| Équations équilibrées la veille |
Cu(NO3)2(aq) + 2 NaOH(aq) = Cu(OH)2(s) + 2 NaNO3(aq)
Ca(OH)2 + NaCl = CaCl2 + NaOH =>
Ca(OH)2 + 2 NaCl = CaCl2 + 2 NaOH
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
FeCl3 + BaCO3 = Fe2(CO3)3 + BaCl2 =>
2 FeCl3 + 3 BaCO3 = Fe2(CO3)3 + 3 BaCl2
H2S + Pb(NO3)2 = PbS + H2(NO3)2 =>
H2S + Pb(NO3)2 = PbS + H2(NO3)2
NaSO4 + CaCI = CaSO4 + NaCI =>
NaSO4 + CaCI = CaSO4 + NaCI
NaBr + K2CrO4 = Na2CrO4 + BrK =>
2 NaBr + K2CrO4 = Na2CrO4 + 2 BrK
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
KNO3 + H2SO4 = HNO3 + KHSO4 =>
KNO3 + H2SO4 = HNO3 + KHSO4
FeS + SO3 = FeO + SO2 =>
FeS + 3 SO3 = FeO + 4 SO2
H2MoO4 + Co(OH)2 = Co(MoO4) + H2O =>
H2MoO4 + Co(OH)2 = Co(MoO4) + 2 H2O
NH3 + HBr = (NH)4Br + H2 =>
8 NH3 + 2 HBr = 2(NH)4Br + 9 H2
K2FeO4 + HCl = FeCl3 + Cl2 + KCl2 + H2O =>
2 K2FeO4 + 16 HCl = 2 FeCl3 + Cl2 + 4 KCl2 + 8 H2O
CuSO4 + NaOH + CH3CHO = Cu2O + CH3COONa + Na2SO4 + H2O =>
2 CuSO4 + 5 NaOH + CH3CHO = Cu2O + CH3COONa + 2 Na2SO4 + 3 H2O
Cd(OCN)2 + V2O5 = CdO + V(OCN)5 =>
5 Cd(OCN)2 + V2O5 = 5 CdO + 2 V(OCN)5
Na2SO4 + Al(OH)3 = Al2(SO4)3 + NaOH =>
3 Na2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 NaOH
Pb(OH)3 + HCl = PbCl3 + HOH =>
Pb(OH)3 + 3 HCl = PbCl3 + 3 HOH
CaBr2 + NaNO2 = Ca(NO2)2 + NaBr =>
CaBr2 + 2 NaNO2 = Ca(NO2)2 + 2 NaBr
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
[VO(H2O)4]SO4 + C5H8O2 + Na2S2O5 = [VO(C5H7O2)2] + Na2SO4 + H2O + S2O5 =>
3[VO(H2O)4]SO4 + 6 C5H8O2 + Na2S2O5 = 3[VO(C5H7O2)2] + Na2SO4 + 15 H2O + 2 S2O5
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
V + HF + HNO3 = H2VF7 + NO + H2O =>
3 V + 21 HF + 5 HNO3 = 3 H2VF7 + 5 NO + 10 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Mg + Cu(NO3)2 = Cu + NO3{-} + Mg{2+} =>
Mg + Cu(NO3)2 = Cu + 2 NO3{-} + Mg{2+}
Pb(ClO3)2 + KI = PbI2 + K(ClO3) =>
Pb(ClO3)2 + 2 KI = PbI2 + 2 K(ClO3)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CsCl + MgSO4 = Cs2SO4 + MgCl2 =>
2 CsCl + MgSO4 = Cs2SO4 + MgCl2
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
Fe(NO3)3 + K2(CrO4) = Fe2(CrO4)3 + K(NO3) =>
2 Fe(NO3)3 + 3 K2(CrO4) = Fe2(CrO4)3 + 6 K(NO3)
KNO3 + H2SO4 = HNO3 + K2SO4 =>
2 KNO3 + H2SO4 = 2 HNO3 + K2SO4
CH4(g)Cl2(g) = CH3Cl(l)HCl(g) =>
CH4(g)Cl2(g) = CH3Cl(l)HCl(g)
NaCl + HNO3 + Ag = AgNO3 + NaHCl =>
NaCl + HNO3 + Ag = AgNO3 + NaHCl
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
NaSO3BaCl = BaSO3NaCl =>
NaSO3BaCl = BaSO3NaCl
Cu(NH2CH2COO)2 + NaOH = Cu(OH)2 + NH2CH2COONa =>
Cu(NH2CH2COO)2 + 2 NaOH = Cu(OH)2 + 2 NH2CH2COONa
TeO2 + NaOH = Na2TeO3 + H2O =>
TeO2 + 2 NaOH = Na2TeO3 + H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
NaCl + HClO = HCl + NaClO =>
NaCl + HClO = HCl + NaClO
BaCl2 + ZnSO4 = BaSO4 + Cl2Zn =>
BaCl2 + ZnSO4 = BaSO4 + Cl2Zn
сера + озон = диоксидсеры =>
3 S + 2 O3 = 3 SO2
HCI + AI = H2 + AICI =>
2 HCI + 2 AI = H2 + 2 AICI
KNaC4H4O6(aq) + H2O2(l)CoCl2 = CO2(g) + KOH(aq) + NaOH(aq) + H2O(l) + CoCl2(aq) =>
KNaC4H4O6(aq) + 5 H2O2(l)CoCl2 = 4 CO2(g) + KOH(aq) + NaOH(aq) + 6 H2O(l) + 5 CoCl2(aq)
ZnS + H2SO3 = ZnSO4 + S + H2 =>
3 ZnS + 4 H2SO3 = 3 ZnSO4 + 4 S + 4 H2
NaHSO3 + KOH = Na + KSO3 + H2O =>
NaHSO3 + KOH = Na + KSO3 + H2O
Cu(NH2CH2COO)2 + NaOH = Cu(OH)2 + NH2CH2COONa =>
Cu(NH2CH2COO)2 + 2 NaOH = Cu(OH)2 + 2 NH2CH2COONa
CU + HNO3 = CUNO3 + H2O + N2 =>
10 CU + 12 HNO3 = 10 CUNO3 + 6 H2O + N2
CuCl + H2O + Zn = CuZn + HCl + O2 =>
4 CuCl + 2 H2O + 4 Zn = 4 CuZn + 4 HCl + O2
Cl + N = ClN =>
Cl + N = ClN
HCl + HClO = Cl2 + H2O =>
HCl + HClO = Cl2 + H2O
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Équations équilibrées sur11/18/24
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