| Équations équilibrées la veille |
NaOH + H2O = NaO2H3
H2S + Cr(OH)2 = CrS + H2O =>
H2S + Cr(OH)2 = CrS + 2 H2O
CuCO3 + Al = Al2(CO3)3 + Cu =>
3 CuCO3 + 2 Al = Al2(CO3)3 + 3 Cu
Cu(OH)2 + CO2 + H2O = Cu(OH)2CO3 + H2 =>
Cu(OH)2 + CO2 + H2O = Cu(OH)2CO3 + H2
HClKOH = KClH2O =>
HClKOH = KClH2O
Fe + HNO3(dilute) = Fe(NO3)2 + H2O + NO =>
3 Fe + 8 HNO3(dilute) = 3 Fe(NO3)2 + 4 H2O + 2 NO
HC2H3O2 + NH4HCO3 = NH4C2H3O2 + H2O + CO2 =>
HC2H3O2 + NH4HCO3 = NH4C2H3O2 + H2O + CO2
COOH(CHOH)4COOH + NaNO2 + CH3OH = H2N(CHOH)6NH2 + H2O + NaOH =>
COOH(CHOH)4COOH + 18 NaNO2 + 48 CH3OH = 9 H2N(CHOH)6NH2 + 20 H2O + 18 NaOH
NaOH + CoCl = Co2OH + NaCl2 =>
NaOH + 2 CoCl = Co2OH + NaCl2
COF2 + KMnO4 = KF + CO2 + Mn + O =>
COF2 + 2 KMnO4 = 2 KF + CO2 + 2 Mn + 7 O
OH + NH3 = NO + H2O =>
5 OH + NH3 = NO + 4 H2O
H{+} + AsO4{3-}(aq) + Zn(s) = AsH3(g) + Zn{2+}(aq) + H2O =>
11 H{+} + AsO4{3-}(aq) + 4 Zn(s) = AsH3(g) + 4 Zn{2+}(aq) + 4 H2O
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Ni(OH)2 + H2CrO4 = H2O + NiCrO4 =>
Ni(OH)2 + H2CrO4 = 2 H2O + NiCrO4
ZnF2(aq) + H2O(aq) = ZnO + F2H2 =>
ZnF2(aq) + H2O(aq) = ZnO + F2H2
KOH + NH4(NO3) = KNO3 + NH4(OH) =>
KOH + NH4(NO3) = KNO3 + NH4(OH)
MnO2 + HNO3 + NaNO2 = Mn(NO3)2 + H2ONaNO3 =>
MnO2 + 2 HNO3 + NaNO2 = Mn(NO3)2 + H2ONaNO3
Pb(C2H3O2)2 + HS = PbS2 + HC2H3O2 =>
Pb(C2H3O2)2 + 2 HS = PbS2 + 2 HC2H3O2
MnO(OH)2 + KI + HCI = MnCI2 + I2 + H2O + KCI =>
MnO(OH)2 + 3 KI + 4 HCI = MnCI2 + I2 + 3 H2O + 3 KCI
KNCO + (NH4)2SO4 = NH4NCO + K2SO4 =>
2 KNCO + (NH4)2SO4 = 2 NH4NCO + K2SO4
Ca + H{-} = Ca2{-} + H2 =>
4 Ca + 2 H{-} = 2 Ca2{-} + H2
AI(OH)3 + HCIO2 = AI(CIO2)3 + H2O =>
AI(OH)3 + 3 HCIO2 = AI(CIO2)3 + 3 H2O
H2SO4 + Mg(OH)2 = HOH + Mg(HSO4)2 =>
2 H2SO4 + Mg(OH)2 = 2 HOH + Mg(HSO4)2
NO2CO = CO2NO =>
NO2CO = CO2NO
NaOH + Cl2Cu = Cl2OH + NaCu =>
NaOH + Cl2Cu = Cl2OH + NaCu
Al + SnO = AlSn + O2 =>
2 Al + 2 SnO = 2 AlSn + O2
C3H9O3N + NaOH = NaHCO3 + CH3CH2NH3OH =>
