| Équations équilibrées la veille |
2 KMnO4 + 6 HN3 = 2 H2O + 9 N2 + 2 MnO2 + 2 KOH
CoSO4KOH = Co(OH)KSO4 =>
CoSO4KOH = Co(OH)KSO4
Al2SiO5 + Mg2Si2O6 = Mg2Al4SiO10 + Mg2Al4Si5O18 =>
8 Al2SiO5 + 4 Mg2Si2O6 = Mg2Al4SiO10 + 3 Mg2Al4Si5O18
C18H8NO4 + O2 = CO2 + H2O + NO =>
2 C18H8NO4 + 37 O2 = 36 CO2 + 8 H2O + 2 NO
KIO3 + KI = I2 + K2O =>
KIO3 + 5 KI = 3 I2 + 3 K2O
CaCO3(s) + H2SO4(l) = H2O(l) + CO2(g) + CaSO4(s) =>
CaCO3(s) + H2SO4(l) = H2O(l) + CO2(g) + CaSO4(s)
Mn + P4 = Mn3P7 =>
12 Mn + 7 P4 = 4 Mn3P7
KCIO3 + I2 + H2O = KCIO4 + HI =>
KCIO3 + I2 + H2O = KCIO4 + 2 HI
KMnO4 + Na2S2O3 + NaOH = Na2MnO4 + Na2S4O6 + KOH =>
2 KMnO4 + 2 Na2S2O3 + 2 NaOH = 2 Na2MnO4 + Na2S4O6 + 2 KOH
P4(s) + NaOH(aq) + H2O(l) = NaH2PO4(aq) + PH3(g) =>
2 P4(s) + 3 NaOH(aq) + 9 H2O(l) = 3 NaH2PO4(aq) + 5 PH3(g)
Ca(HCO3)2(s) + HCl(aq) = CaCl2 + CO2 + H2O =>
Ca(HCO3)2(s) + 2 HCl(aq) = CaCl2 + 2 CO2 + 2 H2O
Rb2SO3 + HCl = RbCl + H2SO3 =>
Rb2SO3 + 2 HCl = 2 RbCl + H2SO3
MnSO4 + K2CO3 = MnCO3 + K2SO4 =>
MnSO4 + K2CO3 = MnCO3 + K2SO4
NaOH + AlCl3 = Al(OH)3 + Na3Cl3 =>
3 NaOH + AlCl3 = Al(OH)3 + Na3Cl3
Si2H3 + O2 = SiO2 + H2O3 = =>
4 Si2H3 + 17 O2 = 8 SiO2 + 6 H2O3
Cr2O7{2-} + H{+} + C2O4{2-} = Cr{3+} + CO2 + H2O =>
Cr2O7{2-} + 14 H{+} + 3 C2O4{2-} = 2 Cr{3+} + 6 CO2 + 7 H2O
NaSO3 + HCl = NaSO3Cl2 + H2 =>
NaSO3 + 2 HCl = NaSO3Cl2 + H2
O2SO = O3S =>
O2SO = O3S
KNO2 = KNO3 + NO + K2O =>
3 KNO2 = KNO3 + 2 NO + K2O
H2SO4 + KClO3 = ClO2 + KHSO4 + HClO4 + H2O =>
3 H2SO4 + 3 KClO3 = 2 ClO2 + 3 KHSO4 + HClO4 + H2O
Mn{2+} + H2O + Zn{2+} = MnO4{-} + H{+} + Zn =>
2 Mn{2+} + 8 H2O + 5 Zn{2+} = 2 MnO4{-} + 16 H{+} + 5 Zn
C3H + O = CO + HO =>
C3H + 4 O = 3 CO + HO
KIO + KHS = KI + K2S2 + H2O =>
KIO + 2 KHS = KI + K2S2 + H2O
Na + HgCl2 = Hg + NaCl =>
2 Na + HgCl2 = Hg + 2 NaCl
Na2CO3 + CaCl2*2H2O = Na2Cl2*2H2O + CaCO3 =>
Na2CO3 + CaCl2*2H2O = Na2Cl2*2H2O + CaCO3
