Équations équilibrées la veille |
Nb2O5 + 5 Ca = 5 CaO + 2 Nb
V4 + O2 = V2O5 =>
V4 + 5 O2 = 2 V2O5
Fe + NH4OH = Fe2O3 + NH4(s) + H2O =>
2 Fe + 6 NH4OH = Fe2O3 + 6 NH4(s) + 3 H2O
Ba(NO3)2 + KNO3 = BaNO3 + K(NO3)2 =>
Ba(NO3)2 + KNO3 = BaNO3 + K(NO3)2
SmH + Au + Ti = AuTiSm + H =>
SmH + Au + Ti = AuTiSm + H
HOBr = H{+} + OBr{-} =>
HOBr = H{+} + OBr{-}
Fe2S3 = Fe{+3} + S{-2} =>
Fe2S3 = 2 Fe{+3} + 3 S{-2}
S2Cl2 + HOH = H2SO3 + S + HCl =>
2 S2Cl2 + 3 HOH = H2SO3 + 3 S + 4 HCl
N2O + BaO = NBa + O2 =>
2 N2O + 4 BaO = 4 NBa + 3 O2
KCr2O7 + H2SO4 + Na2SO3 = CrSO3 + KSO4 + Na2SO4 + H2O =>
KCr2O7 + 3 H2SO4 + 6 Na2SO3 = 2 CrSO3 + KSO4 + 6 Na2SO4 + 3 H2O
KBr + H2O = HBr + K2O =>
2 KBr + H2O = 2 HBr + K2O
Sb + H2O = Sb2O2 + H =>
2 Sb + 2 H2O = Sb2O2 + 4 H
BaCO3 + NaCl2 = NaCO3 + BaCl2 =>
BaCO3 + NaCl2 = NaCO3 + BaCl2
Mg(No3)2 + H2O = Mg(OH)2 + HNo3 =>
Mg(No3)2 + 2 H2O = Mg(OH)2 + 2 HNo3
(CuSO)4 + K2S = CuS + K2SO4 =>
(CuSO)4 + K2S = 4 CuS + K2SO4
NaCl + SnNO3 = SnCl + NaNO3 =>
NaCl + SnNO3 = SnCl + NaNO3
PbO2 + CaCl2 = PbCl4 + CaO =>
PbO2 + 2 CaCl2 = PbCl4 + 2 CaO
HI + Ca = H2Ca + I =>
2 HI + Ca = H2Ca + 2 I
H2SO4 + PbI2 = PbSO4 + I2 + H2 =>
H2SO4 + PbI2 = PbSO4 + I2 + H2
H2S + Au(OH)3 = Au(HS)3 + H2O =>
3 H2S + Au(OH)3 = Au(HS)3 + 3 H2O
Pb(NO3)2 + K2SiO3 = KNO3 + PbSiO3 =>
Pb(NO3)2 + K2SiO3 = 2 KNO3 + PbSiO3
H2SO4 + PbI2 = PbSO4 + H2I2 =>
H2SO4 + PbI2 = PbSO4 + H2I2
C5H12 + HCl = C5H11Cl + H2 =>
C5H12 + HCl = C5H11Cl + H2
*2HgO = *2Hg + O2 =>
*2HgO = *2Hg + O2
Ni + H2SO4 = NiSO4 + SO2 + H2O =>
Ni + 2 H2SO4 = NiSO4 + SO2 + 2 H2O
Mg + KOH = Mg(OH)2 + K20 =>
10 Mg + 20 KOH = 10 Mg(OH)2 + K20
Cs(s) + O2(g) = Cs2O =>
4 Cs(s) + O2(g) = 2 Cs2O
KMnO4 + KNO2 + H2SO4 = MnSO4 + H2O + KNO3 + K22SO4 =>
22 KMnO4 + 65 KNO2 + 23 H2SO4 = 22 MnSO4 + 23 H2O + 65 KNO3 + K22SO4
Fe(OH)2 + NaCl = FeCl2 + Na(OH) =>
Fe(OH)2 + 2 NaCl = FeCl2 + 2 Na(OH)
Mg3N2 + HCl = MgCl2 + NH4Cl =>
Mg3N2 + 8 HCl = 3 MgCl2 + 2 NH4Cl
CH3OOH + K = CH3OOK + H2 =>
2 CH3OOH + 2 K = 2 CH3OOK + H2
Zn + CH3COOH = Zn(CH3COO)2 + H2 =>
Zn + 2 CH3COOH = Zn(CH3COO)2 + H2
NH4MnO4 + V(NO3)5 = NH4NO3 + V(MnO4)5 =>
5 NH4MnO4 + V(NO3)5 = 5 NH4NO3 + V(MnO4)5
C5H12 + HCl = C5H12Cl + H2 =>
2 C5H12 + 2 HCl = 2 C5H12Cl + H2
HOBr + H2O = H3O + BrO =>
HOBr + H2O = H3O + BrO
AgPO4 + KNO3 = AgNO3 + KPO4 =>
AgPO4 + KNO3 = AgNO3 + KPO4
BaH + H2O = BaH3O =>
BaH + H2O = BaH3O
ZnCO3 + C = Zn + CO2 =>
2 ZnCO3 + C = 2 Zn + 3 CO2
Cr2O4{-2} + H{+} = Cr{+3} + H2O =>
Cr2O4{-2} + 8 H{+} = 2 Cr{+3} + 4 H2O
KBr + C12 = KC1 + Br2 =>
12 KBr + C12 = 12 KC1 + 6 Br2
C2H5OH + C2H3OOH = C2H3OOC2H5 + H2O =>
C2H5OH + C2H3OOH = C2H3OOC2H5 + H2O
Hg9 + HCl7 + HNO63 = HgCl24 + N24O54 + H21O42 =>
11515 Hg9 + 355320 HCl7 + 12096 HNO63 = 103635 HgCl24 + 504 N24O54 + 17496 H21O42
BaI2 + AlCl3 = BaCl2 + AlI3 =>
3 BaI2 + 2 AlCl3 = 3 BaCl2 + 2 AlI3
CH3C2H22CH3 + O2 = CO2 + H2O =>
CH3C2H22CH3 + 11 O2 = 4 CO2 + 14 H2O
C6H4CH3NO2 + Cl2 = C6H2CH3NO2Cl1 + H2 =>
2 C6H4CH3NO2 + Cl2 = 2 C6H2CH3NO2Cl1 + 2 H2
Na3PO4 + LiNO3 = NaNO3 + Li3PO4 =>
Na3PO4 + 3 LiNO3 = 3 NaNO3 + Li3PO4
Li(s) + NaCl(aq) = LiCl(aq) + Na(s) =>
Li(s) + NaCl(aq) = LiCl(aq) + Na(s)
C6H8O7 + C2H6Na4O12 = Na3C6H5O7 + CO2 + H2O =>
5 C6H8O7 + 3 C2H6Na4O12 = 4 Na3C6H5O7 + 12 CO2 + 19 H2O
C2H5COO{-} + H2O = CH4 + HCO3{-} + H{+} =>
4 C2H5COO{-} + 7 H2O = 7 CH4 + 5 HCO3{-} + H{+}
N2(g) + H2(aq) = NH3(aq) =>
N2(g) + 3 H2(aq) = 2 NH3(aq)
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