C3H9O3N + NaOH = NaHCO3 + CH3CH2NH3OH
C + H2 = C5H =>
10 C + H2 = 2 C5H
H2CO3 + KMnO4 = K2CO3 + HMnO4 =>
H2CO3 + 2 KMnO4 = K2CO3 + 2 HMnO4
K2CrO4 + HBr = H2CrO4 + KBr =>
K2CrO4 + 2 HBr = H2CrO4 + 2 KBr
Y(OH)3 + FeOOH = Y2Fe5O12 + H2O + FeO =>
2 Y(OH)3 + 8 FeOOH = Y2Fe5O12 + 7 H2O + 3 FeO
NO2 + CO = N + CO2 =>
NO2 + 2 CO = N + 2 CO2
HC2H3O + Ca(OH)2 = Ca(C2H3O2)2 + H2 =>
2 HC2H3O + Ca(OH)2 = Ca(C2H3O2)2 + 2 H2
CuSn6 + H2SO4 = CuSO4 + Sn(SO4)2 + SO2 + H2O =>
CuSn6 + 26 H2SO4 = CuSO4 + 6 Sn(SO4)2 + 13 SO2 + 26 H2O
Ag + H2SiO3 = AgSiO3 + H2 =>
Ag + H2SiO3 = AgSiO3 + H2
(NH4)CO3 = NH3 + CO2 + H2 + O =>
2(NH4)CO3 = 2 NH3 + 2 CO2 + H2 + 2 O
CH3COOH + PO4 = CO2 + PO3 + H2O =>
CH3COOH + 4 PO4 = 2 CO2 + 4 PO3 + 2 H2O
Na2C2O4 + H2SO4 + NaMnO4 = MnSO4 + Na2SO4 + CO2 + H2O =>
5 Na2C2O4 + 8 H2SO4 + 2 NaMnO4 = 2 MnSO4 + 6 Na2SO4 + 10 CO2 + 8 H2O
H2(S0)4 + NaOH = Na2S04 + H2O =>
H2(S0)4 + 2 NaOH = Na2S04 + 2 H2O
CuSO4 + NaP2 = NaSO4 + CuP2 =>
CuSO4 + NaP2 = NaSO4 + CuP2
Ag3N + CoCl2 = Ag3Cl2 + CoN =>
Ag3N + CoCl2 = Ag3Cl2 + CoN
NiN2O6 + FeN3H18O18 + C2H6O = NiFe2O4 + CO2 + NH3 + H2O =>
3 NiN2O6 + 6 FeN3H18O18 + 16 C2H6O = 3 NiFe2O4 + 32 CO2 + 24 NH3 + 66 H2O
NaHCO3 + H2C4H4O6 = CO2 + H2O + Na2C4H4O6 =>
2 NaHCO3 + H2C4H4O6 = 2 CO2 + 2 H2O + Na2C4H4O6
Ba(OH)2 + NH4 = NH3 + Ba + H2O =>
Ba(OH)2 + 2 NH4 = 2 NH3 + Ba + 2 H2O
CrO3 + NH4OH = (NH4)2CrO4 + H2O =>
CrO3 + 2 NH4OH = (NH4)2CrO4 + H2O
Mg + H(PO4)2 = H2 + Mg3(PO4)2 =>
6 Mg + 2 H(PO4)2 = H2 + 2 Mg3(PO4)2
NaHCO3(s) = Na2C2O4(s) + H2O(g) + O2 =>
4 NaHCO3(s) = 2 Na2C2O4(s) + 2 H2O(g) + O2
HCl + KC4H5O6 = KCl + C4H6O6 =>
HCl + KC4H5O6 = KCl + C4H6O6
MnO2 + H2S + H{+} = Mn{2+} + S + H2O =>
MnO2 + H2S + 2 H{+} = Mn{2+} + S + 2 H2O
NH4I + AgNO3 = IAg + NH4NO3 =>
NH4I + AgNO3 = IAg + NH4NO3
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Équations équilibrées sur12/19/24
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