Équations équilibrées la veille |
2 Mg(NO3)2 + Sn = Sn(NO3)4 + 2 Mg
MgBr2 + H2SO4 = MgSO4 + Br2 + SO2 + H2O =>
MgBr2 + 2 H2SO4 = MgSO4 + Br2 + SO2 + 2 H2O
HSO4 + Fe = Fe2(SO4)3 + H2 =>
6 HSO4 + 4 Fe = 2 Fe2(SO4)3 + 3 H2
Sn + Mg(NO3)2 = Sn(NO3) + Mg =>
2 Sn + Mg(NO3)2 = 2 Sn(NO3) + Mg
[Cr2O7]{2-} + H{+} + [NO2]{-} = [NO3]{-} + Cr{3+} + H2O =>
[Cr2O7]{2-} + 8 H{+} + 3[NO2]{-} = 3[NO3]{-} + 2 Cr{3+} + 4 H2O
CH3CH2NH2 + CO2 + H2O = CH3CH2NH3 + HCO3 =>
CH3CH2NH2 + CO2 + H2O = CH3CH2NH3 + HCO3
Sn + Mg(No3)2 = Sn(No3)2 + Mg =>
Sn + Mg(No3)2 = Sn(No3)2 + Mg
HNO3(aq) + Mg(OH)2 = Mg(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Mg(OH)2 = Mg(NO3)2(aq) + 2 H2O(l)
Cu + Ni(NO3)2 = Cu(NO3) + Ni =>
2 Cu + Ni(NO3)2 = 2 Cu(NO3) + Ni
CuOHCl + NaOH = CuO + NaCl + H2O =>
CuOHCl + NaOH = CuO + NaCl + H2O
V(NO3)5 + (NH4)2SO4 = NH4NO3 + V2(SO4)5 =>
2 V(NO3)5 + 5(NH4)2SO4 = 10 NH4NO3 + V2(SO4)5
Cu + Ni(No3)2 = Cu(No3)2 + Ni =>
Cu + Ni(No3)2 = Cu(No3)2 + Ni
H2O + Mn{2+} + S2O8{-2} = MnO4{-} + SO4{-2} + H{+} =>
8 H2O + 2 Mn{2+} + 5 S2O8{-2} = 2 MnO4{-} + 10 SO4{-2} + 16 H{+}
Cu + Ni(NO3)2 = CuNO3 + Ni =>
2 Cu + Ni(NO3)2 = 2 CuNO3 + Ni
AlCl3 + (NH4)3PO4 = AlPO4 + NH4Cl =>
AlCl3 + (NH4)3PO4 = AlPO4 + 3 NH4Cl
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
Li + Cu2(C2O4)3 = Cu + Li2C2O4 =>
6 Li + Cu2(C2O4)3 = 2 Cu + 3 Li2C2O4
K4[Fe(CN)6] + NH3 + H2O + C2H5NS = C2H5NO + FeS + KOH + NH4CN =>
K4[Fe(CN)6] + 6 NH3 + 5 H2O + C2H5NS = C2H5NO + FeS + 4 KOH + 6 NH4CN
ZnCl2 + H2S = ZnS + HCl =>
ZnCl2 + H2S = ZnS + 2 HCl
SiO2 + HF = SiF6{-2} + H{+} + H2O =>
SiO2 + 6 HF = SiF6{-2} + 2 H{+} + 2 H2O
NaCl(aq) + H2O(l) = Cl2(g) + H2(g) + NaOH(aq) =>
2 NaCl(aq) + 2 H2O(l) = Cl2(g) + H2(g) + 2 NaOH(aq)
Cu + Ni(No3)2 = Cu(No3)2 + Ni =>
Cu + Ni(No3)2 = Cu(No3)2 + Ni
K4[Fe(CN)6] + NH3 + H2O + C2H5NS = C2H5NO + FeS + KOH + NH4CN =>
K4[Fe(CN)6] + 6 NH3 + 5 H2O + C2H5NS = C2H5NO + FeS + 4 KOH + 6 NH4CN
Ni(C2H3O2)2 + NaOH = Ni(OH) + Na(C2H3O2)2 =>
Ni(C2H3O2)2 + NaOH = Ni(OH) + Na(C2H3O2)2
Cu + Ni(NO3)2 = CuNO3 + Ni =>
2 Cu + Ni(NO3)2 = 2 CuNO3 + Ni
Ni(C2H3O2)2 + NaOH = Ni(OH)2 + Na(C2H3O2) =>
Ni(C2H3O2)2 + 2 NaOH = Ni(OH)2 + 2 Na(C2H3O2)
NaReO4 + N(C4H9)4Cl = N(C4H9)4[ReO4] + NaCl =>
NaReO4 + N(C4H9)4Cl = N(C4H9)4[ReO4] + NaCl
Al2O3 + SiO2 = Al2Si3O9 =>
Al2O3 + 3 SiO2 = Al2Si3O9
Cu + Ni(NO3)2 = Cu(NO3) + Ni =>
2 Cu + Ni(NO3)2 = 2 Cu(NO3) + Ni
Mn(OH)2 + HMnO4 = MnO2 + H2O =>
3 Mn(OH)2 + 2 HMnO4 = 5 MnO2 + 4 H2O
FeCl2 + H2 = Fe + HCl =>
FeCl2 + H2 = Fe + 2 HCl
PCl3 + H2O = H3PO4 + Cl2 + H2 =>
2 PCl3 + 8 H2O = 2 H3PO4 + 3 Cl2 + 5 H2
Sn(NO2)4 + Pt3N4 = Sn3N4 + Pt(NO2)4 =>
3 Sn(NO2)4 + Pt3N4 = Sn3N4 + 3 Pt(NO2)4
C5H5N + HCl = C5H6NCl =>
C5H5N + HCl = C5H6NCl
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
C37H34N2Na2O9S3 + NaOCl = C37H34N2Na3O10S3Cl =>
C37H34N2Na2O9S3 + NaOCl = C37H34N2Na3O10S3Cl
NH4 + O2 = NO + H2O =>
2 NH4 + 3 O2 = 2 NO + 4 H2O
NaCl(aq) + H2O(l) = Cl2(g) + H2(g) + NaOH(aq) =>
2 NaCl(aq) + 2 H2O(l) = Cl2(g) + H2(g) + 2 NaOH(aq)
Na(NH4)HPO4 + NH4Cl + NH3 + MgSO4 = MgNH4PO4 + NaCl + (NH4)2SO4 =>
Na(NH4)HPO4 + NH4Cl + NH3 + MgSO4 = MgNH4PO4 + NaCl + (NH4)2SO4
H3PO3 + K2CO3 = KH2PO3 + CO2 + H2O =>
2 H3PO3 + K2CO3 = 2 KH2PO3 + CO2 + H2O
C2H6O + CH3COOH = CH3COOCH2CH3 + H2O =>
C2H6O + CH3COOH = CH3COOCH2CH3 + H2O
Ca + HCl(g) = CaCl + H(g) =>
Ca + HCl(g) = CaCl + H(g)
CaCO3 + CO = CaC2 + O2 =>
CaCO3 + CO = CaC2 + 2 O2
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl =>
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
NH4 + OH = NH3 + H2O =>
NH4 + OH = NH3 + H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
NH4F + K2S = (NH4)2S + KF =>
2 NH4F + K2S = (NH4)2S + 2 KF
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