Équations chimiques équilibrées sur08/16/24

Sodiumperoxide + water = Sodiumhydroxide + oxygen =>
2 Na₂O₂ + 2 H₂O = 4 NaOH + O₂

MnO₂ + H₂O₂ = HMnO₂ + HO₂ =>
MnO₂ + H₂O₂ = HMnO₂ + HO₂

H₂PtCl₆ + NaOH + N₂H₄*2HCl = Pt + H₂O + N₂ + NaCl =>
H₂PtCl₆ + 8 NaOH + N₂H₄*2HCl = Pt + 8 H₂O + N₂ + 8 NaCl

C₁₁H₂₂O₁₁ + CuO = CO₂ + H₂O + Cu =>
C₁₁H₂₂O₁₁ + 22 CuO = 11 CO₂ + 11 H₂O + 22 Cu

H₂SO₄ + Mg(OH) = MgHSO₄ + H₂O =>
H₂SO₄ + Mg(OH) = MgHSO₄ + H₂O

HgN₂O₆ = Hg + NO₂ + O₂ =>
HgN₂O₆ = Hg + 2 NO₂ + O₂

PbS(s) + Li(No₃)(aq) = Pb(No₃) + SLi(aq) =>
PbS(s) + Li(No₃)(aq) = Pb(No₃) + SLi(aq)

Al₂(SO₄)₃ + NaOH = Na₂SO₄ + Na₃(Al(OH)₆) =>
Al₂(SO₄)₃ + 12 NaOH = 3 Na₂SO₄ + 2 Na₃(Al(OH)₆)

Zn + AgNO₂ = Ag + ZnNO₂ =>
Zn + AgNO₂ = Ag + ZnNO₂

Sn(OH)₄ + HF = SnF₄ + H₂O =>
Sn(OH)₄ + 4 HF = SnF₄ + 4 H₂O

BaO + Fe₂O₃ = BaO₃ + Fe₂O =>
BaO + Fe₂O₃ = BaO₃ + Fe₂O

H₂ + (SO₃) = HSO₃ =>
H₂ + 2(SO₃) = 2 HSO₃

B + C + Si = BCSi =>
B + C + Si = BCSi

F₂ + CoCl₂ = CoF + Cl =>
F₂ + 2 CoCl₂ = 2 CoF + 4 Cl

CoCl₂ + KOH + KClO₃ = KCl + CoO₃ + H₂O =>
3 CoCl₂ + 6 KOH + 2 KClO₃ = 8 KCl + 3 CoO₃ + 3 H₂O

C₉H₇O₄Na + H₂O = C₉H₈O₄ + NaOH =>
C₉H₇O₄Na + H₂O = C₉H₈O₄ + NaOH

BaO + Al₂O₃ = BaAl₂O₄ =>
BaO + Al₂O₃ = BaAl₂O₄

AlOH + HPO₄ = AlPO₄ + HOH =>
AlOH + HPO₄ = AlPO₄ + HOH

C₆H₁₂O₆ + CO₂ = CH₂CHOH(COOH)₂ =>
C₆H₁₂O₆ + 2 CO₂ = 2 CH₂CHOH(COOH)₂

CH₃OH + NaNH₂ = CH₃O + NaNH₃ =>
CH₃OH + NaNH₂ = CH₃O + NaNH₃

CH₃OH + NaNH₂ = NaOCH₃ + NH₃ =>
CH₃OH + NaNH₂ = NaOCH₃ + NH₃

Na₂HPO₄ = Na₄P₂O₇ + H₂O =>
2 Na₂HPO₄ = Na₄P₂O₇ + H₂O

CH₃OH + NaNH₂ = CH₃ONa + NH₃ =>
CH₃OH + NaNH₂ = CH₃ONa + NH₃

K₂SNO₂ + Br₂ + KOH = K₂SNO₃ + KBr + H₃O =>
4 K₂SNO₂ + 3 Br₂ + 6 KOH = 4 K₂SNO₃ + 6 KBr + 2 H₃O

Li₂S + K₂SO₄ = Li₂SO₄ + SK₂ =>
Li₂S + K₂SO₄ = Li₂SO₄ + SK₂

MnO₂ + FeSO₄ + H₂SO₄ = MnSO₄ + Fe(SO₄)₂ + H₂O =>
MnO₂ + FeSO₄ + 2 H₂SO₄ = MnSO₄ + Fe(SO₄)₂ + 2 H₂O

