| Équations équilibrées la veille | Équations équilibrées le lendemain |
LiOH + CaNO3 = LiNO3 + CaOH
bromine + sodiumIodide = sodiumbromide + iodine =>
Br2 + 2 NaI = 2 NaBr + I2
KAlO2 + NH3 = KNO3 + Al + KOH + H2O =>
8 KAlO2 + 3 NH3 = 3 KNO3 + 8 Al + 5 KOH + 2 H2O
C6H12 + H2O = CO + H2 =>
C6H12 + 6 H2O = 6 CO + 12 H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
MnBr2 + Na2CO3 = MnCO3 + Br2Na2 =>
MnBr2 + Na2CO3 = MnCO3 + Br2Na2
Al + CO2 = Al2O3 + CO =>
2 Al + 3 CO2 = Al2O3 + 3 CO
Mg + N(subscript)2 = Mg(subscript)3N(subscript)2 =>
3 Mg + N(subscript)2 = Mg(subscript)3N(subscript)2
MgSO4 + HNO3 = Mg(NO3)2 + H2 + SO4 =>
MgSO4 + 2 HNO3 = Mg(NO3)2 + H2 + SO4
NaFeO2 + NaNO3 + NaOH = Na2FeO4 + NaNO2 + H2O =>
2 NaFeO2 + 3 NaNO3 + 2 NaOH = 2 Na2FeO4 + 3 NaNO2 + H2O
KJ + KMnO4 + H2SO4 = MnSO4 + J2 + K2SO4 + H2O =>
10 KJ + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 5 J2 + 6 K2SO4 + 8 H2O
C3H9NO + H2SO4 = C3H9NO4S + H2O =>
C3H9NO + H2SO4 = C3H9NO4S + H2O
Zn2O3 + C = Zn + CO2 =>
2 Zn2O3 + 3 C = 4 Zn + 3 CO2
CaS + I2 + HBr = CaBr2 + HI + S =>
CaS + I2 + 2 HBr = CaBr2 + 2 HI + S
KNo3 + NaI = NaNo3 + KI =>
KNo3 + NaI = NaNo3 + KI
(NH4)2C2O4 + Ba{2+} = BaC2O4 + NH4{+} =>
(NH4)2C2O4 + Ba{2+} = BaC2O4 + 2 NH4{+}
Mg(s) + KBr(aq) = K(s) + MgBr2(aq) =>
Mg(s) + 2 KBr(aq) = 2 K(s) + MgBr2(aq)
Zn2O3 + C = Zn + CO =>
Zn2O3 + 3 C = 2 Zn + 3 CO
B + HNO3 = BNO3 + H2 =>
2 B + 2 HNO3 = 2 BNO3 + H2
Rb + Sc2(CrO4)3 = Rb2CrO4 + Sc =>
6 Rb + Sc2(CrO4)3 = 3 Rb2CrO4 + 2 Sc
KCl(aq) + Mg(NO3)2(aq) = MgCl(s) + K(NO3)2(aq) =>
KCl(aq) + Mg(NO3)2(aq) = MgCl(s) + K(NO3)2(aq)
Na2S + Cl2 + H2O = Na2SO4 + HCl =>
Na2S + 4 Cl2 + 4 H2O = Na2SO4 + 8 HCl
Li2SO3 + KMnO4 + H2SO4 = Li2SO4 + K2SO4 + MnSO4 + H2O =>
5 Li2SO3 + 2 KMnO4 + 3 H2SO4 = 5 Li2SO4 + K2SO4 + 2 MnSO4 + 3 H2O
SrCl2 + K2SO4 = KCl + SrSO4 =>
SrCl2 + K2SO4 = 2 KCl + SrSO4
Cr(OH)Cl2 + NaOH = Cr(OH)3 + NaCl =>
Cr(OH)Cl2 + 2 NaOH = Cr(OH)3 + 2 NaCl
BrCl + H2O = HCl + HBrO =>
BrCl + H2O = HCl + HBrO
Fe{+2} + Au(NO3)3 = Au{+3} + Fe(NO3)2 =>
3 Fe{+2} + 2 Au(NO3)3 = 2 Au{+3} + 3 Fe(NO3)2
