Balancing Redox Half equations

Oxidation is

• the loss of electrons

• the gain of electrons

Reduction is

• the loss of electrons

• the gain of electrons

What are α and β?

O₂ + α e^- → β O^2-

• α = 4 β = 2

  "This one done as e.g."

• α = 4 β = 4

• α = 2 β = 4

• α = 1 β = 2

What are α and β?

α H⁺ + β e^- → H₂

• α = 1 β = 1

• α = 2 β = 4

• α = 2 β = 2

• α = 1 β = 2

What are α and β and γ?

H₂O₂ + α H⁺ + β e^- → γ H₂O

• α = 2 β = 1 γ = 2

• α = 1 β = 2 γ = 2

• α = 2 β = 2 γ = 2

• α = 2 β = 0 γ = 2

What are α and β and γ?

MnO₂ + α H⁺ + β e^- → Mn²⁺ + γ H₂O

• α = 4 β = 2 γ = 2

• α = 2 β = 2 γ = 2

• α = 4 β = 4 γ = 2

• α = 2 β = 4 γ = 2

Tags

NGSS.HS-PS1-7

What are α and β and γ?

NO₃^- + α H⁺ + β e^- → NO + γ H₂O

• α = 2 β = 3 γ = 4

• α = 2 β = 2 γ = 2

• α = 4 β = 4 γ = 3

• α = 4 β = 3 γ = 2

What are α and β?

Cu → α Cu²⁺ + β e^-

• α = 1 β = 1

• α = 2 β = 2

• α = 2 β = 1

• α = 1 β = 2

What are α and β?

α Br^- → Br₂ + β e^-

• α = 4 β = 2

• α = 4 β = 4

• α = 2 β = 2

• α = 1 β = 2

What are α and β and γ and δ?

SO₃^2- + α H₂O → β SO₄^2- + γ H⁺ + δ e^-

• α = 1 β = 1 γ = 2 δ = 2

• α = 1 β = 2 γ = 2 δ = 2

• α = 1 β = 2 γ = 1 δ = 2

• α = 1 β = 1 γ = 2 δ = 1

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-7