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Equilibrar la ecuación de cualquier reacción química.Na + H₂O = NaOH + H₂ =>
2 Na + 2 H₂O = 2 NaOH + H₂

Zn + Cr₂O₇₂{-} + H{+} = Zn₂{+} + Cr₃{+} + H₂O =>
854 Zn + 3 Cr₂O₇₂{-} + 432 H{+} = 427 Zn₂{+} + 2 Cr₃{+} + 216 H₂O

NaI + Cu(NO₃)₂ = CuI₂ + Na(NO₃) =>
2 NaI + Cu(NO₃)₂ = CuI₂ + 2 Na(NO₃)

H₂O + PH₃ + I₂ = H₃PO₂ + H{+} + I{-} =>
2 H₂O + PH₃ + 2 I₂ = H₃PO₂ + 4 H{+} + 4 I{-}

Zn + Cr₂O₇₂{-} + H{+} = Zn₂{+} + Cr₃{+} + H₂O =>
854 Zn + 3 Cr₂O₇₂{-} + 432 H{+} = 427 Zn₂{+} + 2 Cr₃{+} + 216 H₂O

Zn + Cr₂O₇{2-} + H{+} = Zn₂{+} + Cr₃{+} + H₂O =>
68 Zn + 3 Cr₂O₇{2-} + 42 H{+} = 34 Zn₂{+} + 2 Cr₃{+} + 21 H₂O

Zn + Cr₂O₇{2-} + H{+} = Zn{2+} + Cr{3+} + H₂O =>
3 Zn + Cr₂O₇{2-} + 14 H{+} = 3 Zn{2+} + 2 Cr{3+} + 7 H₂O

S + O = SO₂ =>
S + 2 O = SO₂

MnO₂ + HCl = MnCl₂ + Cl₂ + H₂O =>
MnO₂ + 4 HCl = MnCl₂ + Cl₂ + 2 H₂O

PbO₂ + Cl{-} + H{+} = Cl₂ + Pb + H₂O =>
PbO₂ + 4 Cl{-} + 4 H{+} = 2 Cl₂ + Pb + 2 H₂O

MnO₂ + C = Mn + CO₂ =>
MnO₂ + C = Mn + CO₂

PbO₂ + Cl{-} + H{+} = Cl₂ + Pb{-} + H₂O =>
2 PbO₂ + 10 Cl{-} + 8 H{+} = 5 Cl₂ + 2 Pb{-} + 4 H₂O

PbO₂ + Cl{-} + H{+} = Cl₂ + Pb{-} + OH =>
2 PbO₂ + 6 Cl{-} + 4 H{+} = 3 Cl₂ + 2 Pb{-} + 4 OH

Zn + H₂SO₄ = ZnSO₄ + H =>
Zn + H₂SO₄ = ZnSO₄ + 2 H

HClO₄ + NaHCO₃ = NaClO₄ + H₂O + CO₂ =>
HClO₄ + NaHCO₃ = NaClO₄ + H₂O + CO₂

PbO₂ + Cl{-} + H{+} = Cl₂ + Pb + OH =>
PbO₂ + 2 Cl{-} + 2 H{+} = Cl₂ + Pb + 2 OH

C + O = CO₂ =>
C + 2 O = CO₂

NaI + Fe(NO₃)₃ = I₂ + Fe(NO₃)₂ + NaNO₃ =>
2 NaI + 2 Fe(NO₃)₃ = I₂ + 2 Fe(NO₃)₂ + 2 NaNO₃

