| Équations équilibrées la veille |
Na4 + 12 Cl2 = 4 NaCl6
Ar8 + O2 = ArO3 =>
Ar8 + 12 O2 = 8 ArO3
Mg + AlO2 = MgO2 + Al =>
Mg + AlO2 = MgO2 + Al
Ca3N2 + H2 = CaH2 + N2 =>
Ca3N2 + 3 H2 = 3 CaH2 + N2
H2SO4 + Mn(OH)2 = H2O + MnSO4 =>
H2SO4 + Mn(OH)2 = 2 H2O + MnSO4
[Al(OH)2]Cl + H3PO4 = AlCl3 + AlPO4 + H2O =>
3[Al(OH)2]Cl + 2 H3PO4 = AlCl3 + 2 AlPO4 + 6 H2O
C3HN3O9 = N2 + CO2 + H2O + O2 =>
4 C3HN3O9 = 6 N2 + 12 CO2 + 2 H2O + 5 O2
(Co){2+} + H2O = [Co(H2O)6]{2+} =>
(Co){2+} + 6 H2O = [Co(H2O)6]{2+}
Ca(NO3)2*4H2O + Y(NO3)3*6H2O3 + H3BO + C6H8O7 = Ca3Y2(BO3)4 + N2 + H2O + CO2 =>
27 Ca(NO3)2*4H2O + 18 Y(NO3)3*6H2O3 + 36 H3BO + 46 C6H8O7 = 9 Ca3Y2(BO3)4 + 54 N2 + 454 H2O + 276 CO2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
NH3 + BaCl2 = Ba(NH3)2 + Cl2 =>
2 NH3 + BaCl2 = Ba(NH3)2 + Cl2
MnO2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + H2O =>
2 MnO2 + 3 NaBiO3 + 12 HNO3 = 2 HMnO4 + 3 Bi(NO3)3 + 3 NaNO3 + 5 H2O
Mg(ClO3)2 = MgCl2 + O2 =>
Mg(ClO3)2 = MgCl2 + 3 O2
RbOH + Mn2O7 = Rb(MnO4) + H2O =>
2 RbOH + Mn2O7 = 2 Rb(MnO4) + H2O
Fe2S3(s) + O2 = Fe2O3(s) + S =>
2 Fe2S3(s) + 3 O2 = 2 Fe2O3(s) + 6 S
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
KCrO2 + H2SO4 = KCrO4 + SO2 + H2O =>
KCrO2 + 2 H2SO4 = KCrO4 + 2 SO2 + 2 H2O
Pb(NO3)2 + Ag = Ag(NO3)2 + Pb2 =>
2 Pb(NO3)2 + 2 Ag = 2 Ag(NO3)2 + Pb2
(H3O)2SiF6 + KAlSi3O8 = K2SiO3 + SiF4 + Al2O3 + H2O =>
10(H3O)2SiF6 + 2 KAlSi3O8 = K2SiO3 + 15 SiF4 + Al2O3 + 30 H2O
CaO = OCa =>
CaO = OCa
Mg(NO3)2(H2O)6 + Co(NO3)2(H2O)6 + Fe(NO3)3(H2O)9 + C6H8O7 = Mg2Co8Fe20O40 + N2 + CO2 + H2O =>
18 Mg(NO3)2(H2O)6 + 72 Co(NO3)2(H2O)6 + 180 Fe(NO3)3(H2O)9 + 200 C6H8O7 = 9 Mg2Co8Fe20O40 + 360 N2 + 1200 CO2 + 2960 H2O
PbCrO4 + KClO3 + KOH = K2CrO4 + KCl + H2O + K2PbO3 =>
3 PbCrO4 + KClO3 + 12 KOH = 3 K2CrO4 + KCl + 6 H2O + 3 K2PbO3
LiCl{2} + Br{2} = LiBr{2} + Cl{2} =>
LiCl{2} + Br{2} = LiBr{2} + Cl{2}
XYZ = ZYX =>
XYZ = ZYX
Pb(C4H3O2)4 + Na2CO3 = Pb(CO3)2 + Na(C4H3O2) =>
Pb(C4H3O2)4 + 2 Na2CO3 = Pb(CO3)2 + 4 Na(C4H3O2)
C2H3NaO2 + NiCl2 = C4H6NiO4 + NaCl =>