[Cr(CO(NH2)2)6]4[Cr(CN)6]3 + KMnO4 + H2SO4 = Cr2(SO4)3 + CO2 + K2SO4 + MnSO4 + N2 + H2O =>
10[Cr(CO(NH2)2)6]4[Cr(CN)6]3 + 474 KMnO4 + 816 H2SO4 = 35 Cr2(SO4)3 + 420 CO2 + 237 K2SO4 + 474 MnSO4 + 330 N2 + 1296 H2O
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
C8H18 + O2 = CO + H2O =>
2 C8H18 + 17 O2 = 16 CO + 18 H2O
SO2 + Cr2O7{2-} + H{+} = SO4{2-} + Cr{3+} + H2O =>
3 SO2 + Cr2O7{2-} + 2 H{+} = 3 SO4{2-} + 2 Cr{3+} + H2O
C6H6 + HCl = C6H5Cl + H2 =>
C6H6 + HCl = C6H5Cl + H2
C6H5COOH + KMnO4 + H2SO4 = C6H4(COOH)2 + MnSO4 + K2SO4 + H2O =>
8 C6H5COOH + 6 KMnO4 + 9 H2SO4 = 7 C6H4(COOH)2 + 6 MnSO4 + 3 K2SO4 + 12 H2O
bromine + sodiumIodide = sodiumbromide + iodine =>
Br2 + 2 NaI = 2 NaBr + I2
NaCl3O3 = NaCl + O2 + Cl2 =>
2 NaCl3O3 = 2 NaCl + 3 O2 + 2 Cl2
K3[Fe(CN)6] + Cr + KOH = K4[Fe(CN)6] + KCrO2 + H2O =>
3 K3[Fe(CN)6] + Cr + 4 KOH = 3 K4[Fe(CN)6] + KCrO2 + 2 H2O
Na3[Cr(OH)4] + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
2 Na3[Cr(OH)4] + 5 Br2 + 8 NaOH = 2 Na2CrO4 + 10 NaBr + 8 H2O
Na2Cr2O7 + HI + SnI2 = CrI3 + NaI + SnI4 + H2O =>
Na2Cr2O7 + 14 HI + 3 SnI2 = 2 CrI3 + 2 NaI + 3 SnI4 + 7 H2O
Ba(C2H3O2)2 + Na2SO4 = BaSO4 + NaC2H3O2 =>
Ba(C2H3O2)2 + Na2SO4 = BaSO4 + 2 NaC2H3O2
H{+} + ClO2{-} + Cr = ClO{-} + Cr{2+} + H2O =>
2 H{+} + ClO2{-} + Cr = ClO{-} + Cr{2+} + H2O
CoCl3(aq) + AgNO3(aq) = AgCl3(s) + CoNO3(aq) =>
CoCl3(aq) + AgNO3(aq) = AgCl3(s) + CoNO3(aq)
C7H5COOH + LiOH = H2O + C7H5COOLi =>
C7H5COOH + LiOH = H2O + C7H5COOLi
Na2O + HOH = NaOH =>
Na2O + HOH = 2 NaOH
Au2O3 = Au + O2Au2O3 = Au + O2 =>
5 Au2O3 = 4 Au + 3 O2Au2O3
Zn(OH)2 + HNO3 = Zn(NO3)2 + H2O =>
Zn(OH)2 + 2 HNO3 = Zn(NO3)2 + 2 H2O
Zn + NaNO3 = ZnNa + NO3 =>
Zn + NaNO3 = ZnNa + NO3
H2 + BeI2 = HI + Be =>
H2 + BeI2 = 2 HI + Be
CH3COOH + Cl2 = ClCH3COOH =>
2 CH3COOH + Cl2 = 2 ClCH3COOH
V2O5 + Zn + HCl = VCl2 + ZnCl2 + H2O =>
V2O5 + 3 Zn + 10 HCl = 2 VCl2 + 3 ZnCl2 + 5 H2O
Fe2(SO4)3 + Na2CO3 + H2O = FeO(OH) + CO2 + Na2SO4 =>
Fe2(SO4)3 + 3 Na2CO3 + H2O = 2 FeO(OH) + 3 CO2 + 3 Na2SO4
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