| Équations équilibrées la veille |
CoSO4 + 2 HCl = CoCl2 + SO4 + 2 H
CaMg(CO3)2 = MgO + CaO + CO2 =>
CaMg(CO3)2 = MgO + CaO + 2 CO2
Al + CoNO3 = Al(NO3)3 + Co =>
Al + 3 CoNO3 = Al(NO3)3 + 3 Co
Cu2S + HNO3 = Cu(NO3)2 + SO2 + H2O + NO =>
3 Cu2S + 20 HNO3 = 6 Cu(NO3)2 + 3 SO2 + 10 H2O + 8 NO
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
K2S + Pb(NO3)2 = K2Pb + S(NO3)2 =>
K2S + Pb(NO3)2 = K2Pb + S(NO3)2
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
KBr + H2SO4 + MnO2 = KHSO4 + MnSO4(H2O) + H2O + Br =>
2 KBr + 3 H2SO4 + MnO2 = 2 KHSO4 + MnSO4(H2O) + H2O + 2 Br
MnSO4 + O2 + NaOH = MnO(OH)2 + Na2SO4 =>
2 MnSO4 + O2 + 4 NaOH = 2 MnO(OH)2 + 2 Na2SO4
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
C2H4(OH)2 + NaOH = C2H4O2Na2 + H2O =>
C2H4(OH)2 + 2 NaOH = C2H4O2Na2 + 2 H2O
C10H12O + Br2 = C10H11BrO + HBr =>
C10H12O + Br2 = C10H11BrO + HBr
HCIO + SO2 + H2O = HCI + H2SO4 =>
HCIO + SO2 + H2O = HCI + H2SO4
BaH2 = Ba(H)2 =>
BaH2 = Ba(H)2
N2 + H2O = NH3 + NO =>
5 N2 + 6 H2O = 4 NH3 + 6 NO
CH3(CH2)10COOH = C + O2 + H2 =>
CH3(CH2)10COOH = 12 C + O2 + 12 H2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
K2CO3 + H3PO3 = K2PO3 + H3CO3 =>
K2CO3 + H3PO3 = K2PO3 + H3CO3
Fe(OH)3 + H4SiO3 = Fe4(SiO3)3 + H2O =>
4 Fe(OH)3 + 3 H4SiO3 = Fe4(SiO3)3 + 12 H2O
BrO3{-} + Cr{3+} + H{+} = Cr2O7{2-} + Br{3+} + H2O =>
3 BrO3{-} + 2 Cr{3+} + 4 H{+} = Cr2O7{2-} + 3 Br{3+} + 2 H2O
CH3OOH + Na2CO3 = CH3COONa + H2O + CO2 =>
4 CH3OOH + Na2CO3 = 2 CH3COONa + 5 H2O + CO2
Na2CO3 + HC2H3O2 = NaC2H3O2 + CO2 + H2O =>
Na2CO3 + 2 HC2H3O2 = 2 NaC2H3O2 + CO2 + H2O
Mg + HCI2 = MgCI2 + H2 =>
2 Mg + 2 HCI2 = 2 MgCI2 + H2
N2 + H2O = NH3 + NO =>
5 N2 + 6 H2O = 4 NH3 + 6 NO
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
N2 + H2O = NH3 + NO =>
5 N2 + 6 H2O = 4 NH3 + 6 NO
Na2S + MnCl2 = SMn + NaCl =>
Na2S + MnCl2 = SMn + 2 NaCl
SIO3 + HF = SIF6 + H2O =>
SIO3 + 6 HF = SIF6 + 3 H2O
Cr2O5 + Fe2{+} + H = Cr3{+} + Fe3{+} + H2O =>
3 Cr2O5 + 6 Fe2{+} + 30 H = 2 Cr3{+} + 4 Fe3{+} + 15 H2O
LiCl + O2 = LiClO =>
2 LiCl + O2 = 2 LiClO
K + O = K5O2 =>
5 K + 2 O = K5O2
Ca(CO3)2 + AgNO3 = AgCO3 + Ca(NO3)2 =>
Ca(CO3)2 + 2 AgNO3 = 2 AgCO3 + Ca(NO3)2
C3H6OH + O = C2H5CHO + H2O =>
2 C3H6OH + O = 2 C2H5CHO + H2O
Cl2(g) + KI(s) = I(s) + KCl2(s) =>
Cl2(g) + KI(s) = I(s) + KCl2(s)
Al(s) + Pb(NO3)2(aq) = Al(NO3)3(aq) + Pb(s) =>
2 Al(s) + 3 Pb(NO3)2(aq) = 2 Al(NO3)3(aq) + 3 Pb(s)
LiBH4 + KCIO4 = Li2O + B2O3 + KCI + H2 =>
2 LiBH4 + KCIO4 = Li2O + B2O3 + KCI + 4 H2
C3H6 + O2(g) = CO2(g) + H2O =>
2 C3H6 + 9 O2(g) = 6 CO2(g) + 6 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NaClO + CH3COOH = CH3COONa + H