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Which set represents isoelectronic speci...

Which set represents isoelectronic species ? A)`Na^(+), Mg^(2+),Al^(3+), Cl^(-)` B)`Na^(+), Ca^(2+), Sc^(3+), F^(-)` C)`K^(+), Cl^(-), Mg^(2+), Sc^(3+)` D)`K^(+), Cl^(-), Ca^(2+), Sc^(3+)`

A

`Na^(+), Mg^(2+),Al^(3+), Cl^(-)`

B

`Na^(+), Ca^(2+), Sc^(3+), F^(-)`

C

`K^(+), Cl^(-), Mg^(2+), Sc^(3+)`

D

`K^(+), Cl^(-), Ca^(2+), Sc^(3+)`

Text Solution

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The correct Answer is:
D
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NARAYNA-PERIODIC TABLE -All Questions
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  3. Which set represents isoelectronic species ? A)Na^(+), Mg^(2+),Al^(3+...

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  9. The increasing order of the atomic radius of Si,S, Na, Mg,Al is

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  10. Which of the following process refers to ionisation potential ?

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  12. In the long form of periodic table elements with low ionisation potent...

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  13. As atomic number of elements increases I.P. value of the elements of t...

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  15. Which of the following elements has the lowest ionization potential ?

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  17. The correct order of the second ionisation potential of carbon, nitrog...

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  18. The I(1) values of Li,Be and C are 5.4 eV//"atom", 9.32 eV//"atom" and...

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