Équations équilibrées la veille |
C2H6O2 + 8 HNO3 = C2H2O4 + 8 NO2 + 6 H2O
K + H2O = H2 + KOH =>
2 K + 2 H2O = H2 + 2 KOH
Fe2(SO4)3 + KSCN = K3Fe(SCN)6 + K2SO4 =>
Fe2(SO4)3 + 12 KSCN = 2 K3Fe(SCN)6 + 3 K2SO4
FeCl2 + NaH2PO4 = Fe3(PO4)2 + NaCl + H + PO4 =>
3 FeCl2 + 6 NaH2PO4 = Fe3(PO4)2 + 6 NaCl + 12 H + 4 PO4
CO(g) + H2(g) = C8H18(l) + H2O =>
8 CO(g) + 17 H2(g) = C8H18(l) + 8 H2O
H{+} + VO3{-} + SO2 = VO{2+} + SO4{2-} + H2O =>
4 H{+} + 2 VO3{-} + SO2 = 2 VO{2+} + SO4{2-} + 2 H2O
TiCl4(g) + Mg(l) = Ti(s) + MgCl2(l) =>
TiCl4(g) + 2 Mg(l) = Ti(s) + 2 MgCl2(l)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
HPO2 + Cu(OH)2 = Cu(PO2)2 + H2O =>
2 HPO2 + Cu(OH)2 = Cu(PO2)2 + 2 H2O
SnS + HNO3 = SnO2 + H2SO4 + NO2 + H2O =>
SnS + 10 HNO3 = SnO2 + H2SO4 + 10 NO2 + 4 H2O
V2O5 + H2O = VO(H2O)5 + OH =>
V2O5 + 13 H2O = 2 VO(H2O)5 + 6 OH
PBO(s)C = PB(s)CO(g) =>
PBO(s)C = PB(s)CO(g)
CuO + N2O3 = Cu(NO2)2 =>
CuO + N2O3 = Cu(NO2)2
PbO(s)CO(g) = Pb(s)CO2(g) =>
PbO(s)CO(g) = Pb(s)CO2(g)
CuO + N2O3 = Cu(NO2)2 =>
CuO + N2O3 = Cu(NO2)2
PbOCO = PbCO2 =>
PbOCO = PbCO2
NH4Cl + NaNO3 = N2 + NaCl + H2O + NH3OHCl =>
2 NH4Cl + NaNO3 = N2 + NaCl + 2 H2O + NH3OHCl
C3H9N + O2 = CO2 + H2O + NO2 =>
4 C3H9N + 25 O2 = 12 CO2 + 18 H2O + 4 NO2
Fe2(SO4)3 + BaCl2 = FeCl3 + BaSO4 =>
Fe2(SO4)3 + 3 BaCl2 = 2 FeCl3 + 3 BaSO4
As + Br = AsBr =>
As + Br = AsBr
C9H6O4 + O2 = CO2 + H2O =>
2 C9H6O4 + 17 O2 = 18 CO2 + 6 H2O
FeBr2 + Ti2(SO4)3 = FeSO4 + TiBr3 =>
3 FeBr2 + Ti2(SO4)3 = 3 FeSO4 + 2 TiBr3
H2C2O4 + NaOH = Na2C2O4(aq) + H2O(l) =>
H2C2O4 + 2 NaOH = Na2C2O4(aq) + 2 H2O(l)
Fe2(SO4)3 + K(SCN) = K3Fe(SCN)6 + K2SO4 =>
Fe2(SO4)3 + 12 K(SCN) = 2 K3Fe(SCN)6 + 3 K2SO4
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
Ga + Cl2 = GaCl3 =>
2 Ga + 3 Cl2 = 2 GaCl3
Cl + FeCl3 = FeCl4 =>
Cl + FeCl3 = FeCl4
H2(CO3) + Na(OH) = Na2CO3 + H2O =>
H2(CO3) + 2 Na(OH) = Na2CO3 + 2 H2O
NH2C(CH2OH)3 + H2O = NH3C(CH2OH)3 + OH =>
NH2C(CH2OH)3 + H2O = NH3C(CH2OH)3 + OH
Ag2O + K2CrO4 = K2O + Ag2CrO4 =>
Ag2O + K2CrO4 = K2O + Ag2CrO4
Fe2(SO4)3 + Ba(OH)2 = Fe(OH)3 + BaSO4 =>
Fe2(SO4)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 BaSO4
ZnO + NH4NO3 = [Zn(NH3)4](NO3)2 + HNO3 + H2O =>
ZnO + 4 NH4NO3 = [Zn(NH3)4](NO3)2 + 2 HNO3 + H2O
K2CrO4 + HCl + KOH = CrCl3 + H2O + KO =>
K2CrO4 + 3 HCl + KOH = CrCl3 + 2 H2O + 3 KO
C5H11OH + HBr = H2O + C5H11Br =>
C5H11OH + HBr = H2O + C5H11Br
C3H5CH3 + O2 = CO2 + H2O =>
C3H5CH3 + 6 O2 = 4 CO2 + 4 H2O
Bi + NH3 = Bi(NH3)3 =>
Bi + 3 NH3 = Bi(NH3)3
H3BO3 + (CH3CO)2O = (CH3COO)2BOB(CH3COO)2 + CH3COOH =>
2 H3BO3 + 5(CH3CO)2O = (CH3COO)2BOB(CH3COO)2 + 6 CH3COOH
H2 + Te = HTe =>
H2 + 2 Te = 2 HTe
C3H8N + O2 = CO2 + H2O + NO2 =>
C3H8N + 6 O2 = 3 CO2 + 4 H2O + NO2
HCl + KMn = KCl + MnCl2 + H2 =>
6 HCl + 2 KMn = 2 KCl + 2 MnCl2 + 3 H2
Cu{2+}(aq) + Au{+}(aq) = Au{2+}(aq) + Cu(s) =>
Cu{2+}(aq) + 2 Au{+}(aq) = 2 Au{2+}(aq) + Cu(s)
KHC2O4*H2C2O4*2H2O + KMnO4 = MnO + K2C2O4 + H2O + CO2 =>
4 KHC2O4*H2C2O4*2H2O + 2 KMnO4 = 2 MnO + 3 K2C2O4 + 14 H2O + 10 CO2
Ca2 + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca2 + 4 H3PO4 = 2 Ca3(PO4)2 + 6 H2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Ag + N2 = Ag3N =>
6 Ag + N2 = 2 Ag3N
C2H5OH(l) + O2(g) = H2O(l) + CO2 =>
C2H5OH(l) + 3 O2(g) = 3 H2O(l) + 2 CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
H3PO4(aq) + Mg(OH)2(aq) = Mg3(PO4)2 + H2O =>
2 H3PO4(aq) + 3 Mg(OH)2(aq) = Mg3(PO4)2 + 6 H2O
OH{-} + MnO4{-} + I{-} = IO3{-} + MnO4{-2} + H2O =>
6 OH{-} + 6 MnO4{-} + I{-} = IO3{-} + 6 MnO4{-2} + 3 H2O
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