| Équations équilibrées la veille |
10 P2I4 + 13 P4 + 128 H2O = 40 PH4I + 32 H3PO4
Bi(OH) + Na2SnO2 = Na2SnO3 + Bi + H2O =>
2 Bi(OH) + Na2SnO2 = Na2SnO3 + 2 Bi + H2O
CH2Cl2 + Mg = CH2 + MgCl2 =>
CH2Cl2 + Mg = CH2 + MgCl2
CU(s) + O2(g) = CUO(s) =>
2 CU(s) + O2(g) = 2 CUO(s)
NH4 + HCl = NH4Cl + H2 =>
2 NH4 + 2 HCl = 2 NH4Cl + H2
NaClK = NaKCl =>
NaClK = NaKCl
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
MnO4{-} + SO32{-} + H{+} = Mn2{+} + SO42{-} + H2O =>
40 MnO4{-} + 13 SO32{-} + 60 H{+} = 20 Mn2{+} + 13 SO42{-} + 30 H2O
PBO + PBS = PB + SO2 =>
2 PBO + PBS = 3 PB + SO2
CaO + H3PO4 = CaHPO4 + H2O =>
CaO + H3PO4 = CaHPO4 + H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
SnO + H2(g) = Sn(s) + H2O =>
SnO + H2(g) = Sn(s) + H2O
C8H10 + KMnO4 + H2SO4 = C7H6O2 + K2SO4 + MnSO4 + H2O =>
35 C8H10 + 54 KMnO4 + 81 H2SO4 = 40 C7H6O2 + 27 K2SO4 + 54 MnSO4 + 136 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
K2MnO4 + KOH + NO2 = Mn(OH)2 + KNO3 =>
K2MnO4 + 2 KOH + 4 NO2 = Mn(OH)2 + 4 KNO3
FeI2 + HNO3 = Fe(NO3)3 + I2 + NO + H2O =>
FeI2 + 4 HNO3 = Fe(NO3)3 + I2 + NO + 2 H2O
SrCO3 + NH4Br = SrBr2 + (NH4)2CO3 =>
SrCO3 + 2 NH4Br = SrBr2 + (NH4)2CO3
C2H40 + KMnO4 + H2SO4 = C2H4O2 + H2O + K2SO4 + MnSO4 =>
C2H40 + 8 KMnO4 + 12 H2SO4 = C2H4O2 + 30 H2O + 4 K2SO4 + 8 MnSO4
Ca3P2O8(s) + SiO2(s) + C(s) = CaSiO3(s) + CO(g) + P4(s) =>
2 Ca3P2O8(s) + 6 SiO2(s) + 10 C(s) = 6 CaSiO3(s) + 10 CO(g) + P4(s)
H2 + N2O3 = HOH + N3 =>
9 H2 + 3 N2O3 = 9 HOH + 2 N3
K + I{2+} = KI{2+} =>
K + I{2+} = KI{2+}
MgIO3 = MgI + O2 =>
2 MgIO3 = 2 MgI + 3 O2
(COOH)2*2H2O + Fe(NH4)2(SO4)2*6H2O = (COO)2Fe*2H2O + NH4 + SO4 + H + H2O =>
(COOH)2*2H2O + Fe(NH4)2(SO4)2*6H2O = (COO)2Fe*2H2O + 2 NH4 + 2 SO4 + 2 H + 6 H2O
K2SO4 + BaC2 = KC + BaSO4 =>
K2SO4 + BaC2 = 2 KC + BaSO4
FeS + Hg = HgS + Fe =>
FeS + Hg = HgS + Fe
KBr + CH3COOH + KMnO4 = Br + CH3COOK + (CH3COO)2Mn + H2O =>
5 KBr + 8 CH3COOH + KMnO4 = 5 Br + 6 CH3COOK + (CH3COO)2Mn + 4 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
PbS + Fe = Pb + FeS =>
PbS + Fe = Pb + FeS
YC = CY =>
YC = CY
C6H5COONO3 + Fe + HCl = C6H5COOCl + FeNO3 + H2 =>
2 C6H5COONO3 + 2 Fe + 2 HCl = 2 C6H5COOCl + 2 FeNO3 + H2
Cr2O + Al = Cr + AlO =>
Cr2O + Al = 2 Cr + AlO
LiSO4 + SrClO3 = SrSO4 + LiClO3 =>
LiSO4 + SrClO3 = SrSO4 + LiClO3
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
ZrN2 + I2 = N2 + ZrI4 =>
ZrN2 + 2 I2 = N2 + ZrI4
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Cu + H2SO4(konc) = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4(konc) = CuSO4 + SO2 + 2 H2O
C8H10 + KMnO4 + H2SO4 = C6H5COOH + MnSO4 + K2SO4 + H2O =>
35 C8H10 + 54 KMnO4 + 81 H2SO4 = 40 C6H5COOH + 54 MnSO4 + 27 K2SO4 + 136 H2O
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Cl2O3 + Ca(OH)2 = Ca(ClO2)2 + H2O =>
Cl2O3 + Ca(OH)2 = Ca(ClO2)2 + H2O
C8H10 + KMnO4 + H2SO4 = C8H6O2 + K2SO4 + MnSO4 + H2O =>
5 C8H10 + 8 KMnO4 + 12 H2SO4 = 5 C8H6O2 + 4 K2SO4 + 8 MnSO4 + 22 H2O
Cd = e + Cd{2+} =>
Cd = 2e + Cd{2+}
Ca + HClO4 = CaHClO4 =>
Ca + HClO4 = CaHClO4
BaO + H2SO4 = BaSO4 + (H2O) =>
BaO + H2SO4 = BaSO4 + (H2O)
Na3PO4(ac) + Cu(NO3)2(ac) = Cu(PO4)(s) + Na3(NO3)2(ac) =>
Na3PO4(ac) + Cu(NO3)2(ac) = Cu(PO4)(s) + Na3(NO3)2(ac)
CH3COH + HBr = OHCH2CH2Br =>
CH3COH + HBr = OHCH2CH2Br
H2S + O2 = SO + H2O =>
H2S + O2 = SO + H2O
ZnS + KCN = Zn(CN)2 + K2S =>
ZnS + 2 KCN = Zn(CN)2 + K2S
Na2Cl2 + AgNO3 = NaNO3 + AgCl =>
Na2Cl2 + 2 AgNO3 = 2 NaNO3 + 2 AgCl
K2SO3 + HCI = KCI + H2O + SO2 =>
K2SO3 + 2 HCI = 2 KCI + H2O + SO2
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