| Équations équilibrées la veille |
Ca(H2PO4)2 + 6 AgNO3 = 2 Ag3PO4 + Ca(NO3)2 + 4 HNO3
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
NO2 + CO = N2 + CO2 =>
2 NO2 + 4 CO = N2 + 4 CO2
KMnO4 + SnBr2 + H2SO4 = MnSO4 + Sn(SO4)2 + Br2 + K2SO4 + H2O =>
4 KMnO4 + 5 SnBr2 + 16 H2SO4 = 4 MnSO4 + 5 Sn(SO4)2 + 5 Br2 + 2 K2SO4 + 16 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Mg + HClO4 = MgCl2 + Mg(ClO4)2 + H2O =>
8 Mg + 16 HClO4 = MgCl2 + 7 Mg(ClO4)2 + 8 H2O
P + O2 = P22O3 =>
44 P + 3 O2 = 2 P22O3
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
Cu(SO4) + Ba(CO4) = Cu(CO4) + Ba(SO4) =>
Cu(SO4) + Ba(CO4) = Cu(CO4) + Ba(SO4)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NaOH(aq) + H2S(aq) = Na2S + H2O =>
2 NaOH(aq) + H2S(aq) = Na2S + 2 H2O
Li3N + NH4(NO3) = Li(NO3) + (NH4)3N =>
Li3N + 3 NH4(NO3) = 3 Li(NO3) + (NH4)3N
NH4Cl(s) + H2O(l) = NH4OH(aq) + HCl(l) =>
NH4Cl(s) + H2O(l) = NH4OH(aq) + HCl(l)
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
KOH(aq) + HBr = KBr + H2O =>
KOH(aq) + HBr = KBr + H2O
Xe + Mn = Mn4Xe5 =>
5 Xe + 4 Mn = Mn4Xe5
NH4(g) = N2(g) + H2(g) =>
2 NH4(g) = N2(g) + 4 H2(g)
Ag1NO3{-} + NaCl = NaNO3{-} + Ag1Cl =>
Ag1NO3{-} + NaCl = NaNO3{-} + Ag1Cl
N2 + (O2) = (NO2) =>
N2 + 2(O2) = 2(NO2)
Cr2O3 + Mg = Cr2 + MgO =>
Cr2O3 + 3 Mg = Cr2 + 3 MgO
CaSO4 + NaCO3 = Ca(CO3)2 + Na2SO4 =>
CaSO4 + 2 NaCO3 = Ca(CO3)2 + Na2SO4
H69 + Mg8989 = MgH8000 =>
71912000 H69 + 69 Mg8989 = 620241 MgH8000
Fe3(PO4)2 + AgNO3 = Ag(PO4)2 + Fe3NO3 =>
Fe3(PO4)2 + AgNO3 = Ag(PO4)2 + Fe3NO3
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
SrCrO4 = SrCr + O =>
SrCrO4 = SrCr + 4 O
CaCl2(aq) + KI(aq) = CaI2(aq) + KCl(aq) =>
CaCl2(aq) + 2 KI(aq) = CaI2(aq) + 2 KCl(aq)
Al + FeSO4 = Al2[SO4]3 + Fe =>
2 Al + 3 FeSO4 = Al2[SO4]3 + 3 Fe
C6H12O2 + O2 = CO2 + H2O =>
C6H12O2 + 8 O2 = 6 CO2 + 6 H2O
MgSO3 + CuSO4 + MgCO3 = Cu + MgSO4 + CO2 =>
MgSO3 + CuSO4 + MgCO3 = Cu + 2 MgSO4 + CO2
FeSO4K3[Fe(CN)6] = Fe[Fe(CN)6]K3SO4 =>
FeSO4K3[Fe(CN)6] = Fe[Fe(CN)6]K3SO4
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Na4[Fe(CN)6] + FeCl3 = Fe4[Fe(CN)6]3 + NaCl =>
3 Na4[Fe(CN)6] + 4 FeCl3 = Fe4[Fe(CN)6]3 + 12 NaCl
Ni(OH)2 + NaOCl = NiOOH + NaCl + H2O =>
2 Ni(OH)2 + NaOCl = 2 NiOOH + NaCl + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cu2S3 + Cl2 = CuCl2 + SCl2 =>
Cu2S3 + 5 Cl2 = 2 CuCl2 + 3 SCl2
NaOH + CuCl2 = CuO + NaCl + H2O =>
2 NaOH + CuCl2 = CuO + 2 NaCl + H2O
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Al(H2O)6 = Al(H2O)5OH + H =>
Al(H2O)6 = Al(H2O)5OH + H
HF(aq) + SiO2(s) = H2SiF6 + H2O =>
6 HF(aq) + SiO2(s) = H2SiF6 + 2 H2O
Ba(OH)2 + Na2SO4 = BaSO4 + NaOH =>
Ba(OH)2 + Na2SO4 = BaSO4 + 2 NaOH
C6H8O7 + NaOH = C6H5O73 + H2O + Na =>
C6H8O7 + 135 NaOH = C6H5O73 + 69 H2O + 135 Na
Ba(NO3)2 + KHCO3 = BaCO3 + KNO3 + CO2 + H2O =>
Ba(NO3)2 + 2 KHCO3 = BaCO3 + 2 KNO3 + CO2 + H2O
CuSO4 + NaOH = CuO + H2O + Na2SO4 =>
CuSO4 + 2 NaOH = CuO + H2O + Na2SO4
UO + Cr2O7 = UO2 + Cr =>
7 UO + Cr2O7 = 7 UO2 + 2 Cr
HCHO + I2 + KOH = HCOOK + KI + H2O =>
HCHO + I2 + 3 KOH = HCOOK + 2 KI + 2 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
CaOH2 + Cl = CaCl2 + H2O =>
CaOH2 + 2 Cl = CaCl2 + H2O
CH3COOH(aq) + CaCO3(s) = CH3COOCa(aq) + H2O(l) + CO2(g) =>
9 CH3COOH(aq) + 8 CaCO3(s) = 8 CH3COOCa(aq) + 6 H2O(l) + 10 CO2(g)
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