Équations équilibrées la veille |
2 CH3CHO + 3 O2 = 4 CO + 4 H2O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
HBr + KCl = HK + BrCl =>
HBr + KCl = HK + BrCl
Fe3 + (CO3)2 = FeCO3 =>
2 Fe3 + 3(CO3)2 = 6 FeCO3
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Co(OH)3 + HNO3 = Co(NO3)3 + H2O =>
Co(OH)3 + 3 HNO3 = Co(NO3)3 + 3 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
I2 + H2S = H{+} + I{-} + S =>
I2 + H2S = 2 H{+} + 2 I{-} + S
AgC4H12O4 + NaOH = AgOH + NaC4H12O4 =>
AgC4H12O4 + NaOH = AgOH + NaC4H12O4
SrCl2*6H2O + Al2(SO4)3*18H2O = SrSO4 + AlCl3 + H2O =>
3 SrCl2*6H2O + Al2(SO4)3*18H2O = 3 SrSO4 + 2 AlCl3 + 36 H2O
Cr2O3 + Na = Cr + NaO =>
Cr2O3 + 3 Na = 2 Cr + 3 NaO
C21H44 + O2 = CO(g) + H2O(g) =>
2 C21H44 + 43 O2 = 42 CO(g) + 44 H2O(g)
P2O5 + HOH = H3PO4 =>
P2O5 + 3 HOH = 2 H3PO4
HCl + K2MnO4 + H2SO4 = Cl2 + MnSO4 + H2O + K2SO4 =>
4 HCl + K2MnO4 + 2 H2SO4 = 2 Cl2 + MnSO4 + 4 H2O + K2SO4
AgNO3 + Ga = Ag + Ga(NO3)3 =>
3 AgNO3 + Ga = 3 Ag + Ga(NO3)3
MgBr(aq) + NaH(aq) = MgH(s) + NaBr(aq) =>
MgBr(aq) + NaH(aq) = MgH(s) + NaBr(aq)
KI + Pb(II)(No3)2 = Pb(II)I2 + K(No3) =>
2 KI + Pb(II)(No3)2 = Pb(II)I2 + 2 K(No3)
As(s) + O2 = AsO3(s) =>
2 As(s) + 3 O2 = 2 AsO3(s)
C + H2O = CH4 + CO2 =>
2 C + 2 H2O = CH4 + CO2
HCl(g) + Cl2(g) = HCl3 =>
HCl(g) + Cl2(g) = HCl3
Pb(C2H3O2)4 + K2CrO4 = Pb(CrO4)2 + KCH3COO =>
Pb(C2H3O2)4 + 2 K2CrO4 = Pb(CrO4)2 + 4 KCH3COO
[Ag(NH3)4]Cl(aq) + HNO3(aq) = NH4NO3(aq) + AgCl(s) =>
[Ag(NH3)4]Cl(aq) + 4 HNO3(aq) = 4 NH4NO3(aq) + AgCl(s)
Ba(NO3)2 + PO4H3 = BaH2 + PO4(NO3)3 =>
3 Ba(NO3)2 + 2 PO4H3 = 3 BaH2 + 2 PO4(NO3)3
Al(NO3)3 + Ga = Ga(NO3)3 + Al =>
Al(NO3)3 + Ga = Ga(NO3)3 + Al
Na3N = Na + N2 =>
2 Na3N = 6 Na + N2
Br2 + Ca3P2 = P + CaBr =>
3 Br2 + 2 Ca3P2 = 4 P + 6 CaBr
Na2CO3 + H2O2 = NaOH + CO2 + O2 =>
2 Na2CO3 + 2 H2O2 = 4 NaOH + 2 CO2 + O2
ZnN2 + Ca = CaN + Zn =>
ZnN2 + 2 Ca = 2 CaN + Zn
Al(NO2)3 + Na2CO3 = Al2(CO3)3 + NaNO2 =>
2 Al(NO2)3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaNO2
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
KHC4H4O6(s) + NaHCO3(s) = KNaC4H4O6(s) + CO2(g) + H2O(l) =>
KHC4H4O6(s) + NaHCO3(s) = KNaC4H4O6(s) + CO2(g) + H2O(l)
H2S + O2 = H2 + SO2 =>
H2S + O2 = H2 + SO2
H2 + F2 = HF =>
H2 + F2 = 2 HF
Ca(PO3)2 + MoO3 = CaMoO4 + P2O5 =>
Ca(PO3)2 + MoO3 = CaMoO4 + P2O5
K2Cr2O7 + C2H5OH + H2SO4 = Cr2(SO4)3 + CH3COOH + K2SO4 + H2 = =>
K2Cr2O7 + 7 C2H5OH + 4 H2SO4 = Cr2(SO4)3 + 7 CH3COOH + K2SO4 + 11 H2
K(OH) + Cl2 = K(ClO3) + KCl + H2O =>
6 K(OH) + 3 Cl2 = K(ClO3) + 5 KCl + 3 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Ba(NO3)2 + K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 KNO3
CH3COOH(aq) + Ca(OH)2(aq) = CH3COO + Ca(OH)2H =>
CH3COOH(aq) + Ca(OH)2(aq) = CH3COO + Ca(OH)2H
MnO2 + H2S = Mn2S3 + H2O + S =>
2 MnO2 + 4 H2S = Mn2S3 + 4 H2O + S
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
AgNO3 + CH3CH2CH2CH2Cl = AgCl + CH3CH2CH2CH2NO3 =>
AgNO3 + CH3CH2CH2CH2Cl = AgCl + CH3CH2CH2CH2NO3
NH4Al(SO4)2 + NaOH = NH3 + Al(OH)3 + Na2SO4 + H2O =>
NH4Al(SO4)2 + 4 NaOH = NH3 + Al(OH)3 + 2 Na2SO4 + H2O
Zn + H2SO4 = ZnSO4 + SO2 + H2O =>
Zn + 2 H2SO4 = ZnSO4 + SO2 + 2 H2O
K2O + H3PO4 = H2O + K3PO4 =>
3 K2O + 2 H3PO4 = 3 H2O + 2 K3PO4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
K + Cl2 = K2Cl4 =>
2 K + 2 Cl2 = K2Cl4
Br2 + KI = KBr2 + I2 =>
2 Br2 + 2 KI = 2 KBr2 + I2
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