| Équations équilibrées la veille |
FeSO4 + Mg(HCO3)2 = Fe(OH)2 + MgSO4 + 2 CO2
Co + SCN = Co(SCN)4 =>
Co + 4 SCN = Co(SCN)4
Zn + AgNO3 = Zn(ZnNO3)2 + Ag =>
3 Zn + 2 AgNO3 = Zn(ZnNO3)2 + 2 Ag
Cu2O(s) + CH4(g) = Cu2(s) + H2O(l) + CO2(g) =>
4 Cu2O(s) + CH4(g) = 4 Cu2(s) + 2 H2O(l) + CO2(g)
GeH4 + KMnO4 = GeO2 + MnO2 + K + H2O =>
GeH4 + 2 KMnO4 = GeO2 + 2 MnO2 + 2 K + 2 H2O
Pb + CH3COOH = Pb(CH3COOH) =>
Pb + CH3COOH = Pb(CH3COOH)
BaO + Cr2O3 = BaCr2O4 =>
BaO + Cr2O3 = BaCr2O4
Ba(ClO4)2(aq) + K2SO4(aq) = BaSO4(s) + KClO4(aq) =>
Ba(ClO4)2(aq) + K2SO4(aq) = BaSO4(s) + 2 KClO4(aq)
Ba + J2 = BaJ2 =>
Ba + J2 = BaJ2
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
As2S5 + NO3{-} + H2O = AsO4{3-} + SO3{2-} + NO + H{+} =>
As2S5 + 10 NO3{-} + 3 H2O = 2 AsO4{3-} + 5 SO3{2-} + 10 NO + 6 H{+}
AgNO3 + Ca = Ag + Ca(NO3)2 =>
2 AgNO3 + Ca = 2 Ag + Ca(NO3)2
C8H8O4 + NaOH = NaC8H7O4 + H2O =>
C8H8O4 + NaOH = NaC8H7O4 + H2O
P4 + Ba(OH)2 + H2O = PH3 + BaH2(PO2)2 =>
5 P4 + 6 Ba(OH)2 + 12 H2O = 8 PH3 + 6 BaH2(PO2)2
K2Cr2O7 + RbOH = K2CrO4 + Rb2CrO4 + H2O =>
K2Cr2O7 + 2 RbOH = K2CrO4 + Rb2CrO4 + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
N + Br = N3Br =>
3 N + Br = N3Br
Pb(NO3)2 + (NH4Cl) = PbCl2 + NH4(NO3) =>
Pb(NO3)2 + 2(NH4Cl) = PbCl2 + 2 NH4(NO3)
Me + HOH = Me(OH)2 + H2 =>
Me + 2 HOH = Me(OH)2 + H2
HI + Fe(NO3)3 = HNO3 + I2 + Fe(NO3)2 =>
2 HI + 2 Fe(NO3)3 = 2 HNO3 + I2 + 2 Fe(NO3)2
Cl2 + Na2S + H2SO4 = S + HClNa2SO4 + H2O =>
3 Cl2 + 6 Na2S + 7 H2SO4 = 7 S + 6 HClNa2SO4 + 4 H2O
KCl + H2O + AgNO3 = AgCl + HNO3 + KOH =>
KCl + H2O + AgNO3 = AgCl + HNO3 + KOH
CH3COONa + H2SO4 = CH3COOH + Na2SO4 =>
2 CH3COONa + H2SO4 = 2 CH3COOH + Na2SO4
Mn + ZnBr2 = MnBr + Zn =>
2 Mn + ZnBr2 = 2 MnBr + Zn
Al(OH)3 + H2CO3(aq) = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3(aq) = Al2(CO3)3 + 6 H2O
Fe2O3 + H2S = Fe2S3 + H2O =>
Fe2O3 + 3 H2S = Fe2S3 + 3 H2O
HCl(aq) + K2SO3(s) = H2O(l) + KCl(aq) + SO2(g) =>
2 HCl(aq) + K2SO3(s) = H2O(l) + 2 KCl(aq) + SO2(g)
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
Rb2O + HCl = RbCl + H2O =>
Rb2O + 2 HCl = 2 RbCl + H2O
K2CO3(aq) + HBr(aq) = KBr(aq) + CO2(g) + H2O(l) =>
K2CO3(aq) + 2 HBr(aq) = 2 KBr(aq) + CO2(g) + H2O(l)
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
KMnO4 + HCl = KCl + MnCl2 + Cl2 + H2O(g) =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O(g)
C5H8O4 + NaOH = H2O + C5H6Na2O4 =>
C5H8O4 + 2 NaOH = 2 H2O + C5H6Na2O4
K2SO4 + PbO2 = Pb(SO4)2 + K2O =>
2 K2SO4 + PbO2 = Pb(SO4)2 + 2 K2O
K2HgI4 + KOH + NH3 = H2NHgOHgI + KI + H2O =>
2 K2HgI4 + 3 KOH + NH3 = H2NHgOHgI + 7 KI + 2 H2O
Au3Br2 + Ag = AgBr2 + Au =>
Au3Br2 + Ag = AgBr2 + 3 Au
[Cr(OH)3(H2O)3] + KOH = K3(Cr(OH)6) + H2O =>
[Cr(OH)3(H2O)3] + 3 KOH = K3(Cr(OH)6) + 3 H2O
CH3OH + K2CrO7 + H2SO4 = HCHO + Cr2(SO4)3 + K2SO4 + H2O =>
9 CH3OH + 2 K2CrO7 + 5 H2SO4 = 9 HCHO + Cr2(SO4)3 + 2 K2SO4 + 14 H2O
Mg + H{+} = Mg2{+} + H2 =>
4 Mg + 2 H{+} = 2 Mg2{+} + H2
C8H18(v) + O2 = CO2(g) + H2O(v) =>
2 C8H18(v) + 25 O2 = 16 CO2(g) + 18 H2O(v)
Ae + HCe = AeCe3 + H2 =>
2 Ae + 6 HCe = 2 AeCe3 + 3 H2
C3H8O + O2(g) = CO2 + H2O =>
2 C3H8O + 9 O2(g) = 6 CO2 + 8 H2O
C2H4O2 + K2Cr2O7 + H2SO4 = H2O + CO2 + Cr2(SO4)3 + K2SO4 =>
3 C2H4O2 + 4 K2Cr2O7 + 16 H2SO4 = 22 H2O + 6 CO2 + 4 Cr2(SO4)3 + 4 K2SO4
(KC)1O3 = (KC)1 + O2 =>
2(KC)1O3 = 2(KC)1 + 3 O2
Ba(CH3COO)2 = Ba + C + H2 + O2 =>
Ba(CH3COO)2 = Ba + 4 C + 3 H2 + 2 O2
C10H18O5 + O2 = CO2 + H2O =>
C10H18O5 + 12 O2 = 10 CO2 + 9 H2O
N + Br = N3Br =>
3 N + Br = N3Br
K3PO4 + BaC2 = Ba3(PO4)2 + KC =>
2 K3PO4 + 3 BaC2 = Ba3(PO4)2 + 6 KC
K2Cr2O7 + RbOH = K2CrO4 + Rb2CrO4 + H2O =>
K2Cr2O7 + 2 RbOH = K2CrO4 + Rb2CrO4 + H2O
H2SO4 + HI = H2O + I2 + SO2 =>
H2SO4 + 2 HI = 2 H2O + I2 + SO2
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