Équations équilibrées la veille |
3 PbS + 14 HNO3 = 3 Pb(NO3)2 + 8 NO + 4 H2O + 3 H2SO4
KOOCCH2COOK + KOH = CH4 + K2CO3 =>
KOOCCH2COOK + 2 KOH = CH4 + 2 K2CO3
Mg + (OH)2 + H2SO4 = MgSO4 + H2O =>
Mg + (OH)2 + H2SO4 = MgSO4 + 2 H2O
Cu + O3 = Cu2O3 =>
2 Cu + O3 = Cu2O3
HClO4 + NH3 = NH4 + ClO4 =>
HClO4 + NH3 = NH4 + ClO4
Fe + CH3COOH = FeCH3COO + H2 =>
2 Fe + 2 CH3COOH = 2 FeCH3COO + H2
Cl2 + NaOH = Na2Cl + NaClO3 + H2O =>
7 Cl2 + 24 NaOH = 10 Na2Cl + 4 NaClO3 + 12 H2O
KMnO4 + SnSO4 + NaOH = K2MnO4 + Na2[Sn(OH)6] + Na2SO4 + Na2MnO4 =>
2 KMnO4 + SnSO4 + 6 NaOH = K2MnO4 + Na2[Sn(OH)6] + Na2SO4 + Na2MnO4
ZnCO2 + O2 = ZnO + CO2 =>
2 ZnCO2 + O2 = 2 ZnO + 2 CO2
Na + Cl = sodiumchloride =>
Na + Cl = NaCl
Na3PO4 + Ba(NO3)3 = Na3(NO3)3 + BaPO4 =>
Na3PO4 + Ba(NO3)3 = Na3(NO3)3 + BaPO4
MgSO4 + NaCl = MgCl2 + Na2SO4 =>
MgSO4 + 2 NaCl = MgCl2 + Na2SO4
H2KO3P + Al2(C2O4)3 = H2(C2O4)3 + Al2KO3P =>
H2KO3P + Al2(C2O4)3 = H2(C2O4)3 + Al2KO3P
MnCl2 + Li2(SO4) = MnSO4 + LiCl =>
MnCl2 + Li2(SO4) = MnSO4 + 2 LiCl
(NH4)2SO4 + Ca(OH)2(aq) = CaSO4 + NH3 + H2O =>
(NH4)2SO4 + Ca(OH)2(aq) = CaSO4 + 2 NH3 + 2 H2O
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
H2SO4 + KFeO4 = Fe2(SO4)3 + O2 + K2SO4 + H2O =>
4 H2SO4 + 2 KFeO4 = Fe2(SO4)3 + 2 O2 + K2SO4 + 4 H2O
H2NCH2CH2COOH + HCl = NH3ClCH2CH2COOH =>
H2NCH2CH2COOH + HCl = NH3ClCH2CH2COOH
KBr(aq) + KMnO4(aq) + H2SO4(aq) = Br2(aq) + MnSO4(aq) + K2SO4(aq) + H2O(l) =>
10 KBr(aq) + 2 KMnO4(aq) + 8 H2SO4(aq) = 5 Br2(aq) + 2 MnSO4(aq) + 6 K2SO4(aq) + 8 H2O(l)
SrSO4 + K3PO4 = Sr3(PO4)2 + K2SO4 =>
3 SrSO4 + 2 K3PO4 = Sr3(PO4)2 + 3 K2SO4
NpCl5 + KCl + H3BO3 = K2[(NpO2)2B16O25(OH)2] + H2O + HCl =>
2 NpCl5 + 2 KCl + 16 H3BO3 = K2[(NpO2)2B16O25(OH)2] + 17 H2O + 12 HCl
N2H4 + NaOH + Zn = NH3 + Zn(OH)3 + Na2O =>
3 N2H4 + 12 NaOH + 2 Zn = 6 NH3 + 2 Zn(OH)3 + 6 Na2O
NaC7H5O2 + HCl = NaCl + HC7H5O2 =>
