| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 B2O3 + 7 C = B4C + 6 CO
Na2SO3 + MnO2 + H2SO4 = Na2SO4 + MnSO4 + H2O =>
Na2SO3 + MnO2 + H2SO4 = Na2SO4 + MnSO4 + H2O
CH3CH2COOH + H2O = CH3CH2COO + H3O =>
CH3CH2COOH + H2O = CH3CH2COO + H3O
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Fe2{+} + Mn04 = Fe3{+} + Mn2{+} =>
6 Fe2{+} + Mn04 = 4 Fe3{+} + 2 Mn2{+}
K + HBr = KBr2 + H2 =>
K + 2 HBr = KBr2 + H2
N2O2 + H2O = N2O + H2O2 =>
N2O2 + H2O = N2O + H2O2
H2S + F = SF4 + HF =>
H2S + 6 F = SF4 + 2 HF
Na2SO4 + K3PO4 = Na3PO4 + K2SO4 =>
3 Na2SO4 + 2 K3PO4 = 2 Na3PO4 + 3 K2SO4
Cr7C3 + Cr5Si3 = Cr3Si + Cr3C2 =>
8 Cr7C3 + 5 Cr5Si3 = 15 Cr3Si + 12 Cr3C2
CH3CH2NH3Cl + KOH = CH3CH2NH2 + KCl + H2O =>
CH3CH2NH3Cl + KOH = CH3CH2NH2 + KCl + H2O
Al2(SO4)3 + Na2S = Al2S3 + SO2 + Na2O =>
Al2(SO4)3 + 4 Na2S = Al2S3 + 4 SO2 + 4 Na2O
NaHCO3 + C6H8O7 = C6H5Na3O7 + CO2 + H2O =>
3 NaHCO3 + C6H8O7 = C6H5Na3O7 + 3 CO2 + 3 H2O
SbCl6 + H2O = SbClO2 + H + Cl =>
SbCl6 + 2 H2O = SbClO2 + 4 H + 5 Cl
CaS2 + BaOH2 = CaOH2 + BaS2 =>
CaS2 + BaOH2 = CaOH2 + BaS2
Ba(OH)2 + KF = KOH + BaF2 =>
Ba(OH)2 + 2 KF = 2 KOH + BaF2
H3PO4 + Zn + HCl = PH3 + ZnCl2 + H2O =>
H3PO4 + 4 Zn + 8 HCl = PH3 + 4 ZnCl2 + 4 H2O
C6H14 + NO3 = CO2 + N2 + H2O =>
6 C6H14 + 38 NO3 = 36 CO2 + 19 N2 + 42 H2O
K2Cr2O7 + C2H5OH = Cr2O3 + CH3COOH + KOH + H2O =>
2 K2Cr2O7 + 3 C2H5OH = 2 Cr2O3 + 3 CH3COOH + 4 KOH + H2O
C8H8 = CH =>
C8H8 = 8 CH
FeCl2 + H2S = FeS + HCl =>
FeCl2 + H2S = FeS + 2 HCl
Mg(OH)2 + HgCl2 = MgCl2 + Hg(OH)2 =>
Mg(OH)2 + HgCl2 = MgCl2 + Hg(OH)2
SiCl4(s) + H2O(l) = H4SiO4(aq) + HCl(aq) =>
SiCl4(s) + 4 H2O(l) = H4SiO4(aq) + 4 HCl(aq)
XC2H2 + O2 = CO2 + XH2O =>
2 XC2H2 + 5 O2 = 4 CO2 + 2 XH2O
HCOOC2H5 + O2 = CO2 + H2O =>
2 HCOOC2H5 + 7 O2 = 6 CO2 + 6 H2O
ZnO + C = Zn + CO2 =>
2 ZnO + C = 2 Zn + CO2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Al(NO3)3 + Na3PO4 = AlPO4 + Na3(NO3)3 =>
Al(NO3)3 + Na3PO4 = AlPO4 + Na3(NO3)3
I2 + H2O = IO3 + H =>
I2 + 6 H2O = 2 IO3 + 12 H
C2H2 + KMnO4 + H2O = C2H2O2 + MnO2 + KOH =>
3 C2H2 + 4 KMnO4 + 2 H2O = 3 C2H2O2 + 4 MnO2 + 4 KOH
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Cu(NO2)2 = Cu + O2 + N2O3 =>
2 Cu(NO2)2 = 2 Cu + O2 + 2 N2O3
K4Fe(CN)6 + PbO2 + HCl = KCl + FeCl3 + PbCl2 + CO2 + NO2 + H2O =>
2 K4Fe(CN)6 + 55 PbO2 + 124 HCl = 8 KCl + 2 FeCl3 + 55 PbCl2 + 12 CO2 + 12 NO2 + 62 H2O
K2Ca(SO4)2H2O + H2O = K2SO4 + CaSO4(H2O)2 =>
K2Ca(SO4)2H2O + H2O = K2SO4 + CaSO4(H2O)2
KClO3 + H2SO4 = KHSO4 + O2 + ClO2 + H2O =>
4 KClO3 + 4 H2SO4 = 4 KHSO4 + O2 + 4 ClO2 + 2 H2O
AgNO3(aq) + Pb(s) = Pb(NO3)2 + Ag =>
2 AgNO3(aq) + Pb(s) = Pb(NO3)2 + 2 Ag
Al(H2PO4)3 + Ca3(PO4)2 = CaHPO4 + AlPO4 =>
Al(H2PO4)3 + 2 Ca3(PO4)2 = 6 CaHPO4 + AlPO4
C13H18O2 + C8H11N = C13H17O + C8H10N + H2O =>
C13H18O2 + C8H11N = C13H17O + C8H10N + H2O
Zn + CuNo32 = Cu + ZnNo32 =>
Zn + CuNo32 = Cu + ZnNo32
CH4 + HNO3 = CH4NO3 + H2 =>
2 CH4 + 2 HNO3 = 2 CH4NO3 + H2
O1280 = O2 =>
O1280 = 640 O2
Cu{2+} + NaOH{-} = Cu(OH)2 + Na =>
Cu{2+} + 2 NaOH{-} = Cu(OH)2 + 2 Na
Cr2(SO4)3 + NaOH = Cr(OH)3 + Na2SO4 =>
Cr2(SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
(NH4)2S + K2Cr2O7 + H2O = K(Cr(OH)4) + NH3 + S =>
3(NH4)2S + K2Cr2O7 + H2O = 2 K(Cr(OH)4) + 6 NH3 + 3 S
C + H2 = CH4 =>
C + 2 H2 = CH4
Cu + H2SO4 = Cu2SO4 + H2O + SO2 =>
2 Cu + 2 H2SO4 = Cu2SO4 + 2 H2O + SO2
Sn(s) + P(s) = Sn3P2 =>
3 Sn(s) + 2 P(s) = Sn3P2
(NH4)2S = NH4 + S =>
(NH4)2S = 2 NH4 + S
CrO72{-} + H2S + H{+} = Cr3{+} + S + H2O =>
3 CrO72{-} + 214 H2S + 4 H{+} = Cr3{+} + 214 S + 216 H2O
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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