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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता ११ वी

Provide the stock notation for the following compound: MnO

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प्रश्न

Provide the stock notation for the following compound:

MnO

एका वाक्यात उत्तर
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उत्तर

+2 –2
\[\ce{MnO->Mn(II)O}\]

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पाठ 6: Redox Reactions - Exercises [पृष्ठ ९२]

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बालभारती Chemistry [English] Standard 11 Maharashtra State Board
पाठ 6 Redox Reactions
Exercises | Q 3. (G) | पृष्ठ ९२

संबंधित प्रश्‍न

Choose the correct option.

The coefficients p, q, r, s in the reaction \[\ce{{p}Cr2O7^{2Θ} + {q}Fe^{2⊕}->{r}Cr^{3⊕} + {s}Fe^{3⊕} + H2O}\] respectively are:


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?


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


Calculate the oxidation number of the underlined atom.

HNO3


Calculate the oxidation number of the underlined atom.

H3PO3


Calculate the oxidation number of the underlined atom.

NaH2PO4


Justify that the following reaction is redox reaction; identify the species oxidized/reduced, which acts as an oxidant and which acts as a reductant.

\[\ce{HF_{(aq)} + {OH}^-_{ (aq)}->H2O_{(l)} + {F}^ -_{ (aq)}}\]


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

Cu/Cu2+


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

\[\ce{O2/O^2-}\]


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

Cl2/Cl−


Justify the following reaction as a redox reaction.

\[\ce{2Na_{(s)} + S_{(s)} -> Na2S_{(s)}}\]

Find out the oxidizing and reducing agents.


Provide the stock notation for the following compound:

Tl2O


Provide the stock notation for the following compound:

Fe2O3


Assign oxidation number atom in the following species.

Na2S2O3


Assign oxidation number atom in the following species.

H3BO3


Which of the following redox couple is a stronger oxidizing agent?

\[\ce{MnO^Θ_4}\](E0 = 1.51 V) and \[\ce{Cr2O^{2Θ}_7}\](E0 = 1.33 V)


Which of the following is CORRECT?

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


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

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


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


The sum of oxidation states of all atoms in \[\ce{SnO^{2-}_2}\] and CO2 are ____________ respectively.


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


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


What is the oxidation number of Cr in K2Cr2O7?


What is the oxidation state of chlorine atom in perchloric acid?


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

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


Find CORRECT statement for following reaction.

\[\ce{2Ag+ + Cu -> 2Ag + Cu^2+}\]


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