Équations équilibrées la veille |
4 C2H7O6 + 3 O2 = 14 H2O + 8 CO2
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
AgNo3(aq) + NH4Cl(aq) = NH4No3(aq) + AgCl(s) =>
AgNo3(aq) + NH4Cl(aq) = NH4No3(aq) + AgCl(s)
Ca(HSO3)2 + Ca(OH)2 = CaSO3 + H2O =>
Ca(HSO3)2 + Ca(OH)2 = 2 CaSO3 + 2 H2O
(NH4)3FeF6 + NH3 + H2O = Fe(OH)3 + NH4F =>
(NH4)3FeF6 + 3 NH3 + 3 H2O = Fe(OH)3 + 6 NH4F
K2FeO4 = K2O + Fe2O3 + O2 =>
4 K2FeO4 = 4 K2O + 2 Fe2O3 + 3 O2
MnSO4 + PbO2 + H2SO4 = HMnO4 + Pb(SO4) + H2O =>
2 MnSO4 + 5 PbO2 + 3 H2SO4 = 2 HMnO4 + 5 Pb(SO4) + 2 H2O
Si + Sb + CaCl2 = CaSi2 + SbCl3 =>
6 Si + 2 Sb + 3 CaCl2 = 3 CaSi2 + 2 SbCl3
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O() =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O()
Na2CO3(aq) + Ca(NO3)2(aq) = Na(NO3)(aq) + CaCO3(s) =>
Na2CO3(aq) + Ca(NO3)2(aq) = 2 Na(NO3)(aq) + CaCO3(s)
Fe1 = Fe3 =>
3 Fe1 = Fe3
HNO3 + FeCO3 = H2O + CO2 + Fe(NO3)2 =>
2 HNO3 + FeCO3 = H2O + CO2 + Fe(NO3)2
Ni + H2SO4 = NiSO4 + H2 =>
Ni + H2SO4 = NiSO4 + H2
CH3COOH + NaOH = CH3COONa + H2O =>
CH3COOH + NaOH = CH3COONa + H2O
C6H5OK + H2O = C6H5OH + KOH =>
C6H5OK + H2O = C6H5OH + KOH
Ni + H2SO4 = NiSO4 + H2 =>
Ni + H2SO4 = NiSO4 + H2
HCO3 + C9H8O4 = H2O + CO2 =>
36 HCO3 + C9H8O4 = 22 H2O + 45 CO2
HBrO3 + HBr = H2O + Br =>
HBrO3 + 5 HBr = 3 H2O + 6 Br
BrO3{-} + Cr(OH) = Br{-} + CrO4 + H2O =>
7 BrO3{-} + 6 Cr(OH) = 7 Br{-} + 6 CrO4 + 3 H2O
C2H4(OH)2 + CH3CH2COOH = CH3COOC2H4 + H2O =>
C2H4(OH)2 + 2 CH3CH2COOH = 2 CH3COOC2H4 + 2 H2O
C6H12O6 + [Ag(NH3)2]OH = C6H12O7 + Ag + H2O + NH3 =>
C6H12O6 + 2[Ag(NH3)2]OH = C6H12O7 + 2 Ag + H2O + 4 NH3
KCl + H2O = K2O + H2Cl2 =>
2 KCl + H2O = K2O + H2Cl2
Na2SO3 + MnF2 + H2O = Mn(OH)2 + SO2 + NaF =>
Na2SO3 + MnF2 + H2O = Mn(OH)2 + SO2 + 2 NaF
HNO3 + FeCO3 = H2O + CO2 + Fe(NO3)2 =>
2 HNO3 + FeCO3 = H2O + CO2 + Fe(NO3)2
LiCl + NH4F = LiF + ClNH4 =>
LiCl + NH4F = LiF + ClNH4
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
SO3 + Fe(OH)3 = FeOHSO4 + H2O =>
SO3 + Fe(OH)3 = FeOHSO4 + H2O
N2SO4 + NaOH = N2OH + NaSO4 =>
N2SO4 + NaOH = N2OH + NaSO4
Mg(CO3) + H2SO4 = Mg(SO4) + CO2 + H2O =>
Mg(CO3) + H2SO4 = Mg(SO4) + CO2 + H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
K2Cr2O7 + C3H8O3 + H2SO4 = Cr2(SO4)3 + K2SO4 + CO2 + H2O =>
7 K2Cr2O7 + 3 C3H8O3 + 28 H2SO4 = 7 Cr2(SO4)3 + 7 K2SO4 + 9 CO2 + 40 H2O
NiO + TeO3 = NiTeO + O2 =>
2 NiO + 2 TeO3 = 2 NiTeO + 3 O2
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
H(SO4) + Zn = ZnSO4 + H =>
H(SO4) + Zn = ZnSO4 + H
O2 + Mn = MnO2 =>
O2 + Mn = MnO2
NO + NaOH = NaNO + NaNO3 + H2O =>
4 NO + 4 NaOH = 3 NaNO + NaNO3 + 2 H2O
Na3SO4 + CaNO3 = Na2NO3 + Ca3(SO4)2 =>
2 Na3SO4 + 3 CaNO3 = 3 Na2NO3 + Ca3(SO4)2
SO2 + KMnO4 + H2O = K2SO4 + MnSO4 + H2SO4 =>
5 SO2 + 2 KMnO4 + 2 H2O = K2SO4 + 2 MnSO4 + 2 H2SO4
K2Cr2O7 + C2H6OH + H2SO4 = Cr2(SO4)3 + CH3COOH + K2SO4 + H2O =>
5 K2Cr2O7 + 6 C2H6OH + 20 H2SO4 = 5 Cr2(SO4)3 + 6 CH3COOH + 5 K2SO4 + 29 H2O
Na + PO4 = (Na)3PO4 =>
3 Na + PO4 = (Na)3PO4
CH3CH2NH3 + OH = CH3CH2NH2 + H2O =>
CH3CH2NH3 + OH = CH3CH2NH2 + H2O
KCl + CH3CH2CH2CH2OH = CH3CH2CH2CH2Cl + KOH =>
KCl + CH3CH2CH2CH2OH = CH3CH2CH2CH2Cl + KOH
CaO + H2C2O4 = CaC2O4 + H2O =>
CaO + H2C2O4 = CaC2O4 + H2O
CuSO4 + Ba(NO3) = Cu(NO3) + BaSO4 =>
CuSO4 + Ba(NO3) = Cu(NO3) + BaSO4
SrCO3 + HCl = SrCl2 + H2 + CO3 =>
SrCO3 + 2 HCl = SrCl2 + H2 + CO3
Na3AsO4 + NaI + H2SO4 = Na3AsO3 + H2O + I2 + Na2SO4 =>
Na3AsO4 + 2 NaI + H2SO4 = Na3AsO3 + H2O + I2 + Na2SO4
K2Cr2O7(s) = Cr2O3(s) + K2O(s) + O2(g) =>
2 K2Cr2O7(s) = 2 Cr2O3(s) + 2 K2O(s) + 3 O2(g)
C7H8S + O2 = CO2 + H2O + S =>
C7H8S + 9 O2 = 7 CO2 + 4 H2O + S
XNiS + O2 = XNiO + SO4 =>
2 XNiS + 5 O2 = 2 XNiO + 2 SO4
Cu2O(s) + Cu2S2(s) = Cu2(s) + SO2(g) =>
4 Cu2O(s) + Cu2S2(s) = 5 Cu2(s) + 2 SO2(g)
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