| Équations équilibrées la veille |
CaCO3 = CaO + CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Na4[Fe(CN)6] + FeCl3 = FeNa[Fe(CN)6] + NaCl =>
Na4[Fe(CN)6] + FeCl3 = FeNa[Fe(CN)6] + 3 NaCl
KAl(SO4)2 + Ba(NO3)2 = BaSO4 + KNO3 + Al(NO3)3 =>
KAl(SO4)2 + 2 Ba(NO3)2 = 2 BaSO4 + KNO3 + Al(NO3)3
H2 + S8 = H2S =>
8 H2 + S8 = 8 H2S
KI + (NH4)2S2O8 = I2 + K2SO4 + (NH4)2SO4 =>
2 KI + (NH4)2S2O8 = I2 + K2SO4 + (NH4)2SO4
MgO(s) + HCl(aq) = MgCl2(aq) + H2O(l) =>
MgO(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l)
CH2O + H2 = CH3 + OH =>
CH2O + H2 = CH3 + OH
AgO + HCl = AgCl + Cl2 + H2O =>
2 AgO + 4 HCl = 2 AgCl + Cl2 + 2 H2O
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
Ba(NO3)2 + Na2Cr2O7 = BaCr2O7 + NaNO3 =>
Ba(NO3)2 + Na2Cr2O7 = BaCr2O7 + 2 NaNO3
NaCl + K[Sb(OH)6] = Na[Sb(OH)6] + KCl =>
NaCl + K[Sb(OH)6] = Na[Sb(OH)6] + KCl
C2H3O2F + O2 = CO2 + H2O + HF =>
2 C2H3O2F + 3 O2 = 4 CO2 + 2 H2O + 2 HF
CH3CCCH3 + KMnO4 + KOH = CH3COOK + H2O + K2MnO4 =>
CH3CCCH3 + 6 KMnO4 + 8 KOH = 2 CH3COOK + 4 H2O + 6 K2MnO4
C3H8O2 + HNO3 = C3H6N2O6 + H2O =>
C3H8O2 + 2 HNO3 = C3H6N2O6 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Ca3(PO4)2 + Na2CO3 = Ca(CO3) + Na3(PO4) =>
Ca3(PO4)2 + 3 Na2CO3 = 3 Ca(CO3) + 2 Na3(PO4)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C7H12 + O2 = CO2 + H2O =>
C7H12 + 10 O2 = 7 CO2 + 6 H2O
Zn + CuCl2 = Cu + ZnCl =>
2 Zn + CuCl2 = Cu + 2 ZnCl
Ti + Si + TiC = Ti3SiC2 =>
Ti + Si + 2 TiC = Ti3SiC2
Cu(NO3)2 + HNO3 = CuNO3 + H(NO3)2 =>
Cu(NO3)2 + HNO3 = CuNO3 + H(NO3)2
Mg(OH)2 + CO2 = H2O + MgCO3 =>
Mg(OH)2 + CO2 = H2O + MgCO3
C2H5OH(aq) + O2(g) = CO2(g) + H2O(g) =>
C2H5OH(aq) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
Ba(C2H3O2)2(aq) + ZnSO4(aq) = BaSO4(s) + Zn(C2H3O2)2(aq) =>
Ba(C2H3O2)2(aq) + ZnSO4(aq) = BaSO4(s) + Zn(C2H3O2)2(aq)
NaMnO4 + KBr + H2SO4 = MnSO4 + Br2 + Na2SO4 + K2SO4 + H2O =>
2 NaMnO4 + 10 KBr + 8 H2SO4 = 2 MnSO4 + 5 Br2 + Na2SO4 + 5 K2SO4 + 8 H2O
Al + Cu(NO3)2 = Al(NO3)3 + Cu =>
2 Al + 3 Cu(NO3)2 = 2 Al(NO3)3 + 3 Cu
C3H7COOH + KOH = (C3H7COO)K + H2O =>
C3H7COOH + KOH = (C3H7COO)K + H2O
CaCl2*H2O = H2O + CaCl2 =>
CaCl2*H2O = H2O + CaCl2
NH2CH2COOH + N2 = NH2CH2COON + H2 =>
2 NH2CH2COOH + N2 = 2 NH2CH2COON + H2
SO2 + Zn(OH)2 = H2SO3 + ZnSO3 =>
2 SO2 + Zn(OH)2 = H2SO3 + ZnSO3
Cu + OH = Cu(OH)2 =>
Cu + 2 OH = Cu(OH)2
KC4H5O6 + NaHCO3 + H2O = KNaC4H4O6*4H2O + CO2 =>
KC4H5O6 + NaHCO3 + 3 H2O = KNaC4H4O6*4H2O + CO2
ScF3 + Ca + MgCl2 = CaF2 + CaCl2 + MgSc =>
2 ScF3 + 5 Ca + 2 MgCl2 = 3 CaF2 + 2 CaCl2 + 2 MgSc
CI4 + Br2 = CBr4 + I2 =>
CI4 + 2 Br2 = CBr4 + 2 I2
H2S(g) + Cl2(g) = S8(s) + HCl(l) =>
8 H2S(g) + 8 Cl2(g) = S8(s) + 16 HCl(l)
CC3H3 + O2 = CO2 + H2O =>
4 CC3H3 + 19 O2 = 16 CO2 + 6 H2O
NiF2 + H2O = NiO + FH =>
NiF2 + H2O = NiO + 2 FH
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
Sc2O3 + SO3 = Sc2(SO4)3 =>
Sc2O3 + 3 SO3 = Sc2(SO4)3
Co + S = CoS =>
Co + S = CoS
CH2 + H2O = COH2 + H =>
CH2 + H2O = COH2 + 2 H
Fe + NH4OH = Fe(OH)2 + NH4 =>
Fe + 2 NH4OH = Fe(OH)2 + 2 NH4
Mg + RbNO3 = Mg(NO3)2 + Rb =>
Mg + 2 RbNO3 = Mg(NO3)2 + 2 Rb
Ba + P = Ba3P2 =>
3 Ba + 2 P = Ba3P2
CaCl2 + H3PO4 = Ca3(PO4)2 + HCl =>
3 CaCl2 + 2 H3PO4 = Ca3(PO4)2 + 6 HCl
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Équations équilibrées sur02/10/25
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