| Équations équilibrées la veille |
S8 + 12 O2 = 8 SO3
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
HNO3 + AI = AINO3 + H2 =>
2 HNO3 + 2 AI = 2 AINO3 + H2
Na2SO4 + Zn = Zn(SO4)2 + Na =>
2 Na2SO4 + Zn = Zn(SO4)2 + 4 Na
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
C2H4O + Ag2O = C2H4O2 + Ag =>
C2H4O + Ag2O = C2H4O2 + 2 Ag
NH4ClO4 = Cl2 + H2O + N2 + O2 =>
2 NH4ClO4 = Cl2 + 4 H2O + N2 + 2 O2
P4 + H{+} + NO3{-} + H2O = H2PO4{-} + NO =>
3 P4 + 8 H{+} + 20 NO3{-} + 8 H2O = 12 H2PO4{-} + 20 NO
C6H5OH + NO2 = C6H2(NO2)3OH + H2 =>
2 C6H5OH + 6 NO2 = 2 C6H2(NO2)3OH + 3 H2
SO2 + H2O + KMnO4 = K2SO4 + MnO2 + H2SO4 =>
3 SO2 + 2 H2O + 2 KMnO4 = K2SO4 + 2 MnO2 + 2 H2SO4
CH4 + NH3 = HCN + H =>
CH4 + NH3 = HCN + 6 H
C2H5OH + KNO3 = K2CO3 + CO2 + H2O + N2 =>
5 C2H5OH + 12 KNO3 = 6 K2CO3 + 4 CO2 + 15 H2O + 6 N2
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
CH4 + NH3 = HCN + H2 =>
CH4 + NH3 = HCN + 3 H2
Na2CO3 + Ba(NO3)2 = NaNO3 + BaCO3 =>
Na2CO3 + Ba(NO3)2 = 2 NaNO3 + BaCO3
FeI3 = FeI2 + I2 =>
2 FeI3 = 2 FeI2 + I2
MgCl2 + H2 = MgCl2H2 =>
MgCl2 + H2 = MgCl2H2
Ca(s) + H2O(e) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O(e) = Ca(OH)2(aq) + H2(g)
CaI2 + Hg(NO3)2 = HgI2 + Ca + (NO3)2 =>
CaI2 + Hg(NO3)2 = HgI2 + Ca + (NO3)2
PbSO4 + NH4CH3COO = PbCH3COO + SO4NH4 =>
PbSO4 + NH4CH3COO = PbCH3COO + SO4NH4
(DMSO)2SnI4 + H2O = (DMSO)2Sn(OH)4 + HI =>
(DMSO)2SnI4 + 4 H2O = (DMSO)2Sn(OH)4 + 4 HI
Mg(OH)2 + HNO3 = Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 HNO3 = Mg(NO3)2 + 2 H2O
C6H8O7 + CaCO3 = CaCOH + CO2 + H2O =>
5 C6H8O7 + 18 CaCO3 = 18 CaCOH + 30 CO2 + 11 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
SO4{2-} + N2H4 = N2 + SO3{2-} + H2O =>
2 SO4{2-} + N2H4 = N2 + 2 SO3{2-} + 2 H2O
KMnO4(s) + H2SO4(l) + KI(aq) = MnSO4(l) + K2SO4(l) + I2(l) + H2O(l) =>
2 KMnO4(s) + 8 H2SO4(l) + 10 KI(aq) = 2 MnSO4(l) + 6 K2SO4(l) + 5 I2(l) + 8 H2O(l)
CO2 + H2O = (C6H12O6) + O2 =>
6 CO2 + 6 H2O = (C6H12O6) + 6 O2
AgN2H3 + H2 = Ag + NH3 =>
2 AgN2H3 + 3 H2 = 2 Ag + 4 NH3
N2SO3(aq) + AgNO3(aq) = Ag2SO3(aq) + N2O3(s) =>
N2SO3(aq) + 2 AgNO3(aq) = Ag2SO3(aq) + 2 N2O3(s)
C = C60 =>
60 C = C60
H2SO4 + P4 = H2(PHO3) + SO2 =>
6 H2SO4 + P4 = 4 H2(PHO3) + 6 SO2
Au(ClO3) + Hg = Hg2(ClO3) + Au =>
Au(ClO3) + 2 Hg = Hg2(ClO3) + Au
Pb + SO4 = Pb4(SO4)2 =>
4 Pb + 2 SO4 = Pb4(SO4)2
CH + NCl = CCl + N2 + H2 =>
2 CH + 2 NCl = 2 CCl + N2 + H2
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
KCl + Ca3(PO4)2 = CaCl2 + K3(PO4) =>
6 KCl + Ca3(PO4)2 = 3 CaCl2 + 2 K3(PO4)
BaSe(s) + HBr(aq) = BaBr2(aq) + H2Se(g) =>
BaSe(s) + 2 HBr(aq) = BaBr2(aq) + H2Se(g)
FeS2 + O2 = FeS2O =>
2 FeS2 + O2 = 2 FeS2O
NaOH + S = S2OH + Na =>
NaOH + 2 S = S2OH + Na
Ni + Na = NiNa2 =>
Ni + 2 Na = NiNa2
C3H5(ONO2)3(l) = CO2(g) + H2O(g) + N2(g) + O2(g) =>
4 C3H5(ONO2)3(l) = 12 CO2(g) + 10 H2O(g) + 6 N2(g) + O2(g)
Pb + Fe(NO3)3 = Pb(NO3)4 + Fe =>
3 Pb + 4 Fe(NO3)3 = 3 Pb(NO3)4 + 4 Fe
Au + CaCl = AuCl + Ca =>
Au + CaCl = AuCl + Ca
LiOH + BaBr2 = LiBr + Ba(OH)2 =>
2 LiOH + BaBr2 = 2 LiBr + Ba(OH)2
H + He = HHe =>
H + He = HHe
Sn + HNO3 = SnO2 + NO2 + H2O =>
Sn + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
AgNO3 + Hg = Ag + Hg(NO3)2 =>
2 AgNO3 + Hg = 2 Ag + Hg(NO3)2
PhCH + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH + 4 KMnO4 + 6 H2SO4 = 5 PhCOOH + 2 K2SO4 + 4 MnSO4 + 6 H2O
K2SO3 + HCl = KHSO3 + KCl =>
K2SO3 + HCl = KHSO3 + KCl
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