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Formula of thiosulphate, manganate and a...

Formula of thiosulphate, manganate and arsenate respectively are

A

`S_4O_6^(2-), MnO_4^(2-) , AsO_3^(3-)`

B

`S_2O_3^(2-) , MnO_4^(2-) , AsO_4^(3-)`

C

`S_2O_3^(2-), MnO_4^(2-), AsO_3^(3-)`

D

`S_4O_6^(2-) , MnO_4^(2-), As O_4^(3-)`

Text Solution

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The correct Answer is:
B
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ERRORLESS-THE d-AND f- BLOCK ELEMENTS -NCERT BASED QUESTIONS (Compounds of Transitional Elements)
  1. Which of the following statement is incorrect for KMnO4

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  2. Mn^(2+) can be converted into Mn^(7+) by reacting with

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  3. Formula of thiosulphate, manganate and arsenate respectively are

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  4. The number of moles of KMnO(4) that will be needed to react completely...

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  5. When a brown compound of Mn (A) is teated with HCl, it gives a gas (B)...

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  6. On addition of small amoung of KMnO(4) to concentrated H(2)SO(4), a gr...

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  7. When KMnO(4) solution is added to oxalic acid solution , the decolouri...

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  8. KMnO(4) acts as an oxidising agent in acidic medium. The number of mol...

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  9. KMnO(4) acts as an oxidising agent in alkaline medium when alkaline KM...

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  10. Why HCl not used to make the mdeium acidic in oxidation reactions of K...

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  11. Reaction of solid KMnO4 which conc. H2SO4 produces manganese heptoxide...

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  12. Higher oxidation state of manganese in fluoride is +4 (MnF(4)) but hig...

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  13. Invar, an alloy of Fe and Ni is used in watches and meter scale, its c...

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  14. The percentage of carbon in cost iron is :

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  15. Purest form of iron is

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  16. The form of iron having the highest carbon content is

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  17. Aqueous solution of ferric chloride is

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  18. The process of zinc plating on iron sheet is known as

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  19. When ferric oxide reacts with NaOH, the product formed is

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  20. Bessemer converter is used for Atomic nos, Mn = 25, Fe = 26, Co = 27...

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