- 1(current)
Q. No.For the given redox reaction,
\(\mathrm{a} \mathrm{Cr}_2 \mathrm{O}_7^{2-}+\mathrm{bSO}_3^{2-}(\mathrm{aq})+\mathrm{c} \mathrm{H}^{+}(\mathrm{aq}) \rightarrow\)
\(2 \mathrm{a} \mathrm{Cr}^{3+}(\mathrm{aq})+\mathrm{bSO}_4^{2-}(\mathrm{aq})+\frac{\mathrm{c}}{2} \mathrm{H}_2 \mathrm{O}(\ell) \)
the coefficients a, b, and c of a balanced equation are found to be, respectively:
\(\mathrm{a} \mathrm{Cr}_2 \mathrm{O}_7^{2-}+\mathrm{bSO}_3^{2-}(\mathrm{aq})+\mathrm{c} \mathrm{H}^{+}(\mathrm{aq}) \rightarrow\)
\(2 \mathrm{a} \mathrm{Cr}^{3+}(\mathrm{aq})+\mathrm{bSO}_4^{2-}(\mathrm{aq})+\frac{\mathrm{c}}{2} \mathrm{H}_2 \mathrm{O}(\ell) \)
the coefficients a, b, and c of a balanced equation are found to be, respectively:
| 1. | 8, 1, 3 | 2. | 1, 3, 8 |
| 3. | 3, 8, 1 | 4. | 1, 8, 3 |
Subtopic: Balancing of Equations |
74%
From NCERT
NEET - 2023
Please attempt this question first.
Hints
Please attempt this question first.
For the redox reaction,
a
the correct stoichiometric coefficients of the reactants a, b, and c respectively for the balanced equation are:
1. 16, 5, 2
2. 2, 5, 16
3. 2, 16, 5
4. 5, 16, 2
Subtopic: Balancing of Equations |
79%
From NCERT
NEET - 2018
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Number of moles of \(MnO^-_4\) required to oxidise one mole of ferrous oxalate completely in an acidic medium will be:
| 1. | 0.6 mole | 2. | 0.4 mole |
| 3. | 7.5 moles | 4. | 0.2 mole |
Subtopic: Balancing of Equations |
58%
From NCERT
AIPMT - 2008
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
a Zn + b NO3- + cH+ → d NH4+ + e H2O + f Zn+2
In the reaction given above, the correct values of a, b, c, d, e, and f respectively are:
In the reaction given above, the correct values of a, b, c, d, e, and f respectively are:
| a | b | c | d | e | f | |
| 1. | 2 | 4 | 6 | 8 | 4 | 2 |
| 2. | 1 | 4 | 10 | 3 | 1 | 4 |
| 3. | 4 | 1 | 10 | 1 | 3 | 4 |
| 4. | 10 | 4 | 1 | 3 | 4 | 2 |
Subtopic: Balancing of Equations |
69%
From NCERT
AIPMT - 1999
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
- 1(current)
Q. No.
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