| Équations équilibrées la veille |
6 Fe(OH)2 + 2 HCl = 3 Fe2 + 2 HClO3 + 6 H2O
KMnO4 + Cl2 = KCl + MnCl2 + O2 =>
2 KMnO4 + 3 Cl2 = 2 KCl + 2 MnCl2 + 4 O2
C6H4(CH3){-}CH3 + KMnO4 + H2SO4 = C6H4(COOH){-}COOH + K2SO4 + MnSO4 + H2O =>
5 C6H4(CH3){-}CH3 + 6 KMnO4 + 9 H2SO4 = 5 C6H4(COOH){-}COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
C16H18ClN3S + H2O2 = CO2 + H2O + NO3 + SO4 + Cl =>
C16H18ClN3S + 54 H2O2 = 16 CO2 + 63 H2O + 3 NO3 + SO4 + Cl
Al(NO3)3 + Mn(OH)2 = Al(OH)3 + Mn(NO3)2 =>
2 Al(NO3)3 + 3 Mn(OH)2 = 2 Al(OH)3 + 3 Mn(NO3)2
Nb(HCO3)5 = Nb2(CO3)5 + H2O + CO2 =>
2 Nb(HCO3)5 = Nb2(CO3)5 + 5 H2O + 5 CO2
CoCl2 + (Na)3 + (PO)4 = (Na)3Cl2 + Co(PO)4 =>
CoCl2 + (Na)3 + (PO)4 = (Na)3Cl2 + Co(PO)4
KClO + I2 + KOH = KCl + KIO3 + H2O =>
5 KClO + I2 + 2 KOH = 5 KCl + 2 KIO3 + H2O
KBrO + Al + Ba(OH)2 + H2O = KBr + Ba[Al(OH)4]2 =>
3 KBrO + 2 Al + Ba(OH)2 + 3 H2O = 3 KBr + Ba[Al(OH)4]2
Na2SO3 + BaO = Na2O + BaSO3 =>
Na2SO3 + BaO = Na2O + BaSO3
A3 = A2 =>
2 A3 = 3 A2
SIOH = SIO + H =>
SIOH = SIO + H
Cr + K + O2 = K2Cr2O7 = =>
4 Cr + 4 K + 7 O2 = 2 K2Cr2O7
(CH3COO)2Ca + HNO3 = Ca(NO3)2 + CH3COOH =>
(CH3COO)2Ca + 2 HNO3 = Ca(NO3)2 + 2 CH3COOH
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
Na2S + Pb(SO4)2 = PbS2 + Na2SO4 =>
2 Na2S + Pb(SO4)2 = PbS2 + 2 Na2SO4
NaHCO3(s) + H3CCOOH(aq) = H3CCOONa(aq) + H2O(l) + CO2(g) =>
NaHCO3(s) + H3CCOOH(aq) = H3CCOONa(aq) + H2O(l) + CO2(g)
MnO2 + HCl = Cl2 + MnCl2 + H2O =>
MnO2 + 4 HCl = Cl2 + MnCl2 + 2 H2O
K2S2O8 + Mg = K2S + SO2 + MgOKO2 =>
4 K2S2O8 + 6 Mg = K2S + 7 SO2 + 6 MgOKO2
CuCO3 + K4[Fe(CN)6] = K2Cu[Fe(CN)6] + K2CO3 =>
CuCO3 + K4[Fe(CN)6] = K2Cu[Fe(CN)6] + K2CO3
Na2C2O4 + H2SO4 = (CO2H)2 + Na2SO4 =>
Na2C2O4 + H2SO4 = (CO2H)2 + Na2SO4
Na + MgSO4 = Na2SO4 + Mg =>
2 Na + MgSO4 = Na2SO4 + Mg
C5H4O(l) + O2(g) = H2O(g) + CO2(g) =>
2 C5H4O(l) + 11 O2(g) = 4 H2O(g) + 10 CO2(g)
CH4 + Na + O2 = Na2CO3 + H2O =>
2 CH4 + 4 Na + 5 O2 = 2 Na2CO3 + 4 H2O
