Équations équilibrées la veille |
SnCl4 + Al = Al(Cl4) + Sn
NaOH + H2SO4 = Na2SO4 + HOH =>
2 NaOH + H2SO4 = Na2SO4 + 2 HOH
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
KMnO4 + HBr = MnBr3 + KBr + H3O + Br2 =>
KMnO4 + 12 HBr = MnBr3 + KBr + 4 H3O + 4 Br2
Ca + F2 = CaF2 =>
Ca + F2 = CaF2
CaO + KNO3 = Ca(NO3)2 + K2O =>
CaO + 2 KNO3 = Ca(NO3)2 + K2O
P2O5 + H2O = PO(OH)3 =>
P2O5 + 3 H2O = 2 PO(OH)3
HClO3 = Cl02 + O2 + H2O =>
4 HClO3 = 2 Cl02 + 5 O2 + 2 H2O
Pb + K2CrO4 = PbCrO4 + K =>
Pb + K2CrO4 = PbCrO4 + 2 K
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
H2SO4 + Ca3(PO4)2 + H2O = CaSO4*H2O + H3PO4 =>
3 H2SO4 + Ca3(PO4)2 + 3 H2O = 3 CaSO4*H2O + 2 H3PO4
Na2SO4 + BaCI2 = Na2CI2 + SO4Ba =>
Na2SO4 + BaCI2 = Na2CI2 + SO4Ba
TiOSO4 + HCl + Zn = H2O + TiCl3 + ZnSO4 + H2 =>
2 TiOSO4 + 6 HCl + 2 Zn = 2 H2O + 2 TiCl3 + 2 ZnSO4 + H2
NaNO2 + H2SO4 + Na2Cr2O7 = Na2SO4 + Cr2(SO4)3 + H2O + NaNO3 =>
3 NaNO2 + 4 H2SO4 + Na2Cr2O7 = Na2SO4 + Cr2(SO4)3 + 4 H2O + 3 NaNO3
NH3 + NaOH = H2O + NH2Na =>
NH3 + NaOH = H2O + NH2Na
Pb(s) + KCl(aq) = K + PbCl =>
Pb(s) + KCl(aq) = K + PbCl
S + F + NaOH = NaF + Na2SO4 + H2O =>
S + 6 F + 8 NaOH = 6 NaF + Na2SO4 + 4 H2O
AgNO3(aq) + Na2Cr2O7(aq) = Ag2Cr2O7(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2Cr2O7(aq) = Ag2Cr2O7(s) + 2 NaNO3(aq)
C7H16 + KMnO4 + H2O = C6H12O2 + MnO2 + KOH =>
18 C7H16 + 40 KMnO4 + 2 H2O = 21 C6H12O2 + 40 MnO2 + 40 KOH
NaOH + CuSO3 = CuOH + NaSO3 =>
NaOH + CuSO3 = CuOH + NaSO3
Na2CO3 + CaBr2 = CaCO3 + Na2Br2 =>
Na2CO3 + CaBr2 = CaCO3 + Na2Br2
Pb + K2CrO4 = PbCrO4 + K2 =>
Pb + K2CrO4 = PbCrO4 + K2
Zn + HNO3 = Zn2NO3 + NO + H2O =>
6 Zn + 4 HNO3 = 3 Zn2NO3 + NO + 2 H2O
BaCO3 + SnI4 = BaI2 + Sn(CO3)2 =>
2 BaCO3 + SnI4 = 2 BaI2 + Sn(CO3)2
FeO + Na2SO4 = Na2O + FeSO4 =>
FeO + Na2SO4 = Na2O + FeSO4
Ag + S8 = Ag2S =>
16 Ag + S8 = 8 Ag2S
Pb + PbO2 + H2SO4 = PbSO4 + H2O =>
Pb + PbO2 + 2 H2SO4 = 2 PbSO4 + 2 H2O
ClO3 + H2O = Cl + OH =>
ClO3 + 3 H2O = Cl + 6 OH
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Zn{2+} + S{2-} = ZnS(s) =>
Zn{2+} + S{2-} = ZnS(s)
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
H2 + O = H2O =>
H2 + O = H2O
HCl + HNO3 = HClO3 + NO2 + H2O =>
HCl + 6 HNO3 = HClO3 + 6 NO2 + 3 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
K2Co3 + Al(OH)3 = KOH + Al2(Co3)3 =>
3 K2Co3 + 2 Al(OH)3 = 6 KOH + Al2(Co3)3
Al(C2H3O2)3 + BaO = Ba(C2H3O2)2 + Al2O3 =>
2 Al(C2H3O2)3 + 3 BaO = 3 Ba(C2H3O2)2 + Al2O3
Fe + H2 = FeH56 =>
Fe + 28 H2 = FeH56
U + F2 = UF6 =>
U + 3 F2 = UF6
Ca + Ag{+} = Ca{2} + Ag =>
Ca + 2 Ag{+} = Ca{2} + 2 Ag
MnO4 + ClO2 = MnO2 + ClO4 =>
MnO4 + ClO2 = MnO2 + ClO4
Ag + S = Ag2S =>
2 Ag + S = Ag2S
Br2 + CuI = CuBr + I2 =>
Br2 + 2 CuI = 2 CuBr + I2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
SnCl2 + Fe = FeCl2 + Sn =>
SnCl2 + Fe = FeCl2 + Sn
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