BALANCEAMENTO ION ELETRON
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studygives
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BALANCEAMENTO ION ELETRON


chloride, sodium hypochlorite and sodium hydroxide. After the equation is in molecular form, balance by trial if necessary.

Last edited by studygives on Tue Jun 02, 2020 11:11 am; edited 1 time in total
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ChenBeier
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Redox pair Bi3+ / BiO3- and ClO-/Cl-
Alkaline condition

Bi3+ + 6 OH- => BiO3- + 3 H2O + 2 e-

ClO- + H2O +2 e- => Cl- + 2 OH-

Addition

Bi3+ + 4 OH- + ClO- => BiO3- + Cl- + 2 H2O

Add Cl- + Na+

BiCl3 + 4 NaOH + NaClO => NaBiO3 + 4 NaCl + 2 H2O

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