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MODERN PUBLICATION-d-AND f- BLOCK ELEMENTS-EXERCISE
- Draw lewis dot structure of SO2
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- Why Zn^(2+) salts are colourless and Ni2+ salts are coloured?
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- Reason of lanthanoid contraction is :
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- Why the actinoids exhibit a large number of oxidation states than the ...
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- Draw lewis dot structure of F2O.
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- Complete the following:
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- Choose the correct option- Bronze alloy has the following composition-
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- The answer to each of the following questions is a single- digit -in...
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- The number of electrons present in the 4f-subshell of Gd (Z = 64) is
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- Draw lewis structure of NCl3
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- The number of paramagnetic ions among Ti^(3+), Cr^(3+), Ti^(4+), Fe^(2...
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- The magnetic moment of a transition metal ion is found to be 4.90 BM. ...
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- The oxidation number of Mn in the product of alkaline oxidative fusion...
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- In neutral or faintly alkaline solution, 8 moles of permanganate anion...
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- Electronic configuration of a transition element X in +3 oxidation s...
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- The electronic configuration of Cu (II) is 3d^9 whereas that of Cu (I)...
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- Metallic radii of some transition elements given below. Which of t...
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- Generally transition elements form coloured salts due to the presence ...
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- On addition of small amount of KMnO4 to concentrated H2SO4, a green oi...
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- The magnetic nature of elements depend on the presence of unpaired e...
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