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Which of the following pairs have approx...

Which of the following pairs have approximately the same atomic radii?

A

Zr and Hf

B

Al and Mg

C

Al and Ga

D

Na and Ne

Text Solution

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The correct Answer is:
A, C
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VK JAISWAL ENGLISH-PERIODIC PROPERTIES-ONE OR MORE ANSWERS IN/ARE CORRECT
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  2. An element 'X' present in its ground state, the value of principal ann...

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  3. Which of the following pairs have approximately the same atomic radii?

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  4. The correct order of radiii is/are:

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  6. Ionization energy of an element is:

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  7. Consider the following ionization stesps: M(g) ot M^(+)(g)+e^(-)," ...

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  8. Select the correct order of periodic properties of sepecies:

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  9. Select the incorrect statement(s)/order (s):

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  10. Consider the following values of I.E.(eV) for elements W and X: {:("...

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  11. The sum of IE(1) and IE(2), IE(3) and IE(4) for element P and Q are g...

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  12. Consider the successive ionisation energy for an element 'A' IE(1),I...

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  13. According to Slater's rule, correct order of Z(eff) on valence shell e...

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  14. Which of the following order is/are correct?

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  15. Correct order of electron affinity is/are:

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  16. Which of the following statement(s) is/are correct?

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  17. Electron affinity of the elements or ions shown correctly?

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  18. Which of the following statement regarding halogens is/are correct?

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  19. Which of the following statements are correct?

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  20. Consider the order O^(2-) lt F^(-) lt Na^(+) lt Mg^(2+). Then correct ...

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