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Q. No.For the given redox reaction,
\(\mathrm{{a} {Cr}_2 {O}_7^{2-}+{bSO}_3^{2-}({aq})+{c} {H}^{+}({aq})} \rightarrow\)
\(\mathrm{2 {a} {Cr}^{3+}({aq})+{bSO}_4^{2-}({aq})+\frac{{c}}{2} {H}_2 {O}(\ell)} \)
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
\(\mathrm{{a} {Cr}_2 {O}_7^{2-}+{bSO}_3^{2-}({aq})+{c} {H}^{+}({aq})} \rightarrow\)
\(\mathrm{2 {a} {Cr}^{3+}({aq})+{bSO}_4^{2-}({aq})+\frac{{c}}{2} {H}_2 {O}(\ell)} \)
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 |
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