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प्रश्न
Choose the correct option.
Which of the following halogens does always show oxidation state -1?
पर्याय
F
Cl
Br
I
उत्तर
F
APPEARS IN
संबंधित प्रश्न
Choose the correct option.
Oxidation numbers of Cl atoms marked as Cla and Clb in CaOCl2 (bleaching powder) are
\[\begin{array}{cc} \ce{Cl^{{a}}}\phantom{.} \\/\phantom{...} \\ \ce{Ca}\phantom{......} \\ \backslash\phantom{..} \\\phantom{........} \ce{O-Cl^{{b}}}\phantom{.} \end{array}\]
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.
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The process \[\ce{SO2->S2Cl2}\] is
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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.
K2C2O4
Justify that the following reaction is redox reaction; identify the species oxidized/reduced, which acts as an oxidant and which acts as a reductant.
\[\ce{HF_{(aq)} + {OH}^-_{ (aq)}->H2O_{(l)} + {F}^ -_{ (aq)}}\]
What is oxidation?
Identify the following pair of species is in its oxidized state.
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Provide the stock notation for the following compound:
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Provide the stock notation for the following compound:
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What is the oxidation number of Mn in \[\ce{MnO^{2-}_4}\] ion?
Which of the following is CORRECT?
\[\ce{H3PO4_{(aq)} + 3KOH_{(aq)} -> K3PO4_{(aq)} + 3H2O_{(l)}}\]
Which of the following is NOT an example of redox reaction?
Identify the strongest oxidising agent.
\[\ce{Na^+ + e^- -> Na}\]; E0 = −2.714 V
\[\ce{Pt^{2+} + 2e^- -> Pt}\]; E0 = +1.200 V
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\[\ce{Co^{2+} + 2e^- -> Co}\]; 0 = −0.280 V
In which of the following, oxidation number of oxygen is +2?
Oxidation state of nitrogen in nitric oxide is ______.
The sum of oxidation states of all atoms in \[\ce{SnO^{2-}_2}\] and CO2 are ____________ respectively.
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What is the oxidation number of Carbon in K2C2O4?
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The sum of oxidation number of all atoms in \[\ce{SnO^{2-}_3}\] ion 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?
\[\ce{Cr2O^2-_7 + H2O -> 2CrO^2-_4 + 2H+}\]
The oxidation number of oxygen in oxygen difluoride (OF2) and dioxygen difluoride (O2F2) respectively is ______.
