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Among the III A group elements, the diff...

Among the III A group elements, the difference in the atomic radius is large in between 

A

Aluminium and Boron

B

Gallium and Aluminium

C

Thallium and Indium

D

Gallium and Indium

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The correct Answer is:
A
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AAKASH SERIES-ELEMENTS OF BORON FAMILY-OBJECTIVE EXERCISE - 1
  1. +1 oxidation state is stable for the element

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  2. The element that exhibits negative oxidation state in IIIA group is

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  3. Among the III A group elements, the difference in the atomic radius is...

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  4. Aluminium exhibits diagonal relationship with

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  5. Which element cannot form a cation ?

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  6. Electronic structure acquired by compounds of IIIA group elements in b...

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  7. The nature of B(2)O(3) is

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  8. Thallous chloride is more stable than thallic chloride because of

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  9. Which of the following pair of group 13 elements have similar atomic r...

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  10. Thallium shows different oxidation states because

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  11. Which of the following is used in high temperature thermometry ?

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  12. AICI(3) is

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  13. Which one is a non-metal in group 13 ?

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  14. The electropositive character increases from B to Al and then decrease...

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  15. When boron atom undergoes sp^(3) hybridi zation

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  16. Boron exhibits diagonal relationship with

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  17. The atomic radius of which element is least

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  18. (A): Gallium is used as a thermometric liquid (R):Gallium has wide l...

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  19. Statement I: BCl(3) and AlCl(3) are both Lewis acids and BCl(3) is str...

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  20. Boron does not form B^(3+) ions whereas Al forms Al^(3+) ions. This is...

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