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Thallium shows different oxidation state...

Thallium shows different oxidation states due to :

A

it is transition element

B

of inert pair effect

C

of its amphoteric character

D

of its higher reactivity

Text Solution

Verified by Experts

The correct Answer is:
B
Thallium shows different oxidation states `(+1 and +3)` due to inert pair effect.
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DINESH PUBLICATION-THE BORON FAMILY -RQ(Revision Questions From Competitive Exams.)
  1. Which one of the following has the lowest m.p.?

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  2. Thallium shows different oxidation states due to :

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  3. Which of the following mineral does not contain Al?

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  4. Which of the following processes does not involve a catalyst ?

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  5. Aluminothermy used for on the spot welding of large iron structures is...

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  6. Which of the following statements is not true for Al and B ?

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  7. Which of the following oxide is amphoteric ?

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  8. The chief ore of aluminium is

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  9. Name a metal other than aluminium that is covered with a layer of oxid...

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  10. The chemical formula of bauxite is

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  11. Al(2)O(3) formation from aluminium and oxygen involves evolution of a ...

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  12. Inert pair effect plays an important role in case of

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  13. Which member of group 13 does not exhibit the group valency in its com...

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  14. In which of the following elements +1 oxidation state is more stable t...

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  15. Aluminium becomes passive in

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  16. Which is true for an element R present in 13 th group of the perodic ...

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  17. An example of alum is

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  18. Alum is not used

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  19. Which is used in high temperature thermometry ?

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  20. Aluminium is more reactive than iron. But aluminium is less easily cor...

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