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Assertion : FeCl3 reacts with KCNS to gi...

Assertion : `FeCl_3` reacts with KCNS to give blood red colouration.
Reason : `FeCl_3` reacts with KCNS to form potassium ferro-ferricyanide.

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MODERN PUBLICATION-d-AND f- BLOCK ELEMENTS-EXERCISE
  1. Electronic configuration of Fe^2+.........

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  2. Assertion : La(OH)3 is less basic than Lu(OH)3 . Reason : Basic charac...

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  3. Assertion : FeCl3 reacts with KCNS to give blood red colouration. Re...

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  4. Sodium chloride is used to clear snow from roads. Explain.

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  5. Assertion : Zn^(2+) and Cu^(2+) are colourless. Reason : Both Zn^(2+) ...

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  6. Assertion : There is a continuous decrease in size among lanthanoids. ...

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  7. Assertion : Lanthanoids show a limited number of oxidation states wher...

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  8. Pt^(4+) is less/more stable than Ni^(4+) .

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  9. Match the element in Column I with the property mentioned in Column II

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  10. Find x in the following figures.

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  11. The answer to each of the following questions is a single- digit-integ...

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

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  13. Write the iupac name of the compound : Li[Al H4]

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

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

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

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

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

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

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  20. Complete the following:

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