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The number of electrons present in the 4...

The number of electrons present in the 4f-subshell of Gd (Z = 64) is

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MODERN PUBLICATION-d-AND f- BLOCK ELEMENTS-EXERCISE
  1. Choose the correct option- Bronze alloy has the following composition-

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  2. The answer to each of the following questions is a single- digit -in...

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  3. The number of electrons present in the 4f-subshell of Gd (Z = 64) is

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  4. Draw lewis structure of NCl3

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  5. The number of paramagnetic ions among Ti^(3+), Cr^(3+), Ti^(4+), Fe^(2...

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  6. The magnetic moment of a transition metal ion is found to be 4.90 BM. ...

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  7. The oxidation number of Mn in the product of alkaline oxidative fusion...

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  8. In neutral or faintly alkaline solution, 8 moles of permanganate anion...

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  9. Electronic configuration of a transition element X in +3 oxidation s...

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  10. The electronic configuration of Cu (II) is 3d^9 whereas that of Cu (I)...

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  11. Metallic radii of some transition elements given below. Which of t...

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  12. Generally transition elements form coloured salts due to the presence ...

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  13. On addition of small amount of KMnO4 to concentrated H2SO4, a green oi...

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  14. The magnetic nature of elements depend on the presence of unpaired e...

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  15. Which of following oxidation state is common for all lanthanide ?

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  16. Calculate the formal charge on C in C Cl4

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  17. Draw lewis structure of ozone

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  18. There are 14 elements in actinoid series. Which of the following eleme...

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  19. The number of moles of KMnO4 that will be needed to react with one ...

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  20. Which of the following is amphoteric oxide? Mn2O7, CrO3, Cr2O3, CrO, V...

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