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R G PUBLICATION-THE d-AND f-BLOCK ELEMENTS-EXERCISE
- The observed magnetic moment of a transition melal ion is 5.96 BM. Cac...
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- Copper (I) and d^(10) configuration, while copper (II) has d^9 configu...
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- Draw the structure of Cr2O7^(2-) ion.
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- At room temperature why the reaction between oxalic acid and acidified...
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- Why La^(3+) ions are coloured?
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- Write the composition of mischmetal.
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- Write the composition of mischmetal.
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- What are inner transition elements.
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- What are coinage metals.
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- Explain the folloiwng phenomenon: Transition metals are much harder th...
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- Actinoid contraction is greater from element to element than lanthanoi...
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- How will you prepare: K2MnO4 from MnO2?
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- How will you prepare: Na2Cr2O7 from Na2CrO4?
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- Account for the folloiwng: Mn^(2+) is more stable than Fe^(2+) towards...
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- Account for the folloiwng: The enthalpy of atomization is lowest for Z...
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- Account for the folloiwng: Actinoid elements show wide range of oxidat...
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- Explain the folloiwng facts: Among lanthanoids Ln(III)compound are pre...
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- The E(M^(2+)//M)^(Theta) for copper positive (+0.34V)It is only metal ...
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- Explain the folloiwng facts: The metallic radii of the 3rd (5d) series...
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- Explain briefly how +2 state becomes more and more stable in the first...
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