Équations chimiques équilibrées sur02/11/25

KClO₃ + H₂SO₄ = K₂SO₄ + O₂ + H₂O + ClO₂ =>
4 KClO₃ + 2 H₂SO₄ = 2 K₂SO₄ + O₂ + 2 H₂O + 4 ClO₂

CH₃CN + Cu₂O + H₂O = CuCN + CH₃OH =>
2 CH₃CN + Cu₂O + H₂O = 2 CuCN + 2 CH₃OH

AgCl + NH₃ = Ag(NH₃) + Cl =>
AgCl + NH₃ = Ag(NH₃) + Cl

NaBrO + S + NaOH = Na₂SO₄ + NaBr + H₂O =>
3 NaBrO + S + 2 NaOH = Na₂SO₄ + 3 NaBr + H₂O

Ag₂O + KMnO + KOH = Ag₄O₄ + K₂MnO + H₂O =>
2 Ag₂O + 4 KMnO + 4 KOH = Ag₄O₄ + 4 K₂MnO + 2 H₂O

HCl + Fe = H₂Fe + FeCl₂ =>
2 HCl + 2 Fe = H₂Fe + FeCl₂

AlCl₃ + MgSO₄ = Al₂O₁₂S₃ + MgCl₂ =>
2 AlCl₃ + 3 MgSO₄ = Al₂O₁₂S₃ + 3 MgCl₂

Br₂ + Ca(OH)₂ = CaBr₂ + Ca(BrO₃)₂ + H₂O =>
6 Br₂ + 6 Ca(OH)₂ = 5 CaBr₂ + Ca(BrO₃)₂ + 6 H₂O

C₂H₅OH + HBr = C₂H₅Br + H₂O =>
C₂H₅OH + HBr = C₂H₅Br + H₂O

Fe + OH = Fe(OH)₃ =>
Fe + 3 OH = Fe(OH)₃

PCl₅ = PCl₃ + Cl₂ =>
PCl₅ = PCl₃ + Cl₂

C₆H₅Cl + CH₃Cl + Na = C₆H₅CH₃ + NaCl =>
C₆H₅Cl + CH₃Cl + 2 Na = C₆H₅CH₃ + 2 NaCl

HNO₃(aq) + Na₂SO₃(aq) = H₂SO₃ + NaNO₃ =>
2 HNO₃(aq) + Na₂SO₃(aq) = H₂SO₃ + 2 NaNO₃

Pb(SO₄)₂ + K₄[Fe(CN)₆] = Pb[Fe(CN)₆] + K₂(SO₄) =>
Pb(SO₄)₂ + K₄[Fe(CN)₆] = Pb[Fe(CN)₆] + 2 K₂(SO₄)

KFeO₂ + HCl = FeCl₃ + KCl + H₂O =>
KFeO₂ + 4 HCl = FeCl₃ + KCl + 2 H₂O

C₂H₆S + O₂ = CO₂ + H₂O + SO₂ =>
2 C₂H₆S + 9 O₂ = 4 CO₂ + 6 H₂O + 2 SO₂

CrO₃ + NaOH = Na₂CrO₄ + H₂O =>
CrO₃ + 2 NaOH = Na₂CrO₄ + H₂O

Ba + H₂O = BaO + H₂ =>
Ba + H₂O = BaO + H₂

K₂[Fe(CN)₆] + KI + ZnSO₄ = Zn₂[Fe(CN)₆] + K₂SO₄ + I₂ =>
K₂[Fe(CN)₆] + 2 KI + 2 ZnSO₄ = Zn₂[Fe(CN)₆] + 2 K₂SO₄ + I₂

Ca(s) + HOH(l) = Ca{2+}(aq) + OH{-}(aq) + H₂(g) =>
Ca(s) + 2 HOH(l) = Ca{2+}(aq) + 2 OH{-}(aq) + H₂(g)

Ca(OH)₂ + HNO₃ = Ca(NO₃)₂ + H₂O =>
Ca(OH)₂ + 2 HNO₃ = Ca(NO₃)₂ + 2 H₂O

C₃H₇COONa + NaOH = C₃H₈ + Na₂CO₃ =>
C₃H₇COONa + NaOH = C₃H₈ + Na₂CO₃

AgNO₃(aq) + NaS₂(aq) = AgS₂(s) + NaNO₃(aq) =>
AgNO₃(aq) + NaS₂(aq) = AgS₂(s) + NaNO₃(aq)

