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In the reacton HCOOH overset(H(2)SO(4))(...

In the reacton `HCOOH overset(H_(2)SO_(4))(rarr)CO+H_(2)O,H_(2)SO_(4)` actss as `a//an`

A

Dehydrating agent

B

Oxidising agent

C

Reducing agent

D

all of these

Text Solution

Verified by Experts

The correct Answer is:
A
Only dehydrating agent
`HCOOHoverset(H_(2)SO_(4))(rarr)CO+H_(2)O`
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Which of the following statements is // are correct about the following reactions? I. C_(6)H_(12)O_(6)overset(H_(2)SO_(4)(conc))rarr6C+6H_(2)O II. H_(2)SO(dil)+ZnCO_(3)rarrZn^(2+)+CO_(2)+SO_(4)^(2-)+H_(2)O III. H_(2)SO_(4)(dil)+ZnrarrZn^(2+)+H_(2)+SO_(4)^(2-) IV. 5H_(2)SO_(4)(conc)+4ZnrarrH_(2)S+4Zn^(2+)+4SO_(4)^(2-)+4H_(2)O

In the following reaction, H_2 SO_4 acts as HCOOH overset (H_2 SO_4) rarr CO + H_2 O .

(i) K_(4)Fe(CN)_(6)+3H_(2)SO_(4) rarr 2K_(2)SO_(4)+FeSO_(4)+6HCN (ii) 6HCN+12H_(2)O rarr 6HCOOH+6NH_(3) (iii) (a) 6NH_(3)+3H_(2)SO_(4) rarr 3(NH_(4))_(2)SO_(4) (b) 6HCOOH overset(H_(2)SO_(4))(rarr) 6CO+6H_(2)O Above steps of reactions occur in a container starting with one mole of K_(4)[Fe(CN)_(6)] , 5 mole of H_(2)SO_(4) and enough water. Find out the limiting reagent in step (i) and calculate maximum moles of CO gas and (NH_(4))_(2) SO_(4) that can be produced.

H_(4)underline(S_(2))O_(6)+H_(2)O to H_(2)SO_(3)+H_(2)SO_(4)

A2Z-P BLOCK ELEMENTS ( GROUP 15,16,17,18)-Compound Of Sulphur(Group 16)
  1. The number of lone pairs and the number of S-S bonds in S(8) molecules...

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  2. A salt of sulphures acid is called

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  3. The final acid obtained during the manufacturing of H(2)SO(4) by conta...

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  4. Which of the following is not the application of sulphur?

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  5. When sulphur is boiled with Na(2)SO(3) solution, the compound formed i...

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  6. The product of the chemical reaction between Na(2)S(2)O(3), Cl(2) and ...

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  7. Hypo is used in photography to

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  8. The catalyst used in the manufacture of H(2)SO(4) by contact process i...

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  9. H(2)SO(4) has very high corrosive action on skin because

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  10. Permono sulphuric acid is known as

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  11. Sulphur on boiling with NaOH solution gives

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  12. Bleaching action of SO(2) is due to

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  13. Sulphur in +3 oxidation state is present in

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  14. In the reaction 2Ag+2H(2)SO(4)rarrAg(2)SO(4)+2H(2)O+SO(2),H(2)SO(40act...

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  15. In the reacton HCOOH overset(H(2)SO(4))(rarr)CO+H(2)O,H(2)SO(4) actss ...

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  16. H(2)S on incomplete combustion with oxygen forms mainly

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  17. Oxalic acid when heated with conc. H2 SO4 it gives out

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  18. Which one of the gas dissolves in H(2)SO(4) to give oleum?

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  19. Which of the following is the most powerfull oxidising agent?

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  20. There is no S-S bond in

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