| Équations équilibrées la veille |
Al2O3 + 3 H2SO3 = Al2(SO4)3 + 6 H
FeI2 + Na2S2O3 = NaI + FeS2O3 =>
FeI2 + Na2S2O3 = 2 NaI + FeS2O3
C + I1 = CI =>
C + I1 = CI
Ba(CH3COO)2 + NH4P = NH4CH3COO + BaP2 =>
Ba(CH3COO)2 + 2 NH4P = 2 NH4CH3COO + BaP2
K{+} + S{2-} = K + S =>
2 K{+} + S{2-} = 2 K + S
COOH + Na = COONa + H =>
COOH + Na = COONa + H
Br + KI = KBr + I2 =>
2 Br + 2 KI = 2 KBr + I2
AgNO3 + Na2(HPO4) = Ag2(HPO4) + NaNO3 =>
2 AgNO3 + Na2(HPO4) = Ag2(HPO4) + 2 NaNO3
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
K2O + H3PO4 = H2O + K3PO4 =>
3 K2O + 2 H3PO4 = 3 H2O + 2 K3PO4
C6H8O7 + NaHCO3 = C6H5NaO7 + CO2 + H2O =>
8 C6H8O7 + 9 NaHCO3 = 9 C6H5NaO7 + 3 CO2 + 14 H2O
PbO + O = Pb3O4 =>
3 PbO + O = Pb3O4
C3H54O23 = CO2 + H2 + H2O =>
C3H54O23 = 3 CO2 + 10 H2 + 17 H2O
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
MnO4 + SO2 = Mn + SO4 =>
MnO4 + 2 SO2 = Mn + 2 SO4
C6H22H6 + O2 = CO2 + H2O =>
C6H22H6 + 13 O2 = 6 CO2 + 14 H2O
Nd2Ni3 + HCl = NdCl3 + NiH2 =>
Nd2Ni3 + 6 HCl = 2 NdCl3 + 3 NiH2
AsO2 + OH = AsO4 + H2O =>
AsO2 + 4 OH = AsO4 + 2 H2O
KCl + Ba(OH)2 = KOH + BaCl2 =>
2 KCl + Ba(OH)2 = 2 KOH + BaCl2
NaCl + Hg(C2H3O2)2 = Na(C2H3O2)2 + ClHg =>
NaCl + Hg(C2H3O2)2 = Na(C2H3O2)2 + ClHg
ZnCl2 + H2 = Zn + HCl =>
ZnCl2 + H2 = Zn + 2 HCl
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Sr(NO3)2 + Al2(SO4)2 = Sr(SO4)2 + Al2(NO3)2 =>
Sr(NO3)2 + Al2(SO4)2 = Sr(SO4)2 + Al2(NO3)2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Cu2S + HNO3 = Cu(NO3)2 + SO2 + H2O + NO =>
3 Cu2S + 20 HNO3 = 6 Cu(NO3)2 + 3 SO2 + 10 H2O + 8 NO
NaBr = BrNa =>
NaBr = BrNa
Cr2O7{-} + Cl{-} + H{+} = Cr3{+} + H2O + Cl2 =>
6 Cr2O7{-} + 74 Cl{-} + 84 H{+} = 4 Cr3{+} + 42 H2O + 37 Cl2
C2N2 + H2O = HCN + HCON =>
C2N2 + H2O = HCN + HCON
ZnCl2 + H2 = Zn + HCl =>
ZnCl2 + H2 = Zn + 2 HCl
KMnO4 + H2SO4 + FeSO4 = H2O + K2SO4 + MnSO4 + Fe2(SO4)3 =>
2 KMnO4 + 8 H2SO4 + 10 FeSO4 = 8 H2O + K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3
Ba3(PO4)2 + H2S = BaS + H3PO4 =>
Ba3(PO4)2 + 3 H2S = 3 BaS + 2 H3PO4
U + BrF5 = UF6 + Br2 =>
5 U + 6 BrF5 = 5 UF6 + 3 Br2
Ba(C2O4) + K(IO3) = Ba(IO3)2 + K2(C2O4) =>
Ba(C2O4) + 2 K(IO3) = Ba(IO3)2 + K2(C2O4)
C5H11O5COH + H2 = C5H11O5CH2OH =>
C5H11O5COH + H2 = C5H11O5CH2OH
K2CO3 + MnO2 = K2MnO4 + CO =>
K2CO3 + MnO2 = K2MnO4 + CO
NH3 + KMnO4 = N2 + MnO2 + H2O + K =>
4 NH3 + 3 KMnO4 = 2 N2 + 3 MnO2 + 6 H2O + 3 K
MnO4 + VO = MnO2 + VO2 =>
MnO4 + 2 VO = MnO2 + 2 VO2
C8H9NO2 + O2 = CO2 + N2 + H2O =>
4 C8H9NO2 + 37 O2 = 32 CO2 + 2 N2 + 18 H2O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
MnCl2 = Cl2 + Mn =>
MnCl2 = Cl2 + Mn
Fe{+3+} + SCN{-} = FeSCN =>
Fe{+3+} + SCN{-} = FeSCN
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
LiCl + Br2 = LiBr + Cl2 =>
2 LiCl + Br2 = 2 LiBr + Cl2
LiOH + CdO = Li2O + Cd(OH)2 =>
2 LiOH + CdO = Li2O + Cd(OH)2
HNO3 + RbOH = RbNO3 + H2O =>
HNO3 + RbOH = RbNO3 + H2O
FeBr3 + Na2S = Fe2S3 + NaBr =>
2 FeBr3 + 3 Na2S = Fe2S3 + 6 NaBr
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
MoS + O2 = Mo + SO2 =>
MoS + O2 = Mo + SO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
SO2 + Cr2O72 = SO42 + Cr3 =>
27 SO2 + 15 Cr2O72 = 27 SO42 + 10 Cr3
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