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Which element undergoes disproportionati...

Which element undergoes disproportionation in water ?

A

`Cl_(2)`

B

`F_(2)`

C

K

D

Cs

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The correct Answer is:
A
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AAKASH INSTITUTE ENGLISH-REDOX REACTIONS-ASSIGNMENT SECTION - C
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  2. A solution contains Fe^(2+), Fe^(3+) and T^(-) ions. This solution was...

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  3. Oxidation states of P in H(4)P(2)O(5),H(4)P(2)O(6),H(4)P(2)O(7) respec...

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  4. Oxidation number of P in PO(4)^(3-), of S in SO(4)^(2-) and that of Cr...

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  5. The number of moles of KMnO(4) that will be needed to react with one ...

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  6. Standard reduction potentials of the half reactions are given below ...

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  7. Standard electrode potential for Sn^(4+)//Sn^(2+) couple is 0.15 V and...

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  8. Standard electrode potential of three metal X, Y and Z are -1.2 V, +0....

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  9. In the reaction 2H(2)O(2) rarr 2H(2)O+O(2)

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  10. Which change requires an oxidising agent?

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  11. Given the following reaction involving A,B,C and D (i) C+B^(+)...

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  12. Which element undergoes disproportionation in water ?

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  13. Standard reduction potential at 25^(@)C of Li^(+)//Li,Ba^(+)//Ba,Na^(+...

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  14. Which species is acting as a reducing agent in the following reaction ...

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  15. The oxidant which cannot act as a reducing agent is

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  16. Oxidation state of Fe in Fe(3)O(4) is

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  17. Oxidation numbers of A, B, C are +2, +5 and -2 respectively. Possible ...

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  18. The oxidation states of sulphur in the anions SO(3)^(2-), S(2)O(4)^(2-...

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  19. Reduction potential for the following half-cell reaction are Zn rarr...

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  20. In acidic medium, H(2)O(2) changes Ce(2)O(7)^(2-) to CrO(5) which has ...

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