| Équations équilibrées la veille |
2 H3BO3 + 3 Sr(OH)2 = Sr3(BO3)2 + 6 H2O
AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + 2 NaNO3(aq)
Sb + HNO3 = Sb2O3 + NO + H2O =>
2 Sb + 2 HNO3 = Sb2O3 + 2 NO + H2O
C + S8 = CS2 =>
4 C + S8 = 4 CS2
Ca(CO3) + H3PO4 = CO2 + H2O + Ca3(PO4)2 =>
3 Ca(CO3) + 2 H3PO4 = 3 CO2 + 3 H2O + Ca3(PO4)2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Cr2O7{2-} + H3O{+} + C9H8 = Cr{3+} + C9H8O8 + H2O =>
8 Cr2O7{2-} + 64 H3O{+} + 3 C9H8 = 16 Cr{3+} + 3 C9H8O8 + 96 H2O
Cu(s) + AgC2H3O2(aq) = Cu(C2H3O2)2(aq) + Ag(s) =>
Cu(s) + 2 AgC2H3O2(aq) = Cu(C2H3O2)2(aq) + 2 Ag(s)
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
NaBrO + H2SO3 = Br2SO3 + NaOH =>
2 NaBrO + H2SO3 = Br2SO3 + 2 NaOH
Sb + HNO3 = Sb2O5 + NO2 + H2O =>
2 Sb + 10 HNO3 = Sb2O5 + 10 NO2 + 5 H2O
CHI + Mg = CHMgI =>
CHI + Mg = CHMgI
B + F2 = BF3 =>
2 B + 3 F2 = 2 BF3
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
NO2 = NO + O2 =>
2 NO2 = 2 NO + O2
C4H6 + O2(g) = CO2(g) + H2O(g) =>
2 C4H6 + 11 O2(g) = 8 CO2(g) + 6 H2O(g)
H2SiO3 + HCl = H2O + SiCl4 =>
H2SiO3 + 4 HCl = 3 H2O + SiCl4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mg + P4 = Mg3P2 =>
6 Mg + P4 = 2 Mg3P2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Ca + O2 + H2 = Ca(OH)2 =>
Ca + O2 + H2 = Ca(OH)2
CaOCl2 + H2SO4 = Cl2 + H2O + CaSO4 =>
CaOCl2 + H2SO4 = Cl2 + H2O + CaSO4
CaC2O4 + HC2H3O2 = C2O4 + CH3COOHCa =>
CaC2O4 + HC2H3O2 = C2O4 + CH3COOHCa
CH3COCH3 + I2 + NaOH = CHI3 + NaI + H2O =>
CH3COCH3 + 5 I2 + NaOH = 3 CHI3 + NaI + 2 H2O
Al2(CrO4)3 + Co3(PO3)2 = AlPO3 + CoCrO4 =>
Al2(CrO4)3 + Co3(PO3)2 = 2 AlPO3 + 3 CoCrO4
Cr2(SO4)3 + LiOH = Cr(OH)3 + Li2SO4 =>
Cr2(SO4)3 + 6 LiOH = 2 Cr(OH)3 + 3 Li2SO4
Zn + AgNO32 = ZnNO32 + Ag =>
Zn + AgNO32 = ZnNO32 + Ag
AlN + Na2O = Al2O3 + Na3N =>
2 AlN + 3 Na2O = Al2O3 + 2 Na3N
CI2(g) + KI(aq) = KCI(aq) + I2(s) =>
CI2(g) + KI(aq) = KCI(aq) + I2(s)
MnO2 + H2O{+} = Mn{2+} + O2 + H2O =>
MnO2 + 2 H2O{+} = Mn{2+} + O2 + 2 H2O
Cu(OH)2 + H3PO4 = Cu3(PO4)2 + H2O =>
3 Cu(OH)2 + 2 H3PO4 = Cu3(PO4)2 + 6 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Pb + Fe2S3 = PbS + FeS =>
Pb + Fe2S3 = PbS + 2 FeS
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
O2 + SbS3 = Sb2O4 + SO2 =>
8 O2 + 2 SbS3 = Sb2O4 + 6 SO2
CuO + HNo3 = Cu(No)3 + No2 + H2O =>
2 CuO + 4 HNo3 = 2 Cu(No)3 + 3 No2 + 2 H2O
K[Sb(OH)6] + Na2SO4 = Na[Sb(OH)6] + K2SO4 =>
2 K[Sb(OH)6] + Na2SO4 = 2 Na[Sb(OH)6] + K2SO4
PbO + NaOH + H2O2 = Na2[Pb(OH)4] + O2 =>
2 PbO + 4 NaOH + 2 H2O2 = 2 Na2[Pb(OH)4] + O2
C6 + H10 + S = C6H10S =>
C6 + H10 + S = C6H10S
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NaBr + Ag2NO3 = NaNO3 + Ag2Br =>
NaBr + Ag2NO3 = NaNO3 + Ag2Br
SF6 = F2 + S =>
SF6 = 3 F2 + S
KL + KMnO4 + H2SO4 = MnSO4 + L2 + KSO4 + H2O =>
2 KL + KMnO4 + 4 H2SO4 = MnSO4 + L2 + 3 KSO4 + 4 H2O
C3H5(OH)3 + K2Cr2O7 = K2CO3 + Cr2O3 + CO2 + H2O =>
3 C3H5(OH)3 + 7 K2Cr2O7 = 7 K2CO3 + 7 Cr2O3 + 2 CO2 + 12 H2O
FeC2O4 + O2 = Fe3O4 + CO2 = CO =>
3 FeC2O4 + 2 O2 = Fe3O4 + 6 CO2
Mo4C3F2 = Mo2C + MoF3 + C =>
3 Mo4C3F2 = 5 Mo2C + 2 MoF3 + 4 C
CaCO3 + HCl = CaCl3 + CH3O3 =>
CaCO3 + 3 HCl = CaCl3 + CH3O3
Pb(Cl)2 + NH3 = Pb(NH3)2 + Cl =>
Pb(Cl)2 + 2 NH3 = Pb(NH3)2 + 2 Cl
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