NH₃ + H₂SO₄ = (NH₄)₂SO₄ =>
2 NH₃ + H₂SO₄ = (NH₄)₂SO₄

COCl₂ + Na₂CO₃ = CONa₂ + Cl₂CO₃ =>
COCl₂ + Na₂CO₃ = CONa₂ + Cl₂CO₃

H₂S + Na₂O₂ + H₂O = Na₂SO₄ + NaOH =>
H₂S + 4 Na₂O₂ + 2 H₂O = Na₂SO₄ + 6 NaOH

As + Si = AsSi =>
As + Si = AsSi

CaCrO₄ + Co₂(SO₄)₃ = Co₂(CrO₄)₃ + CaSO₄ =>
3 CaCrO₄ + Co₂(SO₄)₃ = Co₂(CrO₄)₃ + 3 CaSO₄

SnSO₄ + Zn = ZnSO₄ + Sn =>
SnSO₄ + Zn = ZnSO₄ + Sn

W₂O₆ = WO₃ =>
W₂O₆ = 2 WO₃

C₂H₅Cl + Cl₂ = C₂H₄Cl + HCl =>
2 C₂H₅Cl + Cl₂ = 2 C₂H₄Cl + 2 HCl

VO₂ + Cl₂ = VCl₅ + O₂ =>
2 VO₂ + 5 Cl₂ = 2 VCl₅ + 2 O₂

C + HNO₃ = H₂CO₃ + NO₂ + H₂O =>
C + 4 HNO₃ = H₂CO₃ + 4 NO₂ + H₂O

Cl₂(g) + C₂H₂ = C₂H₂Cl₄ =>
2 Cl₂(g) + C₂H₂ = C₂H₂Cl₄

H₂O + MnO₄{-} + C₂O₄{-2} = MnO₂ + OH{-} + CO₂ =>
4 H₂O + 2 MnO₄{-} + 3 C₂O₄{-2} = 2 MnO₂ + 8 OH{-} + 6 CO₂

KCIO₃ = KCI + O₂ =>
2 KCIO₃ = 2 KCI + 3 O₂

NaCl(s) + CuSO₄(aq) = Na₂SO₄(aq) + CuCl₂(s) =>
2 NaCl(s) + CuSO₄(aq) = Na₂SO₄(aq) + CuCl₂(s)

SnCl₂ + HNO₃ + HCl = SnCl₄ + N₂O + H₂O =>
4 SnCl₂ + 2 HNO₃ + 8 HCl = 4 SnCl₄ + N₂O + 5 H₂O

LiS + P = LiP + S =>
LiS + P = LiP + S

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

Fe*2O*3 + H*2 = Fe + H*2O =>
Fe*2O*3 + H*2 = Fe + H*2O

KI + CuSO₄*5H₂O = K₂SO₄ + Cu + I₂ + H₂O =>
2 KI + CuSO₄*5H₂O = K₂SO₄ + Cu + I₂ + 5 H₂O

Ba(Cl₂) + Na₂(SO₄) = Ba(SO₄) + NaCl =>
Ba(Cl₂) + Na₂(SO₄) = Ba(SO₄) + 2 NaCl

Fe(s) + HCl(aq) = FeCl₂(aq) + H₂(g) =>
Fe(s) + 2 HCl(aq) = FeCl₂(aq) + H₂(g)

Al(OH)₄ + HCl = AlCl₄ + H₂O =>
Al(OH)₄ + 4 HCl = AlCl₄ + 4 H₂O

C₄H₁₀O + O₂ = CO₂ + H₂O =>
C₄H₁₀O + 6 O₂ = 4 CO₂ + 5 H₂O

CuO + HCl = CuCl₂ + H₂O =>
CuO + 2 HCl = CuCl₂ + H₂O

Zn + Sb₂O₃ + H₂SO₄ = ZnSO₄ + H₂O + SbH₃ =>
6 Zn + Sb₂O₃ + 6 H₂SO₄ = 6 ZnSO₄ + 3 H₂O + 2 SbH₃

MgS = Mg + S =>
MgS = Mg + S

Br + H₂S = HBr + S₈ =>
16 Br + 8 H₂S = 16 HBr + S₈

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