| Équations équilibrées la veille |
4 KMnO4 + 6 HSO4 + 13 H2 = 2 K2SO4 + 4 MnSO4 + 16 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
NiO + H2 = H2O + Ni =>
NiO + H2 = H2O + Ni
KNO3 + C = KNO2 + CO2 =>
2 KNO3 + C = 2 KNO2 + CO2
KMnO4 + Fe(HCO3)2 + H2O = MnO2 + Fe(OH)3 + CO2 + KHCO3 =>
KMnO4 + 3 Fe(HCO3)2 + 2 H2O = MnO2 + 3 Fe(OH)3 + 5 CO2 + KHCO3
sulfuricacid + Mg(OH)2 = MgSO4 + water =>
H2SO4 + Mg(OH)2 = MgSO4 + 2 H2O
NaBrO3 + AlCl3 = NaCl + Al(BrO3)3 =>
3 NaBrO3 + AlCl3 = 3 NaCl + Al(BrO3)3
PO9 = PO4 + O2 =>
2 PO9 = 2 PO4 + 5 O2
Sn(NO3) + K(SO3) = K(NO3) + Sn(SO3) =>
Sn(NO3) + K(SO3) = K(NO3) + Sn(SO3)
CH2Cl2 + C7H8 = C8H10Cl2 =>
CH2Cl2 + C7H8 = C8H10Cl2
Na3P + H2O = PH3 + NaOH =>
Na3P + 3 H2O = PH3 + 3 NaOH
Sr(OH)2 + HClO4 = Sr(ClO4)2 + H2O =>
Sr(OH)2 + 2 HClO4 = Sr(ClO4)2 + 2 H2O
C2P4 + O3 = C3PO + P5O4 =>
9 C2P4 + 10 O3 = 6 C3PO + 6 P5O4
C9H13NO3 + HCl = C9H13NO3HCl =>
C9H13NO3 + HCl = C9H13NO3HCl
Pb + SO4{2-} + PbO2 + H3O{+} = PbSO4 + H2O =>
Pb + 2 SO4{2-} + PbO2 + 4 H3O{+} = 2 PbSO4 + 6 H2O
C9H13NO3 + Ag2O = C9H9NO3 + Ag + H2O =>
C9H13NO3 + 2 Ag2O = C9H9NO3 + 4 Ag + 2 H2O
C8H12O3 + C9H13NO3 = C17H21NO4 + H2O =>
C8H12O3 + C9H13NO3 = C17H21NO4 + 2 H2O
FeSO4 + KMnO4 + H2SO4 = Fe2(SO6)3 + KHSO4 + MnSO4 + H2O =>
10 FeSO4 + 14 KMnO4 + 33 H2SO4 = 5 Fe2(SO6)3 + 14 KHSO4 + 14 MnSO4 + 26 H2O
CrI + Cl2 = CrCl6 + I2 =>
2 CrI + 6 Cl2 = 2 CrCl6 + I2
NaHCo3 + HNO3 = NaNO3 + H2Co3 =>
NaHCo3 + HNO3 = NaNO3 + H2Co3
Sn + H2O + NaOH = Na[Sn(OH)3] + H2 =>
Sn + 2 H2O + NaOH = Na[Sn(OH)3] + H2
Fe(NH4)2(SO4)2*3H2O + H2O2 + K2C2O4 + H2C2O4 = K3Fe(C2O4)3*3H2O + (NH4)2SO4 + H2SO4 + H2O =>
2 Fe(NH4)2(SO4)2*3H2O + H2O2 + 3 K2C2O4 + 3 H2C2O4 = 2 K3Fe(C2O4)3*3H2O + 2(NH4)2SO4 + 2 H2SO4 + 2 H2O
Ba(OH)2 + H2CO3 = BaCO3 + H2O =>
Ba(OH)2 + H2CO3 = BaCO3 + 2 H2O
KOH + NaOH + H2SO4 = KNaSO4 + H2O =>
