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Which of following oxidation state is co...

Which of following oxidation state is common for all lanthanide ?

A

`+2`

B

`+3`

C

`+4`

D

`+5` .

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MODERN PUBLICATION-d-AND f- BLOCK ELEMENTS-EXERCISE
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  2. The magnetic nature of elements depend on the presence of unpaired e...

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

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

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

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  11. Find the magnetic moment of Cr^(2+)

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  12. WhenI^(-) is oxidised by MnO4^(-) in alkaline medium, I^(-) converts ...

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  13. Which of the following statements is not correct ?

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  16. Why do elements in the same group have similar physical and chemical p...

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  17. Write one oxidising reaction of KMnO4 in basic medium.

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  18. Which of the following compounds is not coloured?

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  19. Which of the following metallic ions have almost same spin only magnet...

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  20. Write the oxidation number of Co : [CoCl2 (en)2]^+

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