NaC7H5O2 + HCl = NaCl + HC7H5O2
N2O = NO + N =>
N2O = NO + N
C2H4O + KMnO4 + KOH = CH3COOK + K2MnO4 + H2O =>
C2H4O + 2 KMnO4 + 3 KOH = CH3COOK + 2 K2MnO4 + 2 H2O
F2 + ZnI2 = IF + Zn =>
F2 + ZnI2 = 2 IF + Zn
MnSO4 + Na2CO3 + KNO3 = CO2 + KNO2 + Na2SO4 + NaMnO4 =>
2 MnSO4 + 3 Na2CO3 + 5 KNO3 = 3 CO2 + 5 KNO2 + 2 Na2SO4 + 2 NaMnO4
CO2 + H2O = C6O4 + H2O4 =>
18 CO2 + 8 H2O = 3 C6O4 + 8 H2O4
P2O5LiOH = P2OHLiO5 =>
P2O5LiOH = P2OHLiO5
OH + C4H6O6 = H2O + C4H4O6 =>
2 OH + C4H6O6 = 2 H2O + C4H4O6
FeCl2 + O2 = Fe2O2 + Cl2 =>
2 FeCl2 + O2 = Fe2O2 + 2 Cl2
HCI + Na + HCO3 = CO2 + NaCI + H2O =>
HCI + Na + HCO3 = CO2 + NaCI + H2O
Na2CO3 + H3Po4 = Na3(Po4) + H2O + CO2 =>
3 Na2CO3 + 2 H3Po4 = 2 Na3(Po4) + 3 H2O + 3 CO2
KHF2 = F2 + H2 + KF =>
2 KHF2 = F2 + H2 + 2 KF
H2S + Pt(NO3)2 = HNO3 + PtS =>
H2S + Pt(NO3)2 = 2 HNO3 + PtS
Zn + AlCl3(aq) = Al + ZnCl3 =>
Zn + AlCl3(aq) = Al + ZnCl3
HC3H5O2 + KOH = H2O + CO2 + K =>
HC3H5O2 + 14 KOH = 10 H2O + 3 CO2 + 14 K
He + H = He2H4 =>
2 He + 4 H = He2H4
H3AsO4 + Cu(OH)2 = Cu3(AsO4)2 + H2O =>
2 H3AsO4 + 3 Cu(OH)2 = Cu3(AsO4)2 + 6 H2O
MnCl2 + Li2(SO4) = MnSO4 + LiCl =>
MnCl2 + Li2(SO4) = MnSO4 + 2 LiCl
MgH + H3Po4 = Mg3Po4 + H2 =>
3 MgH + H3Po4 = Mg3Po4 + 3 H2
C8H8O2 + NaHCO3 = C8H7O2Na + CO2 + H2O =>
C8H8O2 + NaHCO3 = C8H7O2Na + CO2 + H2O
Na2S2O3 + FeCl3 = Fe2(S2O3)3 + NaCl =>
3 Na2S2O3 + 2 FeCl3 = Fe2(S2O3)3 + 6 NaCl
NiSO4 + BaCl2 = BaSO4 + NiCl2 =>
NiSO4 + BaCl2 = BaSO4 + NiCl2
CUSO4Mg = MgSO4CU =>
CUSO4Mg = MgSO4CU
NH3 + CuO = Cu0 + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu0 + N2 + 3 H2O
AgNO3 + CuSO4 = Ag2SO4 + Cu(NO3)2 =>
2 AgNO3 + CuSO4 = Ag2SO4 + Cu(NO3)2
FeOSO2 = FeSO3 =>
FeOSO2 = FeSO3
SPb + HNO3 = Pb(NO3)2 + NO + S + H2O =>
3 SPb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 3 S + 4 H2O
C5H10 + Br2 = C5H10Br =>
2 C5H10 + Br2 = 2 C5H10Br
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