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Choose the correct option. Oxidation number of oxygen in superoxide is - Chemistry

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प्रश्न

Choose the correct option.

Oxidation number of oxygen in superoxide is

विकल्प

  • −2

  • −1

  • `-1/2`

  • 0

MCQ

उत्तर

Oxidation number of oxygen in superoxide is `-1/2`

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Oxidation Number
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 6: Redox Reactions - Exercises [पृष्ठ ९१]

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बालभारती Chemistry [English] 11 Standard
अध्याय 6 Redox Reactions
Exercises | Q 1. (H) | पृष्ठ ९१

संबंधित प्रश्न

Choose the correct option.

Oxidation number of carbon in H2CO3 is


Choose the correct option.

Which of the following halogens does always show oxidation state -1?


Choose the correct option.

The process \[\ce{SO2->S2Cl2}\] is


In which chemical reaction does carbon exhibit variation of oxidation state from - 4 to + 4? Write a balanced chemical reaction.


In which reaction does nitrogen exhibit variation of oxidation state from –3 to +5?


Calculate the oxidation number of the underlined atom.

HNO3


Identify the following pair of species is in its oxidized state?

Cl2/Cl


Provide the stock notation for the following compound:

Fe2O3


Provide the stock notation for the following compound:

CuO


Assign oxidation number atom in the following species.

H3BO3


Complete the following table:

Assign oxidation number to the underlined species and write Stock notation of compound

Compound Oxidation number Stock notation
AuCl3    
SnCl2    
\[\ce{\underline{{V}}_2O^{4-}_{7}}\]    
\[\ce{\underline{{Pt}}Cl^2-_6}\]    
H3AsO3    

The following statements are CORRECT, EXCEPT:


Oxidation state of Xe in XeOF4 is ____________.


Which of the following is CORRECT?

\[\ce{H3PO4_{(aq)} + 3KOH_{(aq)} -> K3PO4_{(aq)} + 3H2O_{(l)}}\]


In the reaction,

\[\ce{MnO^{-1}_4 (aq) + Br^{-1}(aq) -> MnO2(s) + BrO^{-1}_3(aq)}\]

the correct change in oxidation number of the species involved is ______.


In the complex [Co(en)3]Cl3, ____________.


In the following reaction, the oxidation number of Cr changes.

\[\ce{ClO^-_{( aq)} + Cr(OH)^-_{4(aq)} -> CrO^{2-}_{4(aq)} + Cl^-_{( aq)} (basic)}\]


The oxidation number of sulphur in S8 molecule is ______.


Match the following.

Compound Oxidation no. of underlined element
i. \[\ce{\underline{C}_4H4O^{2-}_6}\] a. +2.5
ii. \[\ce{\underline{N}_3H}\] b. +1.5
iii. \[\ce{Mg2\underline{P}_2O7}\] c. +5
iv. \[\ce{Na2\underline{S}_4O6}\] d. `-1//3`

Oxidation state of nitrogen in nitric oxide is ______.


Stock notations are used to specify the oxidation numbers of ____________.


When methane undergoes combustion in air, the oxidation number of C ____________.


The sum of oxidation number of all atoms in \[\ce{S2O^{2-}_3}\] ion is ______.


What is the oxidation number of Carbon in K2C2O4?


The oxidation state of phosphorous in Mg2P2O7 is ______.


The brown ring complex is formulated as [Fe(H2O)5NO]SO4. The oxidation number of iron is ______.


Which of the following explanation is correct about the given below reaction?

\[\ce{Cr2O^2-_7 + H2O -> 2CrO^2-_4 + 2H+}\]


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