NaOH + H₂ = Na + HOH =>
2 NaOH + H₂ = 2 Na + 2 HOH

CH₃OH + NaNH₂ = CH₃O + NaNH₃ =>
CH₃OH + NaNH₂ = CH₃O + NaNH₃

[Co(C₂H₈N₂)₃][C₄H₄O₆]Cl*5H₂O + NH₃ + NaI = [Co(C₂H₈N₂)₃]I₃*H₂O + NaCl + NaOH + (NH₄)₂(C₄H₄O₆) + H₂O =>
[Co(C₂H₈N₂)₃][C₄H₄O₆]Cl*5H₂O + 2 NH₃ + 3 NaI = [Co(C₂H₈N₂)₃]I₃*H₂O + NaCl + 2 NaOH + (NH₄)₂(C₄H₄O₆) + 2 H₂O

Cu + HNO₃ + H{+} = Cu{+2} + NO₂ + H₂O =>
Cu + 2 HNO₃ + 2 H{+} = Cu{+2} + 2 NO₂ + 2 H₂O

Copper + FeSO₄ = CuSO₄ + iron =>
Cu + FeSO₄ = CuSO₄ + Fe

NO₃{-} + H₂SO₄ + Fe₂{+} = Fe₃{+} + NO + SO₄₂{-} + H₂O =>
39 NO₃{-} + 2 H₂SO₄ + 111 Fe₂{+} = 74 Fe₃{+} + 39 NO + 2 SO₄₂{-} + 2 H₂O

NH₃(g) + O₂(g) = NO(g) + H₂O(e) =>
4 NH₃(g) + 5 O₂(g) = 4 NO(g) + 6 H₂O(e)

Cu₂S + HNO₃ = Cu(NO₃)₂CuSO₄ + NO₂ + H₂O =>
Cu₂S + 12 HNO₃ = Cu(NO₃)₂CuSO₄ + 10 NO₂ + 6 H₂O

CH₂O + AgOH + NH₄OH = CHOONH₄ + H₂O + Ag =>
CH₂O + 2 AgOH + NH₄OH = CHOONH₄ + 2 H₂O + 2 Ag

C₆H₅NH₂ + KOH = C₆H₅OK + NH₃ =>
C₆H₅NH₂ + KOH = C₆H₅OK + NH₃

Ca(OH)₂ + BaSO₄ = Ba(OH)₂ + CaSO₄ =>
Ca(OH)₂ + BaSO₄ = Ba(OH)₂ + CaSO₄

H₂ + SO₂ = H₂S₂O₄ =>
H₂ + 2 SO₂ = H₂S₂O₄

Ca(NO₃)₂ + Ca(OH)₂ = Ca₂ + NO₃OH =>
Ca(NO₃)₂ + Ca(OH)₂ = Ca₂ + 2 NO₃OH

NCl₃ + H₂O = NH₃ + NOCl + Cl₂ =>
5 NCl₃ + 3 H₂O = 2 NH₃ + 3 NOCl + 6 Cl₂

CH₃OH + NaNH₂ = CH₃O + NaNH₃ =>
CH₃OH + NaNH₂ = CH₃O + NaNH₃

K₃[Fe(CN)₆] + Zn = Zn₃[Fe(CN)₆]₂ + K =>
2 K₃[Fe(CN)₆] + 3 Zn = Zn₃[Fe(CN)₆]₂ + 6 K

K + S = K₂S =>
2 K + S = K₂S

Cd(s) + NiCl₂(aq) = CdCl₂(aq) + Ni(s) =>
Cd(s) + NiCl₂(aq) = CdCl₂(aq) + Ni(s)

C₃H₈O₃ = C₄H₁₀O₂ + H₂O + CO₂ =>
11 C₃H₈O₃ = 7 C₄H₁₀O₂ + 9 H₂O + 5 CO₂

HNO₃(aq) + Cu = Cu(NO₃)₂ + NO₂ + H₂O =>
4 HNO₃(aq) + Cu = Cu(NO₃)₂ + 2 NO₂ + 2 H₂O

C₄H₁₀O + Cr₂O₇ = C₄H₈O + H₂O + Cr =>
7 C₄H₁₀O + Cr₂O₇ = 7 C₄H₈O + 7 H₂O + 2 Cr

HCHO + CuSO₄ + NaOH = HCOOH + Cu₂O + Na₂SO₄ + H₂O =>
HCHO + 2 CuSO₄ + 4 NaOH = HCOOH + Cu₂O + 2 Na₂SO₄ + 2 H₂O

CH₃OH + NaNH₂ = CH₃O + NaNH₃ =>
CH₃OH + NaNH₂ = CH₃O + NaNH₃

NaHCO₃ + BaCl₂ = BaCO₃ + HCl + NaCl =>
NaHCO₃ + BaCl₂ = BaCO₃ + HCl + NaCl

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