KOH + NaOH + H2SO4 = KNaSO4 + 2 H2O
Al + KOH + H2O = K[Al(OH)4] + H2 =>
2 Al + 2 KOH + 6 H2O = 2 K[Al(OH)4] + 3 H2
Ag + Cl2 = AgCl =>
2 Ag + Cl2 = 2 AgCl
H4SiO4 + Al(OH)3 = Al2(SiO3)3 + H2O =>
3 H4SiO4 + 2 Al(OH)3 = Al2(SiO3)3 + 9 H2O
LiCl + Br2 = LiBr + Cl2 =>
2 LiCl + Br2 = 2 LiBr + Cl2
C9H7N + H2 = C9H11N =>
C9H7N + 2 H2 = C9H11N
AlCl3 + Na2CO3 = Al2(CO3)3 + ClNa =>
2 AlCl3 + 3 Na2CO3 = Al2(CO3)3 + 6 ClNa
V3(AsO4)4 + HCl = H3AsO4 + VCl4 =>
V3(AsO4)4 + 12 HCl = 4 H3AsO4 + 3 VCl4
O3 + C2Cl4 + H2O = CO2 + HCl =>
2 O3 + 3 C2Cl4 + 6 H2O = 6 CO2 + 12 HCl
Mg(aq) + Zn(NO3)2(aq) = Mg(NO3)2(aq) + Zn(s) =>
Mg(aq) + Zn(NO3)2(aq) = Mg(NO3)2(aq) + Zn(s)
[Al(OH2)6]{3+} + SO4{2-} + NaOH = Na2SO4 + Al(OH)3 + H2O =>
2[Al(OH2)6]{3+} + 3 SO4{2-} + 6 NaOH = 3 Na2SO4 + 2 Al(OH)3 + 12 H2O
Na(s) + Cl2(g) = NaCl(s) =>
2 Na(s) + Cl2(g) = 2 NaCl(s)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2Cr2O7 + NaNH2 = (NH4)2Cr2O7 + Na2Cr2O7 =>
2 H2Cr2O7 + 2 NaNH2 = (NH4)2Cr2O7 + Na2Cr2O7
MnO4{-} + S + H{+} = Mn2{+} + SO2 + H2O =>
8 MnO4{-} + 13 S + 12 H{+} = 4 Mn2{+} + 13 SO2 + 6 H2O
Sb + (Cl)2 = Sb(Cl)3 =>
2 Sb + 3(Cl)2 = 2 Sb(Cl)3
Cu(OH)2 + H2SO4(aq) = CuSO4(aq) + H2O(l) =>
Cu(OH)2 + H2SO4(aq) = CuSO4(aq) + 2 H2O(l)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
V6O13 + H{+} + e = VO{+2} + H2O =>
V6O13 + 14 H{+} + 2e = 6 VO{+2} + 7 H2O
(NH4)2HPO4 + CaCl2 = NH4Cl + CaHPO4 =>
(NH4)2HPO4 + CaCl2 = 2 NH4Cl + CaHPO4
MgCl2 + K2O = MgO + K2Cl2 =>
MgCl2 + K2O = MgO + K2Cl2
HPO3 + K = KPO3 + H2 =>
2 HPO3 + 2 K = 2 KPO3 + H2
Ba + HNO3 = Ba(NO3)2 + H2 =>
Ba + 2 HNO3 = Ba(NO3)2 + H2
K + H(OH) = K(OH)2 + H =>
K + 2 H(OH) = K(OH)2 + 2 H
SnCl4 + K2(NO3) = Sn(NO3)2 + KCl =>
SnCl4 + 2 K2(NO3) = Sn(NO3)2 + 4 KCl
Sb190Cu10Te300 = Sb + Cu + Te =>
Sb190Cu10Te300 = 190 Sb + 10 Cu + 300 Te
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