Équations équilibrées la veille |
10 NaBr + 8 H2SO4 + 2 KMnO4 = 5 Na2SO4 + K2SO4 + 2 MnSO4 + 5 Br2 + 8 H2O
Na2CO3 + NaCl = Na3 + CO3Cl =>
Na2CO3 + NaCl = Na3 + CO3Cl
CuSO4Na2CrO4 = CuCrO4Na2SO4 =>
CuSO4Na2CrO4 = CuCrO4Na2SO4
S + O2 + MnO2 + H2O = MnSO4*4H2O =>
S + O2 + MnO2 + 4 H2O = MnSO4*4H2O
NaCl(s) + SO2(g) + H2O(l) + O2(g) = Na2SO4(s) + HCl(l) =>
4 NaCl(s) + 2 SO2(g) + 2 H2O(l) + O2(g) = 2 Na2SO4(s) + 4 HCl(l)
C3H8O2 + KMnO4 = K2C3H2O4 + MnO2 + H2O + KOH =>
3 C3H8O2 + 8 KMnO4 = 3 K2C3H2O4 + 8 MnO2 + 8 H2O + 2 KOH
Cu(NO3)2(aq) + K3Fe(CN)6(aq) = Cu(CN)2 + K3Fe(NO3)6(aq) =>
3 Cu(NO3)2(aq) + K3Fe(CN)6(aq) = 3 Cu(CN)2 + K3Fe(NO3)6(aq)
Ca(CO3)2 + Na = Na2CO3 + Ca =>
Ca(CO3)2 + 4 Na = 2 Na2CO3 + Ca
HBr(aq) + KOH(aq) = H2O(l) + KBr(aq) =>
HBr(aq) + KOH(aq) = H2O(l) + KBr(aq)
Fe + (S)2 = Fe(S)2 =>
Fe + (S)2 = Fe(S)2
SrCl + NaHCO3 = NaCl + SrHCO3 =>
SrCl + NaHCO3 = NaCl + SrHCO3
Fe + Cu(NO3)2 = Fe(NO3)2 + Cu =>
Fe + Cu(NO3)2 = Fe(NO3)2 + Cu
NaCl(s) + SO2(g) + H2O(l) + O2(g) = Na2SO4(s) + HCl(g) =>
4 NaCl(s) + 2 SO2(g) + 2 H2O(l) + O2(g) = 2 Na2SO4(s) + 4 HCl(g)
Fe + O2 = FeO3 =>
2 Fe + 3 O2 = 2 FeO3
KOH + MnSO4 + Na2S2O8 = KMnO4 + Na2SO4 + K2SO4 + H2O =>
16 KOH + 2 MnSO4 + 5 Na2S2O8 = 2 KMnO4 + 5 Na2SO4 + 7 K2SO4 + 8 H2O
Al2O3 + Co(NO3)2 = CoAl2O4 + NO2 + O2 =>
2 Al2O3 + 2 Co(NO3)2 = 2 CoAl2O4 + 4 NO2 + O2
NaCl(s) + SO2(g) + H2O(l) + O2(g) = NaSO4(s) + HCl(g) =>
4 NaCl(s) + 4 SO2(g) + 2 H2O(l) + 3 O2(g) = 4 NaSO4(s) + 4 HCl(g)
GaF3 + C = CF + Ga =>
GaF3 + 3 C = 3 CF + Ga
HCN + NaOH = Na + CN + H2O =>
HCN + NaOH = Na + CN + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
K + (NO3)2 = KNO3 =>
2 K + (NO3)2 = 2 KNO3
MgSO4(aq) + AgNO3(aq) = Ag2SO4(s) + Mg(NO3)2(ag) =>
MgSO4(aq) + 2 AgNO3(aq) = Ag2SO4(s) + Mg(NO3)2(ag)
GaF3 + C = CF + Ga =>
GaF3 + 3 C = 3 CF + Ga
Cl2O7 + NH2NH2 = N2 + H2O + HCl =>
Cl2O7 + 4 NH2NH2 = 4 N2 + 7 H2O + 2 HCl
GaF3 + C = CF + Ga =>
GaF3 + 3 C = 3 CF + Ga
NO2 + H2O + O2 = HNO3 =>
4 NO2 + 2 H2O + O2 = 4 HNO3
NH4Cl + Mg3N2 = (NH4)3N + MgCl2 =>
6 NH4Cl + Mg3N2 = 2(NH4)3N + 3 MgCl2
S3Cl2 + Al = S + AlCl3 =>
3 S3Cl2 + 2 Al = 9 S + 2 AlCl3
MgSO4(aq) + AgNO3(aq) = Ag2SO4(s) + Mg(NO3)2(aq) =>
MgSO4(aq) + 2 AgNO3(aq) = Ag2SO4(s) + Mg(NO3)2(aq)
K2S2O8 + FeSO4 = Fe2(SO4)3 + K2SO4 =>
K2S2O8 + 2 FeSO4 = Fe2(SO4)3 + K2SO4
MnO(OH)2 + KOH = K2[MnO(OH)4] =>
MnO(OH)2 + 2 KOH = K2[MnO(OH)4]
Pb(s) + HNO3 = Pb(NO3)2 + NO2 + H2O =>
Pb(s) + 4 HNO3 = Pb(NO3)2 + 2 NO2 + 2 H2O
Fe(OH)(NO3)2 = Fe(OH)3 + Fe(NO3)3 =>
3 Fe(OH)(NO3)2 = Fe(OH)3 + 2 Fe(NO3)3
BaBr + Na3PO4 = Ba3PO4 + BrNa =>
3 BaBr + Na3PO4 = Ba3PO4 + 3 BrNa
N2O5 + F2 = NF3 + O2 =>
2 N2O5 + 6 F2 = 4 NF3 + 5 O2
Pd + H3PO4 = Pd3(PO4)4 + H2 =>
3 Pd + 4 H3PO4 = Pd3(PO4)4 + 6 H2
GaF3 + C = CF + Ga =>
GaF3 + 3 C = 3 CF + Ga
FeOHCl + HCl = FeCl2 + H2O =>
FeOHCl + HCl = FeCl2 + H2O
I2H2 = HI =>
I2H2 = 2 HI
HClO2 + BaCO3 = Ba(ClO2)2 + CO2 + H2O =>
2 HClO2 + BaCO3 = Ba(ClO2)2 + CO2 + H2O
AgNO3(aq) + MgSO4(aq) = Ag2SO4 + Mg(NO3)2 =>
2 AgNO3(aq) + MgSO4(aq) = Ag2SO4 + Mg(NO3)2
C8H16 + O2 = CO2 + H2O =>
C8H16 + 12 O2 = 8 CO2 + 8 H2O
Zn3N2 + H2O = Zn(OH)2 + NH3 =>
Zn3N2 + 6 H2O = 3 Zn(OH)2 + 2 NH3
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
KOH(s) + KH2PO4 = K3PO4(aq) + H2O(l) =>
2 KOH(s) + KH2PO4 = K3PO4(aq) + 2 H2O(l)
AgNO3(aq) + MgSO4(aq) = AgSO4(s) + MgNO3(aq) =>
AgNO3(aq) + MgSO4(aq) = AgSO4(s) + MgNO3(aq)
C5H6(l) + O2(g) = CO2(g) + H2O =>
2 C5H6(l) + 13 O2(g) = 10 CO2(g) + 6 H2O
C5H8O2 + NaHSO3 = C5H9NaO5S =>
C5H8O2 + NaHSO3 = C5H9NaO5S
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
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