| Équations équilibrées la veille |
3 Hg(NO3)2 + 2 H3PO4 = Hg3(PO4)2 + 6 HNO3
MnCl2*4H2O + CoCl2*6H2O + FeCl3*6H2O + NaOH = Mn5Co5Fe20O40 + H2O + NaCl =>
5 MnCl2*4H2O + 5 CoCl2*6H2O + 20 FeCl3*6H2O + 80 NaOH = Mn5Co5Fe20O40 + 210 H2O + 80 NaCl
KJ + AgNO3 = KNO3 + JAg =>
KJ + AgNO3 = KNO3 + JAg
MgO(s) + HCl(aq) = MgCl2(aq) + H2O(l) =>
MgO(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l)
sulfur + ozone = sulfurdioxide =>
3 S + 2 O3 = 3 SO2
CrBr2(aq) + Na2CO3(aq) = CrCO3 + NaBr =>
CrBr2(aq) + Na2CO3(aq) = CrCO3 + 2 NaBr
C8H19O2PS2 + Na2CO3 = C8H18NaO2PS2 + NaHCO3 =>
C8H19O2PS2 + Na2CO3 = C8H18NaO2PS2 + NaHCO3
C2 + OH = CO2 + H2O =>
C2 + 8 OH = 2 CO2 + 4 H2O
MnBr2 + Na2SO4 = NaBr + MnSO4 =>
MnBr2 + Na2SO4 = 2 NaBr + MnSO4
KJ + AgNO3 = KNO3 + JAg =>
KJ + AgNO3 = KNO3 + JAg
VO + Fe2O3 = V2O5 + FeO =>
2 VO + 3 Fe2O3 = V2O5 + 6 FeO
(CH3)2CHCOCH3 + CH3OH = (CH3)2CHC(OH)(OCH3)CH3 =>
(CH3)2CHCOCH3 + CH3OH = (CH3)2CHC(OH)(OCH3)CH3
KI + AgNO3 = I2 + Ag + KNO3 =>
2 KI + 2 AgNO3 = I2 + 2 Ag + 2 KNO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
HClCaC2 = HC2CaCl =>
HClCaC2 = HC2CaCl
C10H22 + O2 = CO2 + H2 =>
C10H22 + 10 O2 = 10 CO2 + 11 H2
CaCl2 + Na3PO4*12H2O = Ca3(PO4)2 + NaCl + H2O =>
3 CaCl2 + 2 Na3PO4*12H2O = Ca3(PO4)2 + 6 NaCl + 24 H2O
CuCO3 + CH3COOH = Cu(CH3CO2) + CO2 + H2O =>
8 CuCO3 + 9 CH3COOH = 8 Cu(CH3CO2) + 10 CO2 + 6 H2O
Ni + H2SO4 = Ni2(SO4)3 + SO2 + H2O =>
2 Ni + 6 H2SO4 = Ni2(SO4)3 + 3 SO2 + 6 H2O
Fe(NO3)3 + NiCl2 = FeCl3 + Ni(NO3)2 =>
2 Fe(NO3)3 + 3 NiCl2 = 2 FeCl3 + 3 Ni(NO3)2
Cr2O7{-} + H2C2O4 + H{+} = Cr{+3} + CO2 + H2O =>
2 Cr2O7{-} + 7 H2C2O4 + 14 H{+} = 4 Cr{+3} + 14 CO2 + 14 H2O
NaOH(aq)KCl(aq) = NaCl(aq)KOH(aq) =>
NaOH(aq)KCl(aq) = NaCl(aq)KOH(aq)
C10H14N2O8Na2 + NaOH = C10H12N2O8Na4 + H2O =>
C10H14N2O8Na2 + 2 NaOH = C10H12N2O8Na4 + 2 H2O
C2H6O + CH3COOH = CH3COOCH2CH3 + H2O =>
C2H6O + CH3COOH = CH3COOCH2CH3 + H2O
CaCl2*9H2O = CaCl2 + H2O =>
CaCl2*9H2O = CaCl2 + 9 H2O
CH + O2 = H2O + CO2 =>
4 CH + 5 O2 = 2 H2O + 4 CO2
MnO2 + KNO3 + Ca(OH)2 = KMnO4 + KNO2 + Ca(NO3)2 + H2O =>
2 MnO2 + 5 KNO3 + Ca(OH)2 = 2 KMnO4 + 3 KNO2 + Ca(NO3)2 + H2O
PbS + HCl + HNO3 = H2PbCl4 + H2SO4 + NO + H2O =>
3 PbS + 12 HCl + 8 HNO3 = 3 H2PbCl4 + 3 H2SO4 + 8 NO + 4 H2O
C3H5 + Cl2 = C3H5Cl2 =>
C3H5 + Cl2 = C3H5Cl2
S + Cl = Cl2S4 =>
4 S + 2 Cl = Cl2S4
KNO3 + S = K2O + SO2 + NO =>
4 KNO3 + 3 S = 2 K2O + 3 SO2 + 4 NO
Cr2O3 + Al = Cr + Al2O3 =>
Cr2O3 + 2 Al = 2 Cr + Al2O3
Al + MnO4 + H2O = MnO2 + Al(OH)4 =>
Al + MnO4 + 2 H2O = MnO2 + Al(OH)4
Fe + HOH = FeO + H =>
Fe + HOH = FeO + 2 H
HCOONa + AgNO3 + NH3 + H2O = Ag + Na2CO3 + (NH4)2CO3 =>
18 HCOONa + 4 AgNO3 + 14 NH3 + 6 H2O = 4 Ag + 9 Na2CO3 + 9(NH4)2CO3
P2O5 + Na2SO4 = Na3PO4 + SO3 =>
P2O5 + 3 Na2SO4 = 2 Na3PO4 + 3 SO3
K + Mg3P2 = Mg + K3P =>
6 K + Mg3P2 = 3 Mg + 2 K3P
Mg(SO4)K(CO3) = Mg(CO3)K(SO4) =>
Mg(SO4)K(CO3) = Mg(CO3)K(SO4)
Kl + H2O = HKl + OH =>
Kl + H2O = HKl + OH
Sr(OH)2 + S = SrS + SrSO3 + H2O =>
3 Sr(OH)2 + 3 S = 2 SrS + SrSO3 + 3 H2O
Cr2(SO4)3 + AgCH3COO = Cr(CH3COO)3 + Ag2SO4 =>
Cr2(SO4)3 + 6 AgCH3COO = 2 Cr(CH3COO)3 + 3 Ag2SO4
NaCl + KMnO4 = NaMnO4 + KCl =>
NaCl + KMnO4 = NaMnO4 + KCl
FeCl2 + H2S = Fe2S2 + HCl =>
2 FeCl2 + 2 H2S = Fe2S2 + 4 HCl
NO2 + O2 + H2 = HNO3 =>
2 NO2 + O2 + H2 = 2 HNO3
KI + H2O2 + HNO3 = I2 + KNO3 + H2O =>
2 KI + H2O2 + 2 HNO3 = I2 + 2 KNO3 + 2 H2O
Ba + HOH = Ba(OH)2 + H =>
Ba + 2 HOH = Ba(OH)2 + 2 H
N + O2 = N2O5 =>
4 N + 5 O2 = 2 N2O5
Mg + CuCl2 = Cu + MgCl2 =>
Mg + CuCl2 = Cu + MgCl2
K2SO3 + HClO4 = KClO4 + H2SO3 =>
K2SO3 + 2 HClO4 = 2 KClO4 + H2SO3
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