Write a Balanced Net Ionic Equation for the Reaction Below

question 74

Multiple Choice

Write a balanced net ionic equation for the reaction below in an acidic solution. Cr₂O₇^2-(aq) + Ni(s) → Cr³⁺(aq) + Ni²⁺(aq)

• A) Cr₂O₇^2-(aq)+ 3 Ni(s)+ 14 H⁺(aq)→ 2 Cr³⁺(aq)+ 3 Ni²⁺(aq)+ 7 H₂O( )
• B) Cr₂O₇^2-(aq)+ Ni(s)+ 14 H⁺(aq)→ 2 Cr³⁺(aq)+ Ni²⁺(aq)+ 7 H₂O( )
• C) Cr₂O₇^2-(aq)+ 3 Ni(s)→ 2 Cr³⁺(aq)+ 3 Ni²⁺(aq)+ O^2-(aq)
• D) Cr₂O₇^2-(aq)+ Ni(s)+ 14 H⁺(aq)→ 2 Cr³⁺(aq)+ Ni²⁺(aq)+ 7 H₂O( )
• E) Cr₂O₇^2-(aq)+ 3 Ni(s)+ 7 H⁺(aq)→ 2 Cr³⁺(aq)+ 3 Ni²⁺(aq)+ 7 OH^-(aq)

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