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MODERN PUBLICATION-d-AND f- BLOCK ELEMENTS-EXERCISE
- Write the oxidation of H2S by acidified KMnO4.
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- Lanthanoids are much more paramagnetic than transition elements. Expla...
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- Draw the structure of Cr2O7^(2-) .
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- Write the reaction of potassium iodide with acidified potassium dichro...
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- How does permanganate solution react with Fe(II) ions? Write balanced ...
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- Transition elements and their compounds are found to be good catalysts...
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- What is lanthanoid contraction ?
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- Give the preparation of Potassium Permanganate from Pyrolusite ore.
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- Explain with reference to d-block elements: magnetic property.
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- What happens when 88% of copper and 12% of tin combine together?
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- What are inner transition elements? Why are they so called?
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- Why are there only 14 elements in the lanthanoid series?
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- How does KMnO4 act as a powerful oxidizing agent in neutral, alkaline ...
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- Discuss the general properties of transition elements with reference t...
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- Explain the following: Why do transition metals form alloys readily?
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- Why separation of lanthanoid elements is difficult ?
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- Zn and Cd are not normally considered as transition metals. Why ?
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- Why Zr and Hf exhibit similar properties ?
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- Fe^(3+) is more stable than Fe^(2+) . Explain.
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- Explain :Transition elements exhibit variable oxidation states.
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