3. Balance the following reactions using ion-electron method. (Clue: For basic media, balance the reactions first in acidic media then add corresponding OH to both sides of the equation to cancel ou the H* and form H₂O.) • CrO4² (aq) + (aq) → Cr³+ (aq) + 103 (aq) (acidic media) 1946 (basic media) Cr³+(a) + MnO4 (2)→ Cr₂O7²(g) + Mn²+, (ag) TY

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Chapter3: Chemical Reactions
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0000
3. Balance the following reactions using ion-electron method. (Clue: For basic media, balance the
reactions first in acidic media then add corresponding OH to both sides of the equation to cancel out
the H* and form H₂O.)
CrO42 (aq) + (aq) →→ Cr³+ (aq) + 103 (aq)
(acidic media)
1946
Cr³+ (aq) + MnO4 (aq) → Cr₂O72 (aq) + Mn²+ (aq)
(basic media)
Transcribed Image Text:TY 0000 3. Balance the following reactions using ion-electron method. (Clue: For basic media, balance the reactions first in acidic media then add corresponding OH to both sides of the equation to cancel out the H* and form H₂O.) CrO42 (aq) + (aq) →→ Cr³+ (aq) + 103 (aq) (acidic media) 1946 Cr³+ (aq) + MnO4 (aq) → Cr₂O72 (aq) + Mn²+ (aq) (basic media)
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