2Cr207 from chromite ore.

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  20. Why is Copper considered as transition metal ?

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