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V PUBLICATION-THE d- AND f- BLOCK ELEMENTS-QUESTION BANK
- Transition elements show various oxidation -states and many, of the tr...
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- On what ground can you say that Sc(Z=21) is a transition element but Z...
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- Silver atom has completely filled d- orbitals (4d") in its ground stat...
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- Calculate the magnetic moment of the divalent ion in aqueous solution ...
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- Actinoid contraction is greater from element to element than lanthanoi...
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- Chromium (Cr), Molybdenum (Mo) and Tungsten '(W)' are hard metals wher...
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- Cuprous ion (Cu+) can not be considered as a transition element while ...
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- The atomic radii of the second and third transition series are almost ...
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- d-block elements have high melting and boiling points. Why?
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- Manganese and technetium have very low melting points. Why?
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- Name the transition element with highest density?
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- K2PTCl6' is a well known compound while the corresponding nickel salt ...
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- Copper cannot liberate (H)(2). from acids. Why?
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- Copper is the onty elemerit in the 1st transition series with a posit...
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- All the bonds between manganese and oxygen in '(KMnO4 are covalent. Wh...
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- Which is the highest oxidation state shown by any transition mètal?
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- Cr(2)O(7)^(2-) is a strong oxidising agent whereas MoO(3) and WO(3) ar...
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- Highest fluoride of Mn is MnF(4), whereas highest oxide is Mn(2)O(7) ....
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- Draw the structure of Mn(2) O(7) ?
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- Name the catnlyst used in (i) the manufacture of sulphuric acid by con...
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