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Which one of the following pair of ions ...

Which one of the following pair of ions are isoelectronic?

A

`Zn^(+2), Cu^(+1)`

B

`Fe^(+2), Fe^(+3)`

C

`Cu^(+2), Cu^(+1)`

D

`Mn^(+2), Mn^(+7)`

Text Solution

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The correct Answer is:
A
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MARVEL PUBLICATION-D AND F BLOCK ELEMENTS -TEST YOUR GRASP
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  2. The most abundant transition metal is

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  3. Which one of the following pair of ions are isoelectronic?

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  4. Calamine is

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  5. Inner transition elements belongs to which block of the periodic table...

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  6. Which of the following elements is / are Ianthan ides?

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  7. Which of the following is a chemical twins?

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  8. In inner transition elements, which f subshell gets filled up with el...

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  9. Which of the following ion of Ianthan ides is / are coloured?

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  10. La^(+3) and Lu^(+3) have their ionic radii 'a' and 'b' respectively, t...

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  11. Which lanthanide element does not occur in nature ?

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  12. For, both lanthanides and actinides, which of the following statement ...

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  13. In which of the following pairs, tripositive ions of both will have s...

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  14. Ionic radius of La^(+3) is 106 pm, ionic radius of Lu^(+3) be

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  15. The most common oxidation state of lanthanoids is

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  16. Which of the following elements belong to actinoid series?

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  17. Which element among the Ianthanoids has the smallest atomic radius ?

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  18. The properties of Zr and Hf are similar because

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  19. Which of the following statement/s is / are true?

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  20. Which of the following statement/s is / are true ?

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