HNO3Ca(OH)2 = NO3(OH)2CaH =>
HNO3Ca(OH)2 = NO3(OH)2CaH
NH2CH2COOH + CaCO3 = (NH2CH2COO)2Ca + H2O + CO2 =>
2 NH2CH2COOH + CaCO3 = (NH2CH2COO)2Ca + H2O + CO2
C + SO4H2 = CO2 + SO2 + H2O =>
C + 2 SO4H2 = CO2 + 2 SO2 + 2 H2O
MoO3 + H = Mo + HOH =>
MoO3 + 6 H = Mo + 3 HOH
Br2PBr3 = PBr5 =>
Br2PBr3 = PBr5
H4Sb2O7 + Al(OH)3 = Al4(Sb2O7)3 + H2O =>
3 H4Sb2O7 + 4 Al(OH)3 = Al4(Sb2O7)3 + 12 H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
Pb(OH)2 + H2SO4 = H2O + PbSO4 =>
Pb(OH)2 + H2SO4 = 2 H2O + PbSO4
N = N3 =>
3 N = N3
KJ + KMnO4 + H2SO4 = MnSO4 + J2 + H2O + K2SO4 =>
10 KJ + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 5 J2 + 8 H2O + 6 K2SO4
VOSO42H2O + C5H8O2 + Na2CO3 = V(O)(C5H8O2)2 + Na2SO4 + H2O + CO2 =>
4 VOSO42H2O + 21 C5H8O2 + 4 Na2CO3 = 4 V(O)(C5H8O2)2 + 4 Na2SO4 + 56 H2O + 69 CO2
CuCl + Na2S = Cu2S + NaCl =>
2 CuCl + Na2S = Cu2S + 2 NaCl
NH4Cl + SrSO3 = NH4SO3 + ClSr =>
NH4Cl + SrSO3 = NH4SO3 + ClSr
Ba + NH3 = Ba3N2 + H2 =>
3 Ba + 2 NH3 = Ba3N2 + 3 H2
Fe + HCl = FeCl2 + H =>
Fe + 2 HCl = FeCl2 + 2 H
KClO3 + Ba(OH)2 = BaClO3 + K(OH)2 =>
KClO3 + Ba(OH)2 = BaClO3 + K(OH)2
K3PO4 + AlCl3 = K3Al + Cl3PO4 =>
K3PO4 + AlCl3 = K3Al + Cl3PO4
K2C2O4*H2O + K2Cr2O7 + H2C2O4*2H2O = K3Cr(C2O4)3H2O + CO2 + H2O =>
2 K2C2O4*H2O + K2Cr2O7 + 7 H2C2O4*2H2O = 2 K3Cr(C2O4)3H2O + 6 CO2 + 21 H2O
HOH + Ce{+3} = Ce(OH)2{+2} + H{+} + {-} =>
2 HOH + Ce{+3} = Ce(OH)2{+2} + 2 H{+} + e
NH4ClO4 + S = N2 + Cl2 + H2O + SO2 =>
2 NH4ClO4 + 2 S = N2 + Cl2 + 4 H2O + 2 SO2
LiO + Al = Li + AlO =>
LiO + Al = Li + AlO
MgSO3 = Mg + SO3 =>
MgSO3 = Mg + SO3
FeI2 + Br2 = FeBr2 + I2 =>
FeI2 + Br2 = FeBr2 + I2
FeClSO4 + K4(Fe(CN)6) = K2SO4 + KCl + Fe4(Fe(CN)6)3 =>
4 FeClSO4 + 3 K4(Fe(CN)6) = 4 K2SO4 + 4 KCl + Fe4(Fe(CN)6)3
HBrO + Pt(OH)4 = Pt(BrO)4 + H2O =>
4 HBrO + Pt(OH)4 = Pt(BrO)4 + 4 H2O
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