CBSE Class 11-science Answered
Pls solve it.
Asked by pb_ckt | 16 May, 2019, 03:46: PM
Expert Answer
The given equation is,
Ca + Al3+ → Ca2+ + Al
Ca → Ca+ + 2e- ----(1)
Al3+ + 3e- → Al ----(2)
Multiplying eq (1) by 3 and eq (2) by 2,
The equations will be,
3Ca → 3Ca+ + 6e-
2Al3+ + 6e- → 2Al
————————————
3Ca + 2Al3+ → 3Ca+ + 2Al
Therefore, the stoichiometric coefficent of Ca is 3.
Answered by Varsha | 16 May, 2019, 06:32: PM
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