| Équations équilibrées la veille |
2 Cu + Mg2(SO4)3 = 2 Mg + Cu2(SO4)3
BaCO3 + HBr = CO2 + BaBr2 + H2O =>
BaCO3 + 2 HBr = CO2 + BaBr2 + H2O
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
HN3 + O2 = NO2 + H2O =>
4 HN3 + 13 O2 = 12 NO2 + 2 H2O
RCLO3 = RCL + O2 =>
2 RCLO3 = 2 RCL + 3 O2
K2S + N2 = K3N + S =>
3 K2S + N2 = 2 K3N + 3 S
LiNO3 + H2SO4 = Li2SO4 + HNO3 =>
2 LiNO3 + H2SO4 = Li2SO4 + 2 HNO3
Zr + N2 = Zr3N4 =>
3 Zr + 2 N2 = Zr3N4
CH3CH2OH + Ba = CH3CH2OBa + H2 =>
2 CH3CH2OH + 2 Ba = 2 CH3CH2OBa + H2
Ag2CO3 = Ag + CO3 =>
Ag2CO3 = 2 Ag + CO3
CaCl2 + (NH4)2SO4 = (NH4)2[Ca(SO4)2] + NH4Cl =>
CaCl2 + 2(NH4)2SO4 = (NH4)2[Ca(SO4)2] + 2 NH4Cl
K2S + CdCl2 = K2Cl2 + CdS =>
K2S + CdCl2 = K2Cl2 + CdS
H + NO3 = HNO3 =>
H + NO3 = HNO3
C6H12O6(s) = C2H5OH(liq) + CO2 =>
C6H12O6(s) = 2 C2H5OH(liq) + 2 CO2
BaCl2 + CaSO4 = BaSO4 + CaCl2 =>
BaCl2 + CaSO4 = BaSO4 + CaCl2
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
CdCl2 + (NH4)2S = CdS + (NH4)Cl =>
CdCl2 + (NH4)2S = CdS + 2(NH4)Cl
Pb(No3)2 + KCl = PbCl2 + KNo3 =>
Pb(No3)2 + 2 KCl = PbCl2 + 2 KNo3
Li + HOH = LiOH + H =>
Li + HOH = LiOH + H
Al + H2SO4 = H2 + Al(SO4)3H =>
2 Al + 6 H2SO4 = 5 H2 + 2 Al(SO4)3H
Na2S2O3 + AgBr = NaBr + Na5[Ag(S2O3)3] =>
3 Na2S2O3 + AgBr = NaBr + Na5[Ag(S2O3)3]
H2S + Ca(OH)2 = H2O + CaS =>
H2S + Ca(OH)2 = 2 H2O + CaS
Fe2O3 + KNO3 + KOH = K2FeO4 + KNO2 + H2O =>
Fe2O3 + 3 KNO3 + 4 KOH = 2 K2FeO4 + 3 KNO2 + 2 H2O
Mg + AI(OH)3 = Mg(OH)2 + AI =>
3 Mg + 2 AI(OH)3 = 3 Mg(OH)2 + 2 AI
Fe2 + O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2 + O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
NaHC2O4 + NaOH = NaOOCCOONa + H2O =>
NaHC2O4 + NaOH = NaOOCCOONa + H2O
K2S + CdCl2 = K2Cl2 + CdS =>
K2S + CdCl2 = K2Cl2 + CdS
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
KClO3(s) + P4(s) = P4O10(s) + KCl(s) =>
10 KClO3(s) + 3 P4(s) = 3 P4O10(s) + 10 KCl(s)
Zn + HNO3 + H2SO4 = NO2 + ZnSO4 + H2O =>
Zn + 2 HNO3 + H2SO4 = 2 NO2 + ZnSO4 + 2 H2O
NaOH + S = NaS + H2O + Na2S2O3 =>
6 NaOH + 6 S = 4 NaS + 3 H2O + Na2S2O3
NaCl + Al = Al2(Cl)3 + Na =>
3 NaCl + 2 Al = Al2(Cl)3 + 3 Na
Rb2 + H2O = RbOH + H2 =>
Rb2 + 2 H2O = 2 RbOH + H2
Na3PO4 + CaCl2 = NaCl + Ca3 + (PO4)2 =>
2 Na3PO4 + 3 CaCl2 = 6 NaCl + Ca3 + (PO4)2
K2S + FeBr3 = K2Fe + SBr3 =>
K2S + FeBr3 = K2Fe + SBr3
K{+} + Al(OH)4{-} + H4SiO4 = KAlSi3O8 + H2O =>
K{+} + Al(OH)4{-} + 3 H4SiO4 = KAlSi3O8 + 8 H2O
H2SO4 + NaCN = HCN + Na2SO4 =>
H2SO4 + 2 NaCN = 2 HCN + Na2SO4
H2S + Pb(OH)4 = PbSO + (H2O)3 =>
H2S + Pb(OH)4 = PbSO + (H2O)3
ZnS + KCN = Zn(CN)2 + K2S =>
ZnS + 2 KCN = Zn(CN)2 + K2S
CdCl2 + (NH4)2S = CdS + (NH4)2Cl2 =>
CdCl2 + (NH4)2S = CdS + (NH4)2Cl2
Cu + NaNO2 + HNO3 = CuNO2 + NaNO3 + H2O =>
2 Cu + NaNO2 + 2 HNO3 = 2 CuNO2 + NaNO3 + H2O
Pb(NO3)2 + Kl = Pb2 + Kl(NO3) =>
2 Pb(NO3)2 + 4 Kl = Pb2 + 4 Kl(NO3)
{-} + Cr2O7{2-} + H{+} + F{-} = CrF3 + H2O =>
6e + Cr2O7{2-} + 14 H{+} + 6 F{-} = 2 CrF3 + 7 H2O
CaSiO3 + HF = H2SiF6 + CaF2 + H2O =>
CaSiO3 + 8 HF = H2SiF6 + CaF2 + 3 H2O
Mg + Cu(NO2)2 = Mg(NO2)2 + Cu =>
Mg + Cu(NO2)2 = Mg(NO2)2 + Cu
Pb(C2H3O2)4 + K2CrO4 = PbCrO4 + K2(C2H3O2)4 =>
Pb(C2H3O2)4 + K2CrO4 = PbCrO4 + K2(C2H3O2)4
Z3X8 + Q2 = ZQ2 + X2Q =>
Z3X8 + 5 Q2 = 3 ZQ2 + 4 X2Q
CH3CH2OH + KMnO4 + H2SO4 = K2SO4 + MnO2 + CH3CHO + H2O =>
3 CH3CH2OH + 2 KMnO4 + H2SO4 = K2SO4 + 2 MnO2 + 3 CH3CHO + 4 H2O
NaBH4 + H2O = NaB(OH)4 + H2 =>
NaBH4 + 4 H2O = NaB(OH)4 + 4 H2
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Équations équilibrées sur10/15/24
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