Équations équilibrées la veille |
C2H5OH + O2 = CH3COOH + H2O
ZnO + CO = Zn + CO2 =>
ZnO + CO = Zn + CO2
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
NaOH + CH3COOH = H2O + CH3COONa =>
NaOH + CH3COOH = H2O + CH3COONa
CaSO3 + C + Ca(OH)2 = CaOH + CO2 + SO2 =>
2 CaSO3 + C + 2 Ca(OH)2 = 4 CaOH + CO2 + 2 SO2
Zn3(PO4)2 + Na = Na3(PO4) + Zn =>
Zn3(PO4)2 + 6 Na = 2 Na3(PO4) + 3 Zn
BaO + CaO = CaBaO2 =>
BaO + CaO = CaBaO2
Na3PO4 + AlCl3 = NaCl + AlPO4 =>
Na3PO4 + AlCl3 = 3 NaCl + AlPO4
C6H5COOH + C2H5OH = C6H5COO(C2H5) + H2O =>
C6H5COOH + C2H5OH = C6H5COO(C2H5) + H2O
H4P2O7 + Cu(OH)2 = Cu4(P2O7)2 + H2O =>
2 H4P2O7 + 4 Cu(OH)2 = Cu4(P2O7)2 + 8 H2O
Ca + HI = CaI2 + H2 =>
Ca + 2 HI = CaI2 + H2
C8H18O3(l) + O2(g) = H2O(g) + CO(g) =>
C8H18O3(l) + 7 O2(g) = 9 H2O(g) + 8 CO(g)
Na2[Sn(OH)4] + Bi(NO3)3 = Bi[Sn(OH)4] + Na2(NO3)3 =>
Na2[Sn(OH)4] + Bi(NO3)3 = Bi[Sn(OH)4] + Na2(NO3)3
Na2[Sn(OH)4] + Bi(NO3)3 = NaNO3 + Bi(OH)3 + Sn(NO3)2 =>
3 Na2[Sn(OH)4] + 4 Bi(NO3)3 = 6 NaNO3 + 4 Bi(OH)3 + 3 Sn(NO3)2
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
calciumhydroxide + carbondioxide = calciumcarbonate + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
NO2(g) + H2(g) = NH3(g) + H2O(g) =>
2 NO2(g) + 7 H2(g) = 2 NH3(g) + 4 H2O(g)
Na2[Sn(OH)4] + Bi(NO3)3 = NaNO3 + Bi(OH)3 + Sn(NO3)2 =>
3 Na2[Sn(OH)4] + 4 Bi(NO3)3 = 6 NaNO3 + 4 Bi(OH)3 + 3 Sn(NO3)2
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Na2[Sn(OH)4] + Bi(NO3)3 = NaNO3 + Bi(OH)3 + Sn(NO3)2 =>
3 Na2[Sn(OH)4] + 4 Bi(NO3)3 = 6 NaNO3 + 4 Bi(OH)3 + 3 Sn(NO3)2
(b)C7H16(l) + O2(g) = CO2(g) + H2O(g) =>
(b)C7H16(l) + 11 O2(g) = 7 CO2(g) + 8 H2O(g)
Cr3 + NiSO4 = Cr2(SO4)3 + Ni2 =>
4 Cr3 + 18 NiSO4 = 6 Cr2(SO4)3 + 9 Ni2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
CuNO3 + HNO3 = Cu(NO3)2 + NO + H2O =>
3 CuNO3 + 4 HNO3 = 3 Cu(NO3)2 + NO + 2 H2O
Ni(OH)2 + NH3 = NH3OH + Ni =>
Ni(OH)2 + 2 NH3 = 2 NH3OH + Ni
AgBr + Fe2(CO3)3 = FeBr3 + Ag2(CO3) =>
6 AgBr + Fe2(CO3)3 = 2 FeBr3 + 3 Ag2(CO3)
Na2[Sn(OH)4] + Bi(NO3)3 = NaNO3 + Bi(OH)3 + Sn(NO3)2 =>
3 Na2[Sn(OH)4] + 4 Bi(NO3)3 = 6 NaNO3 + 4 Bi(OH)3 + 3 Sn(NO3)2
Ca(OH)2 + NaOH = Na(OH)2 + Ca(OH) =>
Ca(OH)2 + NaOH = Na(OH)2 + Ca(OH)
Ca + CO4 + HCl = CaCl2 + CO2 + H2O =>
2 Ca + CO4 + 4 HCl = 2 CaCl2 + CO2 + 2 H2O
CaCl2 + AgNO3 = Ca(NO3)2 + AgCl =>
CaCl2 + 2 AgNO3 = Ca(NO3)2 + 2 AgCl
Na2[Sn(OH)4] + Bi(NO3)3 = NaNO3 + Bi(OH)3 + Sn(NO3)2 =>
3 Na2[Sn(OH)4] + 4 Bi(NO3)3 = 6 NaNO3 + 4 Bi(OH)3 + 3 Sn(NO3)2
CO(NH2)2 + C6H5NH2 = C6H5NHCONHC6H5 + NH3 =>
CO(NH2)2 + 2 C6H5NH2 = C6H5NHCONHC6H5 + 2 NH3
NH3(g) + HCl(g) = NH4Cl(c) =>
NH3(g) + HCl(g) = NH4Cl(c)
Ba + NaOH = Na + Ba(OH) =>
Ba + NaOH = Na + Ba(OH)
CaCl + NaPO4 = CaPO4 + NaCl =>
CaCl + NaPO4 = CaPO4 + NaCl
MgCl{2} + AgNO{3} = Mg(NO{3}){2} + AgCl =>
MgCl{2} + AgNO{3} = Mg(NO{3}){2} + AgCl
Na2[Sn(OH)4] + Bi(NO3)3 = NaNO3 + Bi(OH)3 + Sn(NO3)2 =>
3 Na2[Sn(OH)4] + 4 Bi(NO3)3 = 6 NaNO3 + 4 Bi(OH)3 + 3 Sn(NO3)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
ZnI2 + K3(PO4) = Zn(PO4) + I2K3 =>
ZnI2 + K3(PO4) = Zn(PO4) + I2K3
Cl2 + MgI2 = ClI + Mg =>
Cl2 + MgI2 = 2 ClI + Mg
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
C7H6O3 + O2 = CO2 + H2O =>
C7H6O3 + 7 O2 = 7 CO2 + 3 H2O
Na2[Sn(OH)4] + Bi(NO3)3 = NaNO3 + Bi(OH)3 + Sn(NO3)2 =>
3 Na2[Sn(OH)4] + 4 Bi(NO3)3 = 6 NaNO3 + 4 Bi(OH)3 + 3 Sn(NO3)2
Ra + N2 = Ra3N2 =>
3 Ra + N2 = Ra3N2
Ga + H2O = Ga3O4 + H2 =>
3 Ga + 4 H2O = Ga3O4 + 4 H2
CH2O2 + O2 = CO2 + H2O =>
2 CH2O2 + O2 = 2 CO2 + 2 H2O
NaClO = NaCl + O2 =>
2 NaClO = 2 NaCl + O2
SeC16 + O2 = SeO2 + C12 =>
3 SeC16 + 3 O2 = 3 SeO2 + 4 C12
MgSO4 + K2CO3 = K2SO4 + MgCO3 =>
MgSO4 + K2CO3 = K2SO4 + MgCO3
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