| Équations équilibrées la veille |
2 Na + 2 H2O = 2 NaOH + H2
C3H6O2 + O3 = CO2 + H2O =>
3 C3H6O2 + 7 O3 = 9 CO2 + 9 H2O
HCN + SrSO4 = HSO4 + SrCN =>
HCN + SrSO4 = HSO4 + SrCN
NaOH + H3PO4 = Na2HPO4 + H2O =>
2 NaOH + H3PO4 = Na2HPO4 + 2 H2O
Zn + NO3 = (ZnNO3)2 =>
2 Zn + 2 NO3 = (ZnNO3)2
Ca{2+} + Cl{-} = CaCl2 =>
Ca{2+} + 2 Cl{-} = CaCl2
CuS + NaO + H = CuO + NaSH =>
CuS + NaO + H = CuO + NaSH
Ca(NO3)2 + Co(NO3)2 + C2H5NO2 = Ca3Co4O9 + CO2 + H2O + N2 =>
9 Ca(NO3)2 + 12 Co(NO3)2 + 22 C2H5NO2 = 3 Ca3Co4O9 + 44 CO2 + 55 H2O + 32 N2
Cl2 + CaCl2 + H2O = Ca(ClO)2 + HCl =>
2 Cl2 + CaCl2 + 2 H2O = Ca(ClO)2 + 4 HCl
Na2C2O4 + CuSO4 = Na2(SO4) + Cu(C2O4) =>
Na2C2O4 + CuSO4 = Na2(SO4) + Cu(C2O4)
K2Cr2O7 + H2SO4 + H2S = Cr2(SO4)3 + KH2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + H2S = Cr2(SO4)3 + 2 KH2SO4 + 3 H2O
CH3CH2CHOHCH3 + CuO = CH3CH2COH + H2O + Cu =>
3 CH3CH2CHOHCH3 + 4 CuO = 4 CH3CH2COH + 3 H2O + 4 Cu
Mg(s) + SnSO4(l) = Sn(s) + MgSO4(s) =>
Mg(s) + SnSO4(l) = Sn(s) + MgSO4(s)
(NH4)2SO4FeSO4 + KMnO4 + H2SO4 = MnSO4 + (NH4)2SO4 + K2SO4 + Fe2(SO4)3 + H2O =>
10(NH4)2SO4FeSO4 + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 10(NH4)2SO4 + K2SO4 + 5 Fe2(SO4)3 + 8 H2O
Fe2S3 + H2 = Fe + H2S =>
Fe2S3 + 3 H2 = 2 Fe + 3 H2S
HgBr2 + H2SO4 = HgSO4 + HBr =>
HgBr2 + H2SO4 = HgSO4 + 2 HBr
KNO2 + S + C = K2S + N2 + CO2 =>
2 KNO2 + S + 2 C = K2S + N2 + 2 CO2
MgCl2 + CH3COOH = HCl + (CH3COO)2Mg =>
MgCl2 + 2 CH3COOH = 2 HCl + (CH3COO)2Mg
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Mg + SI = MgSI =>
Mg + SI = MgSI
Ca(OH)2 + HI = CaI2 + H2O =>
Ca(OH)2 + 2 HI = CaI2 + 2 H2O
BF3 + Ca(OH)2 = B4CaO7 + H2O + CaF2 =>
4 BF3 + 7 Ca(OH)2 = B4CaO7 + 7 H2O + 6 CaF2
CuSO4 + MnS = CuS + MnSO4 =>
CuSO4 + MnS = CuS + MnSO4
Sn + HBr = Sn2Br + H =>
2 Sn + HBr = Sn2Br + H
Fe{2+} + C12H8N2 = Fe(C12H8N2)3{+2} =>
Fe{2+} + 3 C12H8N2 = Fe(C12H8N2)3{+2}
C + H2 + O2 = HCH3O2 =>
C + 2 H2 + O2 = HCH3O2
AlO3H3 + HCl = AlCl3 + H2O =>
AlO3H3 + 3 HCl = AlCl3 + 3 H2O
Na2S2O3 + NaOH = Na2SO3 + Na2S + H2O =>
3 Na2S2O3 + 6 NaOH = 4 Na2SO3 + 2 Na2S + 3 H2O
H3PO4 + NaOH = NaH2PO4 + H2O =>
H3PO4 + NaOH = NaH2PO4 + H2O
Al3 + Cu(SO4) = Al(SO4) + Cu =>
Al3 + 3 Cu(SO4) = 3 Al(SO4) + 3 Cu
H2O2*97H2O + CH3COOH = CH3COOOH + H2O =>
H2O2*97H2O + CH3COOH = CH3COOOH + 98.000000000001H2O
Ca(OH)2 + SO3 = CaSO4 + H2O =>
Ca(OH)2 + SO3 = CaSO4 + H2O
LOH + H2SO4 = L2SO4 + H2O =>
2 LOH + H2SO4 = L2SO4 + 2 H2O
TiO2 + NaOH = TiOH + NaO2 =>
TiO2 + NaOH = TiOH + NaO2
H2SO4 + CaO = CaSO4 + H2O =>
H2SO4 + CaO = CaSO4 + H2O
KBr(aq) + Cl2(aq) = Br2(aq) + KCl(aq) =>
2 KBr(aq) + Cl2(aq) = Br2(aq) + 2 KCl(aq)
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
SO3{2-} + Br2 + H2O = SO4{2-} + Br{-} + H{+} =>
SO3{2-} + Br2 + H2O = SO4{2-} + 2 Br{-} + 2 H{+}
NiCl2 + OH = Cl2 + Ni(OH)2 =>
NiCl2 + 2 OH = Cl2 + Ni(OH)2
AgNO3(aq) + KBr(aq) = AgBr + KNO3 =>
AgNO3(aq) + KBr(aq) = AgBr + KNO3
Fe2P + FeS2 = FeS + P4S12 =>
4 Fe2P + 20 FeS2 = 28 FeS + P4S12
NaCl2 + Na = NaCl =>
NaCl2 + Na = 2 NaCl
Cr2(SO4)3 + AgNO3 = Cr2NO3 + Ag(SO4)3 =>
Cr2(SO4)3 + AgNO3 = Cr2NO3 + Ag(SO4)3
Zn + HCl(aq) = ZnCl(aq) + H =>
Zn + HCl(aq) = ZnCl(aq) + H
ZnSO4 + NaOH = Zn(OH)2 + Na2SO4 =>
ZnSO4 + 2 NaOH = Zn(OH)2 + Na2SO4
C3H6OC3H7 + O2 = CO2 + H2O =>
4 C3H6OC3H7 + 35 O2 = 24 CO2 + 26 H2O
NaH + Ca(OH)2 = CaH2 + NaOH =>
2 NaH + Ca(OH)2 = CaH2 + 2 NaOH
HCl + CaCO3 = CaCl2 + H2CO3 = CO2 =>
2 HCl + CaCO3 = CaCl2 + H2CO3
H3PO4 + Cd = Cd(H3PO4)2 =>
2 H3PO4 + Cd = Cd(H3PO4)2
CaCl2 + K2CO3 = CaCO3 + KCl =>
CaCl2 + K2CO3 = CaCO3 + 2 KCl
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Équations équilibrées sur01/28/25
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