| Équations équilibrées la veille |
2 Sn + 2 NaOH + 2 H2O = 2 Na(Sn(OH)2) + H2
C36015H30 + O2 = CO2 + H2O =>
2 C36015H30 + 72045 O2 = 72030 CO2 + 30 H2O
Cr2(SO3)3 + HBrO3 = Cr(BrO3)3 + H2SO3 =>
Cr2(SO3)3 + 6 HBrO3 = 2 Cr(BrO3)3 + 3 H2SO3
C6H5NH2 + NaOH = C6H4NH2Na + H2O =>
C6H5NH2 + NaOH = C6H4NH2Na + H2O
NaNO3 + KClO3 = O2 + NaCl + KNO3 =>
2 NaNO3 + 2 KClO3 = 3 O2 + 2 NaCl + 2 KNO3
Al(OH)3 + CH3CO2H = Al(CH3COO)3 + H2O =>
Al(OH)3 + 3 CH3CO2H = Al(CH3COO)3 + 3 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Ba(OH)2(ag) + NiSO4(ag) = BaSO4(s) + Ni(OH)2(s) =>
Ba(OH)2(ag) + NiSO4(ag) = BaSO4(s) + Ni(OH)2(s)
Na2CO3 + HC1 = CO2 + H2O + NaC1 =>
Na2CO3 + 2 HC1 = CO2 + H2O + 2 NaC1
(CH3NH3)2SO4 + NaOH = CH3NH2 + Na2SO4 + H2O =>
(CH3NH3)2SO4 + 2 NaOH = 2 CH3NH2 + Na2SO4 + 2 H2O
AgI2 + Cl2 = AgCl + I =>
2 AgI2 + Cl2 = 2 AgCl + 4 I
NaOH + Fe(No3)2 = Fe(OH)2 + NaNo3 =>
2 NaOH + Fe(No3)2 = Fe(OH)2 + 2 NaNo3
AlCl3 + K2CO3 = Al2(CO3)3 + KCl =>
2 AlCl3 + 3 K2CO3 = Al2(CO3)3 + 6 KCl
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
Na2S2O3 + Cu(NO3)2 = Na(NO3) + CuS2O3 =>
Na2S2O3 + Cu(NO3)2 = 2 Na(NO3) + CuS2O3
C6H14O + O2 = CO2 + H2O =>
C6H14O + 9 O2 = 6 CO2 + 7 H2O
C2H5N + O2 = CO2 + H2O + N2 =>
4 C2H5N + 13 O2 = 8 CO2 + 10 H2O + 2 N2
BaO + H3PO4 = Ba3(PO4)2 + H2O =>
3 BaO + 2 H3PO4 = Ba3(PO4)2 + 3 H2O
NaCO3 + PbI = NaI + PbCO3 =>
NaCO3 + PbI = NaI + PbCO3
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
(NH4)3PO4 + NaHO = Na3PO4 + NH3 + H2O =>
(NH4)3PO4 + 3 NaHO = Na3PO4 + 3 NH3 + 3 H2O
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
Ru + KOH + O2 = K2Ru4O4 + H2O =>
8 Ru + 4 KOH + 3 O2 = 2 K2Ru4O4 + 2 H2O
C6H14O6 + O2 = CO2 + H2O2 =>
C6H14O6 + 10 O2 = 6 CO2 + 7 H2O2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
K3P = K + P4 =>
4 K3P = 12 K + P4
Ca(OH)2 + NH4HCO3 = Ca(HCO3)2 + NH3 + H2O =>
Ca(OH)2 + 2 NH4HCO3 = Ca(HCO3)2 + 2 NH3 + 2 H2O
HI + H2O = H2 + HIO =>
HI + H2O = H2 + HIO
NaHSO3 + KOH = Na2SO3 + K2SO3 + H2O =>
2 NaHSO3 + 2 KOH = Na2SO3 + K2SO3 + 2 H2O
NaBr + Pb(No3)2 = NaNo3 + PbBr2 =>
2 NaBr + Pb(No3)2 = 2 NaNo3 + PbBr2
Pb(C2H3O2)2 + CuSO4 = PbSO4 + C2H3O2 + Cu =>
Pb(C2H3O2)2 + CuSO4 = PbSO4 + 2 C2H3O2 + Cu
CH3COOH + Na2CO3(s) = CH3COONa + H2O(l) + CO2(g) =>
2 CH3COOH + Na2CO3(s) = 2 CH3COONa + H2O(l) + CO2(g)
CO + Si = SiO2 + C =>
2 CO + Si = SiO2 + 2 C
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
NaH2PO4 + AgNO3 = AgPO4 + NaNO3 + H =>
NaH2PO4 + AgNO3 = AgPO4 + NaNO3 + 2 H
(CH3(CH2)2CH3) + O2 = C2O + H2O =>
2(CH3(CH2)2CH3) + 7 O2 = 4 C2O + 10 H2O
Cu3P2 + Co = Co3P3 + Cu2 =>
6 Cu3P2 + 12 Co = 4 Co3P3 + 9 Cu2
Na2S + KMnO4 + H2O = Na2SO4 + MnO(OH)2 + KOH =>
3 Na2S + 8 KMnO4 + 12 H2O = 3 Na2SO4 + 8 MnO(OH)2 + 8 KOH
KOH + K3Fe(Cn)6 + Cr2O3 = K2CrO4 + K4Fe(Cn)6 + H2O =>
10 KOH + 6 K3Fe(Cn)6 + Cr2O3 = 2 K2CrO4 + 6 K4Fe(Cn)6 + 5 H2O
Cu + Na3PO4 = CuNa3 + PO4 =>
Cu + Na3PO4 = CuNa3 + PO4
H2SO4 + HL = HSO3 + L2 + H2O =>
2 H2SO4 + 2 HL = 2 HSO3 + L2 + 2 H2O
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
NH2 + H2SO4 = S + HNO3 + H2O =>
6 NH2 + 7 H2SO4 = 7 S + 6 HNO3 + 10 H2O
Mg(NO3)2*6H2O + (NH4)2B4O7*4H2O = Mg3B2O6 + NH4NO3 + NO2 + H2O =>
18 Mg(NO3)2*6H2O + 3(NH4)2B4O7*4H2O = 6 Mg3B2O6 + NH4NO3 + 40 NO2 + 130 H2O
C6H10 + O = CO + H2O =>
C6H10 + 11 O = 6 CO + 5 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
MnCl2 + HNO3 + HCl = NO + MnCl4 + H2O =>
3 MnCl2 + 2 HNO3 + 6 HCl = 2 NO + 3 MnCl4 + 4 H2O
Na2CO3 + Na2S2O3 = CO2 + S + NaO =>
Na2CO3 + Na2S2O3 = CO2 + 2 S + 4 NaO
Mg + NaCl = MgNaCl =>
Mg + NaCl = MgNaCl
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