H + O = H₂O =>
2 H + O = H₂O

H₂SO₄ + K₃PO₄ = H₂PO₄ + K₃SO₄ =>
H₂SO₄ + K₃PO₄ = H₂PO₄ + K₃SO₄

Sb + Cl₂ = SbCl₃ =>
2 Sb + 3 Cl₂ = 2 SbCl₃

Al + HCl = AlCl₃ + H =>
Al + 3 HCl = AlCl₃ + 3 H

Na₂CO₃ + K₃PO₄ = Na₂PO₄ + K₃CO₃ =>
Na₂CO₃ + K₃PO₄ = Na₂PO₄ + K₃CO₃

N₂ + H₂ = NH₃ =>
N₂ + 3 H₂ = 2 NH₃

C₆H₁₂₀₆ + O₂ = H₂₀ + CO₂ =>
10 C₆H₁₂₀₆ + 60 O₂ = 603 H₂₀ + 60 CO₂

C₆H₁₂₀₆ + O₂ = H₂O + CO₂ =>
2 C₆H₁₂₀₆ + 615 O₂ = 1206 H₂O + 12 CO₂

C₆H₁₂O₆ + O₂ = H₂O + CO₂ =>
C₆H₁₂O₆ + 6 O₂ = 6 H₂O + 6 CO₂

Fe + H₂O = Fe₃O₄ + H₂ =>
3 Fe + 4 H₂O = Fe₃O₄ + 4 H₂

Pb(NO₃)₂ = PbO + NO + O₂ =>
2 Pb(NO₃)₂ = 2 PbO + 4 NO + 3 O₂

NaHCO₃ + H₂SO₄ = Na₂SO₄ + H₂O + CO₂ =>
2 NaHCO₃ + H₂SO₄ = Na₂SO₄ + 2 H₂O + 2 CO₂

C₆H₁₂O₆ + O₂ = CO₂ + H₂O =>
C₆H₁₂O₆ + 6 O₂ = 6 CO₂ + 6 H₂O

CO₂ + H₂O = H₂CO₃ =>
CO₂ + H₂O = H₂CO₃

H₂O₂ = H₂O + O₂ =>
2 H₂O₂ = 2 H₂O + O₂

NH₄ClO₄ = N₂ + Cl₂ + O₂ + H₂O =>
2 NH₄ClO₄ = N₂ + Cl₂ + 2 O₂ + 4 H₂O

BaOH + Mg(CH₃COO)₂ = Ba(CH₃COO) + Mg(OH)₂ =>
2 BaOH + Mg(CH₃COO)₂ = 2 Ba(CH₃COO) + Mg(OH)₂

Al + O = Al₂O₃ =>
2 Al + 3 O = Al₂O₃

Fe + Cu{2+} = Fe{3+} + Cu =>
2 Fe + 3 Cu{2+} = 2 Fe{3+} + 3 Cu

C₃H₈ + O₂ = CO₂ + H₂₀ =>
5 C₃H₈ + 15 O₂ = 15 CO₂ + 2 H₂₀

K + H₂O = KOH + H =>
K + H₂O = KOH + H

Fe + Fe{+3} = Fe{+2} =>
Fe + 2 Fe{+3} = 3 Fe{+2}

C₃H₈ + O₂ = CO₂ + H₂₀ =>
5 C₃H₈ + 15 O₂ = 15 CO₂ + 2 H₂₀

As₂O₃ + HCl = AsCl₃ + H₂O =>
As₂O₃ + 6 HCl = 2 AsCl₃ + 3 H₂O

Cl₂ + Br{-} = Cl{-} + Br₂ =>
Cl₂ + 2 Br{-} = 2 Cl{-} + Br₂

H₂O + CO₂ = C₆H₁₂O₆ + O₂ =>
6 H₂O + 6 CO₂ = C₆H₁₂O₆ + 6 O₂

P + Br = PBr₃ =>
P + 3 Br = PBr₃

Fe + Cu{2+} = Fe{2+} + Cu =>
Fe + Cu{2+} = Fe{2+} + Cu

Fe + Cu{2+} = Fe{3+} + Cu =>
2 Fe + 3 Cu{2+} = 2 Fe{3+} + 3 Cu

Cl₂ + NaBr = NaCl + Br₂ =>
Cl₂ + 2 NaBr = 2 NaCl + Br₂

Fe + Cl₂ = FeCl₃ =>
2 Fe + 3 Cl₂ = 2 FeCl₃

CO₂ + H₂O = H₂CO₃ =>
CO₂ + H₂O = H₂CO₃

1 2 3 4

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