| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2CrO4 + 2 AgNO3 = 2 KNO3 + Ag2CrO4(s)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
CH3OH + N2 = NH3 + HCN + O2 =>
2 CH3OH + 2 N2 = 2 NH3 + 2 HCN + O2
(c)C2H5OH(l) + O2(g) = CO2(g) + H2O(g) =>
(c)C2H5OH(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
(CN)2(g) + H2O(l) = NH3(g) + H2C2O4(aq) =>
(CN)2(g) + 4 H2O(l) = 2 NH3(g) + H2C2O4(aq)
NaOH + AlCl3 = Al(OH)3 + NaCl =>
3 NaOH + AlCl3 = Al(OH)3 + 3 NaCl
C9H17NO5 + O2 = N2 + CO2 + H2O =>
4 C9H17NO5 + 43 O2 = 2 N2 + 36 CO2 + 34 H2O
CaCO3 = CaO(s) + CO2(g) =>
CaCO3 = CaO(s) + CO2(g)
Sb2Se3 + HF = SbF3 + H2Se =>
Sb2Se3 + 6 HF = 2 SbF3 + 3 H2Se
CH3CONH2(g) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
4 CH3CONH2(g) + 11 O2(g) = 8 CO2(g) + 10 H2O(g) + 2 N2(g)
WO3(g) + H2(g) = W(s) + H2O(l) =>
WO3(g) + 3 H2(g) = W(s) + 3 H2O(l)
(NH4)PO4 + CaCl2 = Ca(PO4)2 + NH4Cl =>
2(NH4)PO4 + CaCl2 = Ca(PO4)2 + 2 NH4Cl
ZnS + O2 = ZnO + SO22 =>
2 ZnS + 23 O2 = 2 ZnO + 2 SO22
Al + K2O = AlO + K =>
Al + K2O = AlO + 2 K
Ca(HCO3)2(aq)(heat) = CaCO3(s) + CO2(g) + H2O(g) =>
Ca(HCO3)2(aq)(heat) = CaCO3(s) + CO2(g) + H2O(g)
As + H2SO4 = HAsO2 + SO2 + H2 =>
2 As + 2 H2SO4 = 2 HAsO2 + 2 SO2 + H2
CH3COOH + CH3(CH2)2CH2OH = C6H4OHCOOC6H5 + H2O =>
11 CH3COOH + CH3(CH2)2CH2OH = 2 C6H4OHCOOC6H5 + 17 H2O
BO + H2O = O + BH =>
2 BO + H2O = 3 O + 2 BH
HF(aq) + NaHS(aq) = NaF(aq) + H2S(aq) =>
HF(aq) + NaHS(aq) = NaF(aq) + H2S(aq)
KN3H2O = HN3KOH =>
KN3H2O = HN3KOH
H2Cr2O7 + HNO2 + HCl = CrCl3 + HNO3 + H2O =>
H2Cr2O7 + 3 HNO2 + 6 HCl = 2 CrCl3 + 3 HNO3 + 4 H2O
Co(s) + NaCl(aq) = Na(s) + CoCl2(aq) =>
Co(s) + 2 NaCl(aq) = 2 Na(s) + CoCl2(aq)
NaCl + Pb(CH3COO)2 = PbCl2 + Na2(CH3COO)2 =>
2 NaCl + Pb(CH3COO)2 = PbCl2 + Na2(CH3COO)2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NH4NO3 + KOH = NH2O + KNO3 + H2O =>
5 NH4NO3 + 2 KOH = 8 NH2O + 2 KNO3 + 3 H2O
Co(CH3COO)2 + MgSO4 = CoSO4 + Mg(CH3COO)2 =>
Co(CH3COO)2 + MgSO4 = CoSO4 + Mg(CH3COO)2
Al(s) + S = Al2S3 =>
2 Al(s) + 3 S = Al2S3
N2H4(i) + O2(g) = N2(g) + H2O(g) =>
N2H4(i) + O2(g) = N2(g) + 2 H2O(g)
MnO4{-} + OH{-} + C2O4{2-} = Mn(OH)3 + CO3{2-} =>
MnO4{-} + 3 OH{-} + 2 C2O4{2-} = Mn(OH)3 + 4 CO3{2-}
VO2{+} + Zn + H{+} = V{2+} + Zn{2+} + H2O =>
2 VO2{+} + 3 Zn + 8 H{+} = 2 V{2+} + 3 Zn{2+} + 4 H2O
FeCl3 + O2 = Fe(ClO3)3 =>
2 FeCl3 + 9 O2 = 2 Fe(ClO3)3
*H2O + SO3 = H2SO4 =>
*H2O + SO3 = H2SO4
MnS4 + HNO3 + HCl = NO + S + MnCl2 + H2O =>
3 MnS4 + 2 HNO3 + 6 HCl = 2 NO + 12 S + 3 MnCl2 + 4 H2O
C10H17O5N + CO2 + H2O = CH3COOH + NH3 =>
2 C10H17O5N + 2 CO2 + 8 H2O = 11 CH3COOH + 2 NH3
Zn + SO4 = ZnS + ZnO =>
5 Zn + SO4 = ZnS + 4 ZnO
CH2(COOH)2 + H2O2 = CO2 + H2O =>
CH2(COOH)2 + 4 H2O2 = 3 CO2 + 6 H2O
H3P + H2O = HPO + H2 =>
H3P + H2O = HPO + 2 H2
Pb(NO3)2 + KCO2 = Pb(CO3)2 + KNO2 =>
Pb(NO3)2 + 2 KCO2 = Pb(CO3)2 + 2 KNO2
K2CO3 + FeBr2 = Fe2(CO3)2 + KBr =>
2 K2CO3 + 2 FeBr2 = Fe2(CO3)2 + 4 KBr
Pd + HCl + H2O = PdCl2 + H3O =>
Pd + 2 HCl + 2 H2O = PdCl2 + 2 H3O
CU + HNO3 = NO2 + CU(NO3)2 + H2O =>
CU + 4 HNO3 = 2 NO2 + CU(NO3)2 + 2 H2O
H2NCH2CH2NH2 + HCl = H3NCH2CH2NH2 + Cl2 =>
2 H2NCH2CH2NH2 + 2 HCl = 2 H3NCH2CH2NH2 + Cl2
NaNO5 = NaNO3 + O2 =>
NaNO5 = NaNO3 + O2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Na2(Cu(OH)4) = Cu(OH)2 + NaOH =>
Na2(Cu(OH)4) = Cu(OH)2 + 2 NaOH
NaOH + CuSO4 = CuOH + NaSO4 =>
NaOH + CuSO4 = CuOH + NaSO4
SO2 + KIO4 + H2O = H2SO4 + KI =>
4 SO2 + KIO4 + 4 H2O = 4 H2SO4 + KI
NaH + OH = H2OH + Na =>
2 NaH + OH = H2OH + 2 Na
Na2B4O7*4H2O + NaOH + H2O2 = NaBO3 + H2O =>
Na2B4O7*4H2O + 2 NaOH + 4 H2O2 = 4 NaBO3 + 9 H2O
HgSO4 + NaI = HgI + NaSO4 =>
HgSO4 + NaI = HgI + NaSO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/25/24
Équations équilibrées sur12/25/23
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