Équations équilibrées la veille |
C3H8 + 5 O2 = 3 CO2 + 4 H2O
SrO = Sr + O2 =>
2 SrO = 2 Sr + O2
KMnO4 + H2SO4 + SCNNa = SO4K2 + SO4Mn + CNH + H2O + SO4Na2 =>
12 KMnO4 + 13 H2SO4 + 10 SCNNa = 6 SO4K2 + 12 SO4Mn + 10 CNH + 8 H2O + 5 SO4Na2
Fe(NO3)3 + Na2S2O3 = Fe2(S2O3)3 + NaNO3 =>
2 Fe(NO3)3 + 3 Na2S2O3 = Fe2(S2O3)3 + 6 NaNO3
MnO2 + HCl(ac) = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl(ac) = MnCl2 + Cl2 + 2 H2O
Al(s) + CrO(s) = Al2O3(s) + Cr(s) =>
2 Al(s) + 3 CrO(s) = Al2O3(s) + 3 Cr(s)
Zn + H2SO4(conc) = ZnSO4 + H2 =>
Zn + H2SO4(conc) = ZnSO4 + H2
C12F3O4H15 + O2 = CO2 + H2O + O2F2 =>
4 C12F3O4H15 + 61 O2 = 48 CO2 + 30 H2O + 6 O2F2
KI + PbNO3 = PbI + KNO3 =>
KI + PbNO3 = PbI + KNO3
MgI2 + Mn(SO3)2 = MgSO3 + MnI4 =>
2 MgI2 + Mn(SO3)2 = 2 MgSO3 + MnI4
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
NaOH(aq) + HF(aq) = NaH + FOH =>
NaOH(aq) + HF(aq) = NaH + FOH
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
AgNO3 + K2CrO4 = Ag2CrO4 + KNO3 =>
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 KNO3
CU(OH)2 + SO2 = CUSO3 + H2O =>
CU(OH)2 + SO2 = CUSO3 + H2O
CuSO4Zn = CuZnSO4 =>
CuSO4Zn = CuZnSO4
KClO4 + Na2SO3 = KCl + Na2SO4 =>
KClO4 + 4 Na2SO3 = KCl + 4 Na2SO4
KMnO4 + FeCl2 + NaOH = Fe(OH)3 + K2MnO4 + Na2MnO4 + NaCl =>
2 KMnO4 + 2 FeCl2 + 6 NaOH = 2 Fe(OH)3 + K2MnO4 + Na2MnO4 + 4 NaCl
HCl + HNO3 = NO2 + Cl2 + H2O =>
2 HCl + 2 HNO3 = 2 NO2 + Cl2 + 2 H2O
Zn + (OH)2 = ZnO + H2O =>
Zn + (OH)2 = ZnO + H2O
Mg + O = Mg3O =>
3 Mg + O = Mg3O
CaCO3 + KF = CaF2 + K2CO3 =>
CaCO3 + 2 KF = CaF2 + K2CO3
NaHSO3 + Na2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O =>
6 NaHSO3 + 2 Na2Cr2O7 + 5 H2SO4 = 5 Na2SO4 + 2 Cr2(SO4)3 + 8 H2O
MgCl2 = Mg + Cl2 =>
MgCl2 = Mg + Cl2
CH3CH2CH2CH2CH2OH + CH3COOH = C7H14O2 + H2O =>
CH3CH2CH2CH2CH2OH + CH3COOH = C7H14O2 + H2O
CaCO3 + KF = CaF2 + K2CO3 =>
CaCO3 + 2 KF = CaF2 + K2CO3
AlCl3(aq) + H3PO4(aq) = AlPO4 + H3Cl3 =>
AlCl3(aq) + H3PO4(aq) = AlPO4 + H3Cl3
CaCO3 + KF = CaF2 + K2CO3 =>
CaCO3 + 2 KF = CaF2 + K2CO3
PbSO4 + Sn = SnSO4 + Pb =>
PbSO4 + Sn = SnSO4 + Pb
CaCO3 + KF = CaF2 + K2CO3 =>
CaCO3 + 2 KF = CaF2 + K2CO3
NH4Fe(SO4)2 + BaCl2 = BaSO4 + FeCl3 + (NH4)2SO4 =>
2 NH4Fe(SO4)2 + 3 BaCl2 = 3 BaSO4 + 2 FeCl3 + (NH4)2SO4
F2(g) + NaOH = NaF + H20(g) + O2(g) =>
10 F2(g) + 20 NaOH = 20 NaF + H20(g) + 10 O2(g)
Fm + HCe = FmCe2 + H2 =>
Fm + 2 HCe = FmCe2 + H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
AgNO3 + K2CrO4 = Ag2CrO4 + KNO3 =>
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 KNO3
AgSO4 + Ca(OH)2 = Ag(OH)2 + CaSO4 =>
AgSO4 + Ca(OH)2 = Ag(OH)2 + CaSO4
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
CH3CH2CO2H + NaOH = CH3CH2COONa + H2O =>
CH3CH2CO2H + NaOH = CH3CH2COONa + H2O
CaCO3 + KF = CaF2 + K2CO3 =>
CaCO3 + 2 KF = CaF2 + K2CO3
Fe(NO3)3 + PO4 = NO3 + Fe(PO4) =>
Fe(NO3)3 + PO4 = 3 NO3 + Fe(PO4)
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
KAl(SO4)2 + K2CO3 = K2SO4 + Al2O3 + CO2 =>
2 KAl(SO4)2 + 3 K2CO3 = 4 K2SO4 + Al2O3 + 3 CO2
CaCO3 + KF = CaF2 + K2CO3 =>
CaCO3 + 2 KF = CaF2 + K2CO3
FeO(s) + O2(g) = Fe2O3(s) =>
4 FeO(s) + O2(g) = 2 Fe2O3(s)
Hg(NO3)2 + KI = K(NO3)2 + HgI =>
Hg(NO3)2 + KI = K(NO3)2 + HgI
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