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In which of the following compounds tran...

In which of the following compounds transition metal is in zero oxidation state ?

A

`[Co(NH_(3))_(6)]Cl_(3)`

B

`[Fe(H_(2)O)_(6)NO]SO_(4)`

C

`Fe(CO)_(5)`

D

`K_(3)[Fe(CN)_(6)]`

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-STOICHIOMETRY-Objective Exercise -1
  1. Number of moles of hydrogen peroxide that can oxidise one mole of lead...

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  2. In the reaction Cr(2) O(7)^(2-) + 14 H^(+) + 6I^(-) to 2 Cr^(3+) + 3...

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  3. In which of the following compounds transition metal is in zero oxidat...

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  4. C(2)H(4)+H(2) to C(2)H(6) In terms of redox reaction notations A) ...

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  5. Which group P-block elements show highest positive oxidation state ?

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  6. 4ClO(3(aq))^(-)to3ClO(4(aq))^(-)+Cl((aq))^(-) is an example of

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  7. Excess of KI reacts with CuSO(4) solution and then Na2S2O3 solution is...

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  8. Six grams each of magnesium and oxygen was allowed to react. Assuming ...

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  9. Which one of the following is an example of disproportionation reactio...

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  10. The strength of an aqueous solution of I(2) can be determined by titra...

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  11. In the standardization of Na2S2O3 using K2Cr2O7 by iodometry, the equi...

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  12. The role of starch in iodometric titrations is that

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  13. Number of moles of FeSO4 that can reduce one mole of permanganate in a...

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  14. Equivalent weight of As(2)O3 in the following equation As(2)O3 +2I(2) ...

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  15. Which of the following statement is correct for a galvanic cell?

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  16. In a electrochemical cell

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  17. The electrode potential of an electrode is

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  18. Which of the following may not be present in all galvanic cells

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  19. Daniel cell is shown as

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  20. Which of the following metals will not react with solution of CuSO4 ?

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