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Consider the elements Cs, Ne, I and F. ...

Consider the elements Cs, Ne, I and F.
a) Identify the element that exhibits only negative oxidation state.
b) Identify the element that exhibits only positive oxidation state.
c) Identify the element that exhibit both positive and negative oxidation states
d) Identify the element which neither exhibit the negative nor does the positive oxidation state.

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AAKASH SERIES-STOICHIOMETRY-Subjective Exericise -3 (Very short answer questions)
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  2. What is comproportionation reactions? Give example.

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  3. What is the role of a salt bridge in a daniel cell?

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  4. I(2(aq))+2S(2)O(3(aq))^(-2) to 2I((aq))^(-)+S(4)O(6(aq))^(2-) For th...

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  5. Calculate the oxidation number of carbon in the following: a) C(6)H(...

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  6. What is the oxidation number of manganese in KMnO(4)?

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  7. Calculate the oxidation number of sulphur in SO(4)^(2-)?

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  8. What is the oxidation number of managanese in MnSO(4)?

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  9. Calculate the oxidation number of iron in Fe(3)O(4)?

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  10. Calculate the oxidation number of sulphur in H(2)S(2)O(8)? (Hint: Two ...

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  11. What is the common oxidation number of halogens, when they are in comb...

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  12. Write the formulae for the following compounds. a) Mercury (II) chlo...

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  13. While sulphue dioxide and hydrogen peroxide and act as oxidising as we...

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  14. Consider the elements Cs, Ne, I and F. a) Identify the element that ...

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  15. Identify the substance oxidised, reduced, oxidising agent and reducing...

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  16. Consider the reactions 2S(2)O(3)^(2-)(aq)+I(2)(s)toS(4)O(6)^(2-)(aq)...

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  17. Why does the same reductant, thiosulphate react differently with iodin...

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  18. Using the standard electrode potentials predict if the reaction betwee...

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  19. Given the standard electrode potentials K^(+)//K=-2.93V.Ag^(+)//Ag=0.8...

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  20. Predict the products of electrolysis in each of the following: (i) ...

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