Équations équilibrées la veille | Équations équilibrées le lendemain |
H3PO4 + 2 HCl = H3P + 2 HClO2
NaOH + Cl2 = NaClO + NaCl2 + H2O =>
4 NaOH + 3 Cl2 = 2 NaClO + 2 NaCl2 + 2 H2O
P4 + e = P{3-} =>
P4 + 12e = 4 P{3-}
KBr + L2 = KL + Br2 =>
2 KBr + L2 = 2 KL + Br2
PbOH + CaO = PbO + CaOH =>
PbOH + CaO = PbO + CaOH
H2O + CoCl2 = Co(OH)2 + HCl =>
2 H2O + CoCl2 = Co(OH)2 + 2 HCl
Ba3(PO4)2 + K = K3PO4 + Ba =>
Ba3(PO4)2 + 6 K = 2 K3PO4 + 3 Ba
PO4 + CaCl2 = Ca(PO4)2 + Cl =>
2 PO4 + CaCl2 = Ca(PO4)2 + 2 Cl
KClO4 + NH4Br = KBr + NH4ClO4 =>
KClO4 + NH4Br = KBr + NH4ClO4
Mg + I2 = MgI2 =>
Mg + I2 = MgI2
BaNO3 + ZnO2 = BaO + Zn(NO3)2 =>
2 BaNO3 + ZnO2 = 2 BaO + Zn(NO3)2
K2SO4 + HNO3 = H2SO4 + KNO3 =>
K2SO4 + 2 HNO3 = H2SO4 + 2 KNO3
NH2 + F2 = F4N + FH =>
NH2 + 3 F2 = F4N + 2 FH
K2MnO4 + KNO2 + H2SO4 = KNO3 + MnSO4 + K2SO4 + H2O =>
K2MnO4 + 2 KNO2 + 2 H2SO4 = 2 KNO3 + MnSO4 + K2SO4 + 2 H2O
Fe + Cl(g) = FeCl =>
Fe + Cl(g) = FeCl
S + KMnO4 + HCl = SO2 + KCl + MnCl2 + H2O =>
5 S + 4 KMnO4 + 12 HCl = 5 SO2 + 4 KCl + 4 MnCl2 + 6 H2O
KMnO4 + H2O + C3H6 = MnO2 + KOH + C3H6(OH)2 =>
2 KMnO4 + 4 H2O + 3 C3H6 = 2 MnO2 + 2 KOH + 3 C3H6(OH)2
Ba(OH)2 + Al + H2O = Ba3[Al(OH)6]2 + H2 =>
3 Ba(OH)2 + 2 Al + 6 H2O = Ba3[Al(OH)6]2 + 3 H2
Mg + OH = MgOH =>
Mg + OH = MgOH
C3H8 + Br = C3H6Br2 + HBr =>
C3H8 + 4 Br = C3H6Br2 + 2 HBr
Al2O3 + Na2SO4 = Al2(SO4)3 + Na2O =>
Al2O3 + 3 Na2SO4 = Al2(SO4)3 + 3 Na2O
H2O + CuO = Cu + OH =>
H2O + CuO = Cu + 2 OH
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
P4 + NaOH = Na2 + P4OH =>
2 P4 + 2 NaOH = Na2 + 2 P4OH
CaCo3 + HCl = CaCl2 + H2Co3 =>
CaCo3 + 2 HCl = CaCl2 + H2Co3
NaOH + KNO3 = NaK + NO3OH =>
NaOH + KNO3 = NaK + NO3OH
AlCl3 + Ba(OH)2 = Al(OH)3 + BaCl2 =>
2 AlCl3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 BaCl2
SbBr3 + H2O = Sb2O3 + HBr =>
2 SbBr3 + 3 H2O = Sb2O3 + 6 HBr
In(OH)3 + Cr2O3 = In2O3 + Cr(OH)3 =>
2 In(OH)3 + Cr2O3 = In2O3 + 2 Cr(OH)3
Mg(NO3)2 + K2CO3 = Mg(CO3)2 + K2NO3 =>
Mg(NO3)2 + 2 K2CO3 = Mg(CO3)2 + 2 K2NO3
MgSO4 + (NH4)OH = (NH4)2SO4 + Mg(OH)2 =>
MgSO4 + 2(NH4)OH = (NH4)2SO4 + Mg(OH)2
NaH2O = HNaOH =>
NaH2O = HNaOH
SnCl2 + HNO2 + HCl = SnCl4 + NO + H2O =>
SnCl2 + 2 HNO2 + 2 HCl = SnCl4 + 2 NO + 2 H2O
Ca(OH)2 + HCl = CaOHCl + H2O =>
Ca(OH)2 + HCl = CaOHCl + H2O
CaCl2 + K2(CO3) = Ca(CO3) + K2Cl2 =>
CaCl2 + K2(CO3) = Ca(CO3) + K2Cl2
KClO3 + KOH + CaCl2 = CaO3 + KCl + H2O =>
2 KClO3 + 6 KOH + 3 CaCl2 = 3 CaO3 + 8 KCl + 3 H2O
Ca(No3)2 + KCl = CaCl + K(No3)2 =>
Ca(No3)2 + KCl = CaCl + K(No3)2
FeOC = FeCO*2 =>
FeOC = FeCO*2
KOH + MgCl2 = KCl2 + MgOH =>
KOH + MgCl2 = KCl2 + MgOH
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
H2CO4 + H2 = CO2 + H2O =>
H2CO4 + H2 = CO2 + 2 H2O
ZnPt + HCl = ZnCl2 + H2 + Pt =>
ZnPt + 2 HCl = ZnCl2 + H2 + Pt
As + HSO4 = As(SO4)3 + SO + H2O =>
5 As + 18 HSO4 = 5 As(SO4)3 + 3 SO + 9 H2O
Mg(CH3COO)2 + Pb(NO3)2 = Mg(NO3)2 + Pb(CH3COO)2 =>
Mg(CH3COO)2 + Pb(NO3)2 = Mg(NO3)2 + Pb(CH3COO)2
Cl2 + N2H8 = HCl + N2H6 =>
Cl2 + N2H8 = 2 HCl + N2H6
FeCl2 + KHS = FeS + HCl + KCl =>
FeCl2 + KHS = FeS + HCl + KCl
Cu(OH)2 + Na2CO3 = CuCO3 + NaOH =>
Cu(OH)2 + Na2CO3 = CuCO3 + 2 NaOH
Fe2O3 + CO + H2O = CO2 + Fe(OH)2 =>
Fe2O3 + CO + 2 H2O = CO2 + 2 Fe(OH)2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
IO3{-} + {-} + H{+} = I2 + H2O =>
2 IO3{-} + 10e + 12 H{+} = I2 + 6 H2O
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