benzene + oxygen = phenol =>
2 C6H6 + O2 = 2 C6H5OH
H{3}BO{3} = H{4}B{6}O{11} + H{2}O =>
2 H{3}BO{3} = H{4}B{6}O{11} + H{2}O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KH2PO4 + K = K2HPO4 + H2 =>
2 KH2PO4 + 2 K = 2 K2HPO4 + H2
CH2OH{-}CHOH{-}CH2OH + HNO3 = CH2ONO2{-}CHONO2{-}CH2ONO2 + H2O =>
CH2OH{-}CHOH{-}CH2OH + HNO3 = CH2ONO2{-}CHONO2{-}CH2ONO2 + H2O
HClO3 + Mg(OH)2 = MgCl2 + H2O + O2 =>
2 HClO3 + Mg(OH)2 = MgCl2 + 2 H2O + 3 O2
Cr(s) + NiSO4(aq) = CrSO4(aq) + Ni(s) =>
Cr(s) + NiSO4(aq) = CrSO4(aq) + Ni(s)
Ti + MoO3 = Ti2O3 + Mo =>
2 Ti + MoO3 = Ti2O3 + Mo
K + H2O = KOH + H4 =>
4 K + 4 H2O = 4 KOH + H4
HCl + Zn = H2 + ZnCl2 =>
2 HCl + Zn = H2 + ZnCl2
Ba + CuNO3 = Ba(NO3)2 + Cu =>
Ba + 2 CuNO3 = Ba(NO3)2 + 2 Cu
H2CO3Na2CO3 = NaHCO3 =>
H2CO3Na2CO3 = 2 NaHCO3
K2CO3 + H3PO4 = CO2 + H2O + K3PO4 =>
3 K2CO3 + 2 H3PO4 = 3 CO2 + 3 H2O + 2 K3PO4
K3PO4(ag) + MgCl2(ag) = Mg3(PO4)2(s) + KCl(ag) =>
2 K3PO4(ag) + 3 MgCl2(ag) = Mg3(PO4)2(s) + 6 KCl(ag)
Mn(NO3)2 + Na(BiO3) + HNO3 = H2MnO4 + Bi(NO3)3 + Na(NO3) + H2O =>
Mn(NO3)2 + 2 Na(BiO3) + 6 HNO3 = H2MnO4 + 2 Bi(NO3)3 + 2 Na(NO3) + 2 H2O
Sb(OH)3 + HNO3 = H2O + Sb(NO3)3 =>
Sb(OH)3 + 3 HNO3 = 3 H2O + Sb(NO3)3
Mg + Al(C2H3O2) = Al + Mg(C2H3O2)2 =>
Mg + 2 Al(C2H3O2) = 2 Al + Mg(C2H3O2)2
Na2SO4 + CoCl2 = CoSO4 + NaCl =>
Na2SO4 + CoCl2 = CoSO4 + 2 NaCl
H2 + CN = HCN =>
H2 + 2 CN = 2 HCN
CaCl2(aq) + NaCO3(aq) = CaCO3(aq) + NaCl2(aq) =>
CaCl2(aq) + NaCO3(aq) = CaCO3(aq) + NaCl2(aq)
CH3COON + H2O = OH + CH4COON =>
CH3COON + H2O = OH + CH4COON
H2NCH3COOH + O2 = CO2 + H2O + NH3 =>
4 H2NCH3COOH + 7 O2 = 8 CO2 + 6 H2O + 4 NH3
HBr(aq) + Pb(ClO4)2(aq) = HClO4(aq) + PbBr2(s) =>
2 HBr(aq) + Pb(ClO4)2(aq) = 2 HClO4(aq) + PbBr2(s)
Ca + HNO3 = Ca(NO3)2 + H2 =>
Ca + 2 HNO3 = Ca(NO3)2 + H2
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Équations équilibrées sur12/10/24
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