2 C2H3NaO2 + NiCl2 = C4H6NiO4 + 2 NaCl
Na2 + HCI = NaCI + H2 =>
Na2 + 2 HCI = 2 NaCI + H2
NaOCl + NaOH + Ru = Na2RuO4 + NaCl + H2O =>
3 NaOCl + 2 NaOH + Ru = Na2RuO4 + 3 NaCl + H2O
Fe(OH)3 + NH4(NO3) + HCl = Fe(NO3) + NH4Cl + H2O =>
4 Fe(OH)3 + 3 NH4(NO3) + 2 HCl = 4 Fe(NO3) + 2 NH4Cl + 9 H2O
Sr + N2 = Sr3N2 =>
3 Sr + N2 = Sr3N2
Ba(OH2) + HNO3 = BaNO3 + (OH2)H =>
Ba(OH2) + HNO3 = BaNO3 + (OH2)H
CaSO4 + (NH4)2SO4 = CaSO4(NH4)2SO4 =>
CaSO4 + (NH4)2SO4 = CaSO4(NH4)2SO4
(NH4)2SO4 + LiOH + NaOH + C2H5OH = LiNaSO4 + C2H5NH2 + H2O =>
(NH4)2SO4 + LiOH + NaOH + 2 C2H5OH = LiNaSO4 + 2 C2H5NH2 + 4 H2O
ZnC4H6O4*2H2O + NaOH = ZnO + NaCOH + H2O =>
ZnC4H6O4*2H2O + 4 NaOH = ZnO + 4 NaCOH + 5 H2O
A3X + CX6 + DX + E = ACDE3X7 + X2 =>
2 A3X + 6 CX6 + 6 DX + 18 E = 6 ACDE3X7 + X2
Pt + HNO3 = Pt(NO3)2 + H2O + NO2 =>
Pt + 4 HNO3 = Pt(NO3)2 + 2 H2O + 2 NO2
Zn + H2SO4 = ZnO + SO2 + H2O =>
Zn + H2SO4 = ZnO + SO2 + H2O
MgSO4 + NH3H2O = Mg(OH)2 + (NH4)2SO4 =>
MgSO4 + 2 NH3H2O = Mg(OH)2 + (NH4)2SO4
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Na2CrO4 + H2S = Na2S + H2O + Na2Cr2O7 =>
2 Na2CrO4 + H2S = Na2S + H2O + Na2Cr2O7
Ag2O + C2 = Ag + CO2 =>
4 Ag2O + C2 = 8 Ag + 2 CO2
Pb(NO3)2(aq) + KI(aq) = KNO3(aq) + PbI2(s) =>
Pb(NO3)2(aq) + 2 KI(aq) = 2 KNO3(aq) + PbI2(s)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C6H5CH2OH + CuO = C6H5COH + Cu2O + H2O =>
C6H5CH2OH + 2 CuO = C6H5COH + Cu2O + H2O
U(SO4)2 + KMnO4 + H2SO4 = UO2(SO4)2 + MnSO4 + K2SO4 + H2O =>
5 U(SO4)2 + 4 KMnO4 + 6 H2SO4 = 5 UO2(SO4)2 + 4 MnSO4 + 2 K2SO4 + 6 H2O
C6H10 + MnO4 + H2O = Mn + C6H12O2 =>
4 C6H10 + MnO4 + 4 H2O = Mn + 4 C6H12O2
Ca(NO3)2*4H2O + Mn(NO3)2*4H2O + C6H8O7*H2O = CaMnO3 + H2O + NO2 + CO2 =>
9 Ca(NO3)2*4H2O + 9 Mn(NO3)2*4H2O + C6H8O7*H2O = 9 CaMnO3 + 77 H2O + 36 NO2 + 6 CO2
SrCl2 + CuSO4*5H2O(aq) = SrSO4*5H2O(s) + CuCl2(s) =>
SrCl2 + CuSO4*5H2O(aq) = SrSO4*5H2O(s) + CuCl2(s)
Fe2S3 + HBr = FeBr3 + H2S =>
Fe2S3 + 6 HBr = 2 FeBr3 + 3 H2S
LiCl + SrCl2 = LiCl2 + SrCl =>
LiCl + SrCl2 = LiCl2 + SrCl
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