| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaHCO3 + 2 CaSO4 = 2 NaSO4 + 2 CaCO3 + H2
Cr + HNO3 = Cr(NO3)3 + H2 =>
2 Cr + 6 HNO3 = 2 Cr(NO3)3 + 3 H2
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
Cr2O3 + Ba(OH)2 = BaO + Cr(OH)3 =>
Cr2O3 + 3 Ba(OH)2 = 3 BaO + 2 Cr(OH)3
As + NaOH = As(OH)2 + Na =>
As + 2 NaOH = As(OH)2 + 2 Na
CI + HCl = CCl + HI =>
CI + HCl = CCl + HI
Ba + Al2O3 = BaO + Al2 =>
3 Ba + Al2O3 = 3 BaO + Al2
CH4 + N2 = CH2 + NH3 =>
3 CH4 + N2 = 3 CH2 + 2 NH3
Ca(NO3)2 + AgCl = CaCl2 + Ag(NO3) =>
Ca(NO3)2 + 2 AgCl = CaCl2 + 2 Ag(NO3)
As + NaOH = As(OH)2 + Na =>
As + 2 NaOH = As(OH)2 + 2 Na
Mg + H2SO4 = MgSO4 + H2O + SO2 =>
Mg + 2 H2SO4 = MgSO4 + 2 H2O + SO2
Cr + HCl(aq) = CrCl + H2 =>
2 Cr + 2 HCl(aq) = 2 CrCl + H2
HNCO + NO = N + CO2 + H2O =>
2 HNCO + 3 NO = 5 N + 2 CO2 + H2O
C10H10O + O = CO2 + H2O =>
C10H10O + 24 O = 10 CO2 + 5 H2O
Na2S2O3 + (NH4)2CO3 = Na2CO3 + (NH4)2S2O3 =>
Na2S2O3 + (NH4)2CO3 = Na2CO3 + (NH4)2S2O3
Ba3P2 = Ba + P2 =>
Ba3P2 = 3 Ba + P2
P4 + KOH = HPO + K =>
P4 + 4 KOH = 4 HPO + 4 K
PbCl2 + HCl = Cl2 + PbH2 =>
PbCl2 + 2 HCl = 2 Cl2 + PbH2
KNO3 + Li2O = K2O + LiNO3 =>
2 KNO3 + Li2O = K2O + 2 LiNO3
CaSO3 + HBr = CaBr2 + H2O + SO2 =>
CaSO3 + 2 HBr = CaBr2 + H2O + SO2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Mn2O3 + CO2 = Mn2(CO3)3 =>
Mn2O3 + 3 CO2 = Mn2(CO3)3
As + NaOH = As(OH)2 + Na =>
As + 2 NaOH = As(OH)2 + 2 Na
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Ca(NO3)2 + AgCl = CaCl2 + Ag(NO3) =>
Ca(NO3)2 + 2 AgCl = CaCl2 + 2 Ag(NO3)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Td + SO4 + H2O = TdSO4H2O =>
Td + SO4 + H2O = TdSO4H2O
BaS + HBr = BaBr2 + H2S =>
BaS + 2 HBr = BaBr2 + H2S
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KMnO4 + SO2 + H2O + KCl = K2SO4 + MnCl + HCl =>
KMnO4 + 3 SO2 + 2 H2O + 5 KCl = 3 K2SO4 + MnCl + 4 HCl
As + NaOH = As(OH)2 + Na =>
As + 2 NaOH = As(OH)2 + 2 Na
(NH4)2HAsO4 + HCl = H3AsO4 + NH4Cl =>
(NH4)2HAsO4 + 2 HCl = H3AsO4 + 2 NH4Cl
Ca(NO3)2 + AgCl = CaCl2 + Ag(NO3) =>
Ca(NO3)2 + 2 AgCl = CaCl2 + 2 Ag(NO3)
BaCl2 + H2SO4 = Ba2(SO4)2 + H2Cl2 =>
2 BaCl2 + 2 H2SO4 = Ba2(SO4)2 + 2 H2Cl2
Ca3(PO4)2 + Al = Ca3P2 + Al2O3 =>
3 Ca3(PO4)2 + 16 Al = 3 Ca3P2 + 8 Al2O3
SnI2 + HNO3 = SnO2 + NO2 + I2 + H2O =>
SnI2 + 4 HNO3 = SnO2 + 4 NO2 + I2 + 2 H2O
Cu + Mg(NO3)2 = Cu(NO3) + Mg =>
2 Cu + Mg(NO3)2 = 2 Cu(NO3) + Mg
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
As + NaOH = As(OH)2 + Na =>
As + 2 NaOH = As(OH)2 + 2 Na
Ca(NO3)2 + AgCl = CaCl2 + Ag(NO3) =>
Ca(NO3)2 + 2 AgCl = CaCl2 + 2 Ag(NO3)
Pb(CH3COO)2 + K2Cr2O7 + H2O = PbCrO4 + CH3COOH + KOH =>
2 Pb(CH3COO)2 + K2Cr2O7 + 3 H2O = 2 PbCrO4 + 4 CH3COOH + 2 KOH
Zn(No3)2 + Fe = Zn + FeNo3 =>
Zn(No3)2 + 2 Fe = Zn + 2 FeNo3
Co + HNO3 = H2 + CoNO3 =>
2 Co + 2 HNO3 = H2 + 2 CoNO3
MgCO3 + C = MgC2 + CO2 =>
2 MgCO3 + 5 C = 2 MgC2 + 3 CO2
P4 + O2 = P6O5 =>
3 P4 + 5 O2 = 2 P6O5
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
SiO2 = O2 + Si =>
SiO2 = O2 + Si
AlCl3 + NH3 + H2O = NH4 + Al(OH)4 + NH4Cl =>
AlCl3 + 4 NH3 + 4 H2O = NH4 + Al(OH)4 + 3 NH4Cl
(NH4)2S(aq) + Mn(NO3)2(aq) = NH4NO3(aq) + MnS(s) =>
(NH4)2S(aq) + Mn(NO3)2(aq) = 2 NH4NO3(aq) + MnS(s)
C5H6O2 = CO + H2O + C7H8 =>
11 C5H6O2 = 13 CO + 9 H2O + 6 C7H8
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/16/24
Équations équilibrées sur05/16/23
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