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Of the following pairs, the one containi...

Of the following pairs, the one containing examples of metalloid elements is:

A

`B` and `AI`

B

`Ga` and `Ge`

C

`AI` and `Si`

D

`As` and `Sb`

Text Solution

Verified by Experts

The correct Answer is:
D
`As` and `Sb` behave as metals as well as nonmetals because they from cations `(M^(3+))` and anions `(M^(3-))`. Their oxides and hydroxides react with acid as well as base forming corresponding salts.
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RESONANCE-PERIODIC TABLE & PERIODICITY-Advanced Level Problems
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  2. Of the following pairs, the one containing examples of metalloid eleme...

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  3. Which of the following is the wrong statements?

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  4. Atomic number of 15, 33,51 represents the following family:

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  5. In a given energy level, the order of penetration effect of different ...

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  6. Which of the following is correct prder of Z(eff):

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  7. In sodium atom on 3s electron the screening is due to:

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  8. Which of the following elements can heve negative oxidation states.

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  9. What is correct order of reducing capacity.

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  10. Intert pair effect is observed in elements of which block:

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  11. Which of the following order of radii is correct?

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  12. The lanthanide contraction refers to:

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  13. Which of the following statement is correct with respect to the proper...

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  14. Which group of atoms have nearly same atomic radius.

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  15. The incorrect order of radius is:

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  16. The second ionisation enthalpies of elements are always higher than th...

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  17. A large difference between the third and fourth ionization energies in...

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  18. The ionization energy will be higher when the electron is removed from...

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  19. The atomic number of V,Cr, Mn and Fe are respectively 23,24,25 and 26....

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  20. For which of the following species 2^(nd) IE lt 1^(st) IE

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