| Équations équilibrées la veille |
NOH3 + HCl = NOH4Cl
NH4OHH2S = H3ONH4S =>
NH4OHH2S = H3ONH4S
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cr(OH)2 + KClO3 + KOH = K2CrO4 + KClO2 + H2O =>
Cr(OH)2 + 2 KClO3 + 2 KOH = K2CrO4 + 2 KClO2 + 2 H2O
CH3COOH + HCl = CH3COOH2Cl =>
CH3COOH + HCl = CH3COOH2Cl
Al(OH)3(aq) + AgCl(aq) = AgOH(s) + AlCl3(aq) =>
Al(OH)3(aq) + 3 AgCl(aq) = 3 AgOH(s) + AlCl3(aq)
N2H4 + N2O4 = NO + H2O =>
N2H4 + 2 N2O4 = 6 NO + 2 H2O
C5H11OH + CH3COOH = CH3COOH11C5 + H2O =>
C5H11OH + CH3COOH = CH3COOH11C5 + H2O
Ca(OH)2 + HNo3 = Ca(No3)2 + H2O =>
Ca(OH)2 + 2 HNo3 = Ca(No3)2 + 2 H2O
Fe + Na3N = Fe3N2 + Na =>
3 Fe + 2 Na3N = Fe3N2 + 6 Na
K + CuS = K2S + Cu =>
2 K + CuS = K2S + Cu
Li2SO3 + Ca(NO3)2 = CaSO3 + Li(NO3) =>
Li2SO3 + Ca(NO3)2 = CaSO3 + 2 Li(NO3)
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
CH3CH2CH(OH)CH3 + O2 = CO2 + H2O =>
CH3CH2CH(OH)CH3 + 6 O2 = 4 CO2 + 5 H2O
NaBr + BrCl = NaCl + Br =>
NaBr + BrCl = NaCl + 2 Br
NaCl + H2O = H2 + Cl2 + NaOH =>
2 NaCl + 2 H2O = H2 + Cl2 + 2 NaOH
Zn(OH)2 + CH3COOH = (Zn)(CH3COO)2 + H2O =>
Zn(OH)2 + 2 CH3COOH = (Zn)(CH3COO)2 + 2 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
C4H6O2(g) + O2(g) = CO2(g) + H2O(g) =>
2 C4H6O2(g) + 9 O2(g) = 8 CO2(g) + 6 H2O(g)
AgCN + HCl = AgCl + HCN =>
AgCN + HCl = AgCl + HCN
C14H9Cl5 + O2 = CO2 + H2O + Cl2 =>
4 C14H9Cl5 + 65 O2 = 56 CO2 + 18 H2O + 10 Cl2
Fe3O4 + KClO3 + KOH = K2FeO3 + KCl + H2O =>
3 Fe3O4 + 2 KClO3 + 18 KOH = 9 K2FeO3 + 2 KCl + 9 H2O
C2H5ClNaOH = C2H5OHNaCl =>
C2H5ClNaOH = C2H5OHNaCl
O2 + CH2O2 = CO2 + H2O =>
O2 + 2 CH2O2 = 2 CO2 + 2 H2O
CH3CHO + O2 = H2O + CO2 =>
2 CH3CHO + 5 O2 = 4 H2O + 4 CO2
Al + HCl = AlH + Cl =>
Al + HCl = AlH + Cl
NaHSO3 + HNO3 + K2Cr2O7 = Cr(NO3)3 + KNO3 + H2O + NaHSO4 =>
3 NaHSO3 + 8 HNO3 + K2Cr2O7 = 2 Cr(NO3)3 + 2 KNO3 + 4 H2O + 3 NaHSO4
KCN + FeCl2 = Fe(CN)2 + KCl =>
2 KCN + FeCl2 = Fe(CN)2 + 2 KCl
KI + H2SO4 + KIO3 = K2SO4 + I2H2O =>
5 KI + 3 H2SO4 + KIO3 = 3 K2SO4 + 3 I2H2O
CaCl2(l) + Na2CO3(s) = CaCO3(s) + Na2Cl2(g) =>
CaCl2(l) + Na2CO3(s) = CaCO3(s) + Na2Cl2(g)
SrO + H2O = strontiumhydroxide =>
SrO + H2O = Sr(OH)2
HNO3 + (NH4)2CO3 = (NH4)NO3 + H2O + CO2 =>
2 HNO3 + (NH4)2CO3 = 2(NH4)NO3 + H2O + CO2
KO2 + CO2 + HO2 = KHCO3 + O2 =>
2 KO2 + 2 CO2 + 2 HO2 = 2 KHCO3 + 3 O2
Fe2O3(s) + H2(g) = Fe(s) + H2O(l) =>
Fe2O3(s) + 3 H2(g) = 2 Fe(s) + 3 H2O(l)
Fe3P2 + Pd2S4 = Fe2S2 + Pd3P4 =>
4 Fe3P2 + 3 Pd2S4 = 6 Fe2S2 + 2 Pd3P4
NaCrO2 + NaClO + KOH = Na2CrO4 + KCl + NaOH + H2O =>
2 NaCrO2 + 3 NaClO + 3 KOH = 2 Na2CrO4 + 3 KCl + NaOH + H2O
CaO + NH3 = Ca3N2 + H2O =>
3 CaO + 2 NH3 = Ca3N2 + 3 H2O
Ca + CU(NO3)2 = Ca(NO3)2 + CU =>
Ca + CU(NO3)2 = Ca(NO3)2 + CU
FeCl2 + K2Cr2O7 + HCl = KCl + H2O + CrCl3 + FeCl3 =>
6 FeCl2 + K2Cr2O7 + 14 HCl = 2 KCl + 7 H2O + 2 CrCl3 + 6 FeCl3
MgO2H2 + C2H4O2 = H2O + MgC4H6O4 =>
MgO2H2 + 2 C2H4O2 = 2 H2O + MgC4H6O4
NH4Cl + AgNO3 = H4N2O3 + AgCl =>
NH4Cl + AgNO3 = H4N2O3 + AgCl
AB2 + C2D = AD + CB =>
AB2 + C2D = AD + 2 CB
Co(NO3)2 + KSCN = K2[Co(SCN)4] + KNO3 =>
Co(NO3)2 + 4 KSCN = K2[Co(SCN)4] + 2 KNO3
Fe2(CO3)3 + HNO3 = Fe(NO3)3 + H2CO3 =>
Fe2(CO3)3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2CO3
Li3PO4 + Cr(NO3)3 = Li(NO3)3 + Cr3PO4 =>
Li3PO4 + 3 Cr(NO3)3 = 3 Li(NO3)3 + Cr3PO4
HCl + S = Cl2S + H2 =>
2 HCl + S = Cl2S + H2
Na2Cr2O7 + Na2C2O4 + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O + CO2 =>
Na2Cr2O7 + 3 Na2C2O4 + 7 H2SO4 = Cr2(SO4)3 + 4 Na2SO4 + 7 H2O + 6 CO2
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