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प्रश्न
Choose the correct option.
Oxidation number of carbon in H2CO3 is
विकल्प
+1
+2
+3
+4
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उत्तर
Oxidation number of carbon in H2CO3 is +4
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संबंधित प्रश्न
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Oxidation numbers of Cl atoms marked as Cla and Clb in CaOCl2 (bleaching powder) are
\[\begin{array}{cc} \ce{Cl^{{a}}}\phantom{.} \\/\phantom{...} \\ \ce{Ca}\phantom{......} \\ \backslash\phantom{..} \\\phantom{........} \ce{O-Cl^{{b}}}\phantom{.} \end{array}\]
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A compound contains atoms of three elements A, B, and C. If the oxidation state of A is +2, B is +5 and that of C is -2, the compound is possibly represented by
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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:
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Which is the correct stock notation for manganese dioxide?
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Which of the following halogens does always show oxidation state -1?
Calculate the oxidation number of the underlined atom.
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Calculate the oxidation number of the underlined atom.
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Calculate the oxidation number of the underlined atom.
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Identify the following pair of species is in its oxidized state.
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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?
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Justify the following reaction as a redox reaction.
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Provide the stock notation for the following compound:
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Assign oxidation number atom in the following species.
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Complete the following table:
Assign oxidation number to the underlined species and write Stock notation of compound
| Compound | Oxidation number | Stock notation |
| AuCl3 | ||
| SnCl2 | ||
| \[\ce{\underline{{V}}_2O^{4-}_{7}}\] | ||
| \[\ce{\underline{{Pt}}Cl^2-_6}\] | ||
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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` |
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In which among the following compounds, oxidation number of nitrogen is + 5?
The sum of oxidation number of all atoms in \[\ce{S2O^{2-}_3}\] ion is ______.
Which among the following pair of elements show highest oxidation state +7 in their different compounds?
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What is the oxidation state of chlorine atom in perchloric acid?
Which of the following explanation is correct about the given below reaction?
\[\ce{Cr2O^2-_7 + H2O -> 2CrO^2-_4 + 2H+}\]
The oxidation number of oxygen in oxygen difluoride (OF2) and dioxygen difluoride (O2F2) respectively is ______.
