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Which element commonly exhibits both +1 ...

Which element commonly exhibits both +1 and +3 oxidation states?

A

`Al(Z=13)`

B

`Sc(Z=21)`

C

`Sn(Z=50)`

D

`Tl(Z=81)`

Text Solution

Verified by Experts

The correct Answer is:
D
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GRB PUBLICATION-D-BLOCK ELEMENTS-Subjective Type
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  3. Select the number of correct matches for the outermost electronic conf...

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  4. Find the number of species among the following which can exist. TiO(...

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  5. Find the number of halides which do not exist. TiI(4),TiI(3),TiI(2),...

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  6. The number of halides that do not exist among the following: CuF(2),...

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  7. Find the number of mixed oxides among the following: Mn(3)O(4),Fe(3)...

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  8. Given the species Mn^(3+),Co^(3+),Ti^(2+),V^(2+),Cr^(2+),Fe^(2+) (a)...

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  9. Find the number of colourless species among the following: Sc^(3+),T...

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  10. Which of the following is amphoteric oxide? Mn(2)O(7),CrO(3),Cr(2)O(...

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  11. Predict the number of species which will be colourless in aqueous solu...

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  12. When mixture of NaCl and K(2)Cr(2)O(7) is gently warmed with conc. H(2...

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  13. Number of ions which given blue colour in aqueous state: V^(+4),Ni^(...

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  14. Define the oxidation states of Mn in product of the given reaction 3...

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  15. Find the number of metal ions which can produce high spin and low spin...

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  16. How many non-axial d-orbitals are involved in hybridisation of CrO(2)C...

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  17. Find the number of species from the following which has magnetic momen...

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  18. Total number of moles of Mohr's salt required per mole of dichromate i...

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  19. Find the number of reaction (s) in which no redox change takes place: ...

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