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The stock notation for Mn(2)O(7) is...

The stock notation for `Mn_(2)O_(7)` is

A

manganese (II) oxide

B

manganese (III) oxide

C

manganese (V) oxide

D

manganese (VII) oxide.

Text Solution

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The correct Answer is:
D
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Incorrect statement about Mn_(2)O_(7) is :

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MnF_(7) is not stable while Mn_(2)O_(7) is stable.

Balance the following equations: Mn_(2)O_(7)rarrMnO_(2)+O_(2)

Higher oxidation state of manganese in fluoride is +4 (MnF_(4)) but highest oxidation state in oxides is +7(Mn_(2)O_(7)) because

Higher oxidation state of manganese in fluoride is +4 (MnF_(4)) but highest oxidation state in oxides is +7(Mn_(2)O_(7)) because

In a reaction, Cr_(2)O_(7)^(2-) is reduced to Cr^(3+) . What is concentration of 0.1M K_(2)Cr_(2)O_(7) in equivalent per litre? Cr_(2)O_(7)^(2-)+14H^(+)+6erarr2Cr^(3+)+7H_(2)O

In the neutralization of Na_(2)S_(2)O_(3) using K_(2)Cr_(2)O_(7) by idometry, the equivalent weight of K_(2)Cr_(2)O_(7) is

Assertion :- Mn_(2)O_(7) is acidic but MnO is basic. Reason :- Mn^(+7) is strong oxidising agent than Mn^(+2)

Total charge required to convert three moles of Mn_(2)O_(4) to MnO_(4)^(c-) in present of alkaline medium

ICSE-REDOX REACTIONS (OXIDATION AND REDUCTION)-OBJECTIVE (MULTIPLE CHOICE) TYPE QUESTIONS (Choose the correct option in the following questions:)
  1. Which atom in the following reactions undergoes a change of oxidation ...

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  2. The ion acting as an oxidising agent in the reaction, Cr(2)O(7)^(2-)...

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  3. The stock notation for Mn(2)O(7) is

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  4. Calculate the oxidation number of the underlined element in the follow...

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  5. Which of the following is a redox decomposition reaction ?

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  6. Which of the following is not a disproportionation reaction ?

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  7. Balance the following equation by ion electron method in the acidic me...

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  8. Equivalent mass of C(2)O(4)^(2-) ion in the reaction, C(2)O(4)^(2-)t...

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  9. In the titration of FeSO(4) against KMnO(4) in acidic medium, one mole...

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  10. Calculate the oxidation number of the underlined atom in the following...

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  11. MnO(4)^(-) is a good oxidising agent in different mediums changing to ...

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  12. Oxidation number of Cl in CaOCl(2) (bleaching powder) is

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  13. The oxidation state of Cr in [Cr(NH(3))(4)Cl(2)]^(+) is

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  14. The oxidation state of chromium in the final product formed by the rea...

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  15. What products are expected from the disproportionation reaction of hyp...

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  16. Consider the following reaction, xMnO(4)^(-)+yC(2)O(4)^(2-)+zH^(+)to...

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  17. 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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  18. A mixture of potassium chlorate, oxalic acid and sulphuric acid is hea...

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  19. In which of the following reactions H(2)O(2) acts as a reducing agent?...

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  20. The correct order of N-compounds in its decreasing order of oxidation ...

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