| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 HNO2 = NO3 + 3 NO + 2 H2O
Sr(OH)2 + NH4Cl = SrCl2 + NH4(OH) =>
Sr(OH)2 + 2 NH4Cl = SrCl2 + 2 NH4(OH)
(NH4)OH + Ca(NO3)2 = (NH4)(NO3) + Ca(OH)2 =>
2(NH4)OH + Ca(NO3)2 = 2(NH4)(NO3) + Ca(OH)2
CaS + HNO3 = NO2 + S + H2O + Ca(NO3)2 =>
CaS + 4 HNO3 = 2 NO2 + S + 2 H2O + Ca(NO3)2
P2O5 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
P2O5 + 3 Ca(OH)2 = Ca3(PO4)2 + 3 H2O
Ce{4} + Fe{2} = Fe{3} + Ce{3} =>
Ce{4} + Fe{2} = Fe{3} + Ce{3}
K2S(aq) + HCl(aq) = K(s) + H2(g) + SCl2(g) =>
K2S(aq) + 2 HCl(aq) = 2 K(s) + H2(g) + SCl2(g)
C6H13OH + O2 = CO + H2O =>
C6H13OH + 6 O2 = 6 CO + 7 H2O
AgNO3 + NaCO3 = Ag2CO3 + Na + NO3 =>
2 AgNO3 + NaCO3 = Ag2CO3 + Na + 2 NO3
C6H5COOH + CH3OH = C6H6 + H2O =>
C6H5COOH + 5 CH3OH = 2 C6H6 + 7 H2O
Mn{+2} + O2 + e = MnO2 =>
Mn{+2} + O2 + 2e = MnO2
Fe + HNO3 = Fe2O4 + NO2 + H2O =>
2 Fe + 8 HNO3 = Fe2O4 + 8 NO2 + 4 H2O
CuCl2 + Al4(PO4)3 = Cu4(PO4)2 + AlCl3 =>
12 CuCl2 + 2 Al4(PO4)3 = 3 Cu4(PO4)2 + 8 AlCl3
Hg2(C2H3O2)2 + KBr = KC2H3O2 + Hg2Br2 =>
Hg2(C2H3O2)2 + 2 KBr = 2 KC2H3O2 + Hg2Br2
KMnO4 + H2C2O4 + H2SO4 = K2SO4 + Mn(SO4)2 + CO2 + H2O =>
2 KMnO4 + 3 H2C2O4 + 5 H2SO4 = K2SO4 + 2 Mn(SO4)2 + 6 CO2 + 8 H2O
CaO + H = Ca + OH =>
CaO + H = Ca + OH
CH3CH2CH2CH2CH2OHCHCH = CHCHCHCH2CH2CH2CH3 + H2O =>
CH3CH2CH2CH2CH2OHCHCH = CHCHCHCH2CH2CH2CH3 + H2O
Na3Po4 + Pb(NO3)4 = Pb3(Po4)4 + NaNO3 =>
4 Na3Po4 + 3 Pb(NO3)4 = Pb3(Po4)4 + 12 NaNO3
C5H10 + O2 = CO2 + H2O6 =>
C5H10 + 20 O2 = 5 CO2 + 5 H2O6
NaOH + C21H40O4 = C18H33O2Na + C3H8O3 =>
NaOH + C21H40O4 = C18H33O2Na + C3H8O3
Au(OH)3 + HCN = Au(CN)3 + H2O =>
Au(OH)3 + 3 HCN = Au(CN)3 + 3 H2O
C3H6O + Cu{2+} + OH{-} = CHOO{-} + Cu2O + H2O =>
C3H6O + 10 Cu{2+} + 23 OH{-} = 3 CHOO{-} + 5 Cu2O + 13 H2O
HCOH + K2Cr2O7 + H2SO4 = HCOOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 HCOH + K2Cr2O7 + 4 H2SO4 = 3 HCOOH + K2SO4 + Cr2(SO4)3 + 4 H2O
Bi(OH)3 + CaSnO2 = Bi + CaSnO3 + H2O =>
2 Bi(OH)3 + 3 CaSnO2 = 2 Bi + 3 CaSnO3 + 3 H2O
Pt(CN)2 + RbClO3 = Pt(ClO3)2 + Rb(CN) =>
Pt(CN)2 + 2 RbClO3 = Pt(ClO3)2 + 2 Rb(CN)
CH2OHCH(OH)4COH + CU(OH)2 = CH2OHCH(OH)4COOH + CU2O + H2O =>
CH2OHCH(OH)4COH + 12 CU(OH)2 = 3 CH2OHCH(OH)4COOH + 6 CU2O + 3 H2O
(CN)2(g) + H2O(l) = H2C2O4(aq) + NH3(g) =>
(CN)2(g) + 4 H2O(l) = H2C2O4(aq) + 2 NH3(g)
N2H4O3 + C10H22 = CO2 + H2O + N2 =>
31 N2H4O3 + C10H22 = 10 CO2 + 73 H2O + 31 N2
C5H8(g) + O(g) = CO2(g) + H2O(g) =>
C5H8(g) + 14 O(g) = 5 CO2(g) + 4 H2O(g)
MgH2 + CaCl2 = MgCl2 + CaH2 =>
MgH2 + CaCl2 = MgCl2 + CaH2
CU + HNO3 = CUO + N2 + H2O =>
5 CU + 2 HNO3 = 5 CUO + N2 + H2O
Na2S2 + Na2SeO4 + HCl = Na2SO4 + Se + NaCl + H2O =>
3 Na2S2 + 7 Na2SeO4 + 8 HCl = 6 Na2SO4 + 7 Se + 8 NaCl + 4 H2O
Ca(NO3)2 + AlPO4 = Ca3(PO4)2 + Al(NO3)3 =>
3 Ca(NO3)2 + 2 AlPO4 = Ca3(PO4)2 + 2 Al(NO3)3
Mg + Fe(NO3)2 = Fe + Mg(NO3)2 =>
Mg + Fe(NO3)2 = Fe + Mg(NO3)2
Li + H2O = LiO2 + H =>
Li + 2 H2O = LiO2 + 4 H
HNO3 + P4O10 = N2O5 + H3PO4 =>
12 HNO3 + P4O10 = 6 N2O5 + 4 H3PO4
AgNO3 + NH3 + H2O = NH3NO3 + AgOH =>
9 AgNO3 + 7 NH3 + 6 H2O = 8 NH3NO3 + 9 AgOH
Mn(NO3)2 + Pb3O4 + HNO3 = HMnO4 + H2O + Pb(NO3)2 =>
2 Mn(NO3)2 + 5 Pb3O4 + 26 HNO3 = 2 HMnO4 + 12 H2O + 15 Pb(NO3)2
H + Ca3P2 = Ca + H3P =>
6 H + Ca3P2 = 3 Ca + 2 H3P
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
Na + FeCl3 = NaFe + Cl2 =>
2 Na + 2 FeCl3 = 2 NaFe + 3 Cl2
Pb + Br2 = Pb(Br2) =>
Pb + Br2 = Pb(Br2)
FeBr2 + K2Co3 = Fe(Co3) + KBr =>
FeBr2 + K2Co3 = Fe(Co3) + 2 KBr
KMnO4 + Na2S2O3 + H2SO4 = H2O + K2SO4 + MnSO4 + Na2SO4 =>
8 KMnO4 + 5 Na2S2O3 + 7 H2SO4 = 7 H2O + 4 K2SO4 + 8 MnSO4 + 5 Na2SO4
B3O + Mg = MgO + B =>
B3O + Mg = MgO + 3 B
NH4Cl + H2SO4 = NH4SO4 + HCl + H =>
NH4Cl + H2SO4 = NH4SO4 + HCl + H
K2MnO4 + H2SO4 = KMnO4 + MnO2 + K2SO4H2O =>
3 K2MnO4 + 2 H2SO4 = 2 KMnO4 + MnO2 + 2 K2SO4H2O
Fe + NaNO2 = FeNO2 + Na =>
Fe + NaNO2 = FeNO2 + Na
HCl + AgNO3 = HNO3 + AgCl =>
HCl + AgNO3 = HNO3 + AgCl
C5H10 + KMnO4 + H2SO4 = K2SO4 + C3H6O2MnSO4 + H2O + CO2 =>
19 C5H10 + 30 KMnO4 + 45 H2SO4 = 15 K2SO4 + 30 C3H6O2MnSO4 + 50 H2O + 5 CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/23
Équations équilibrées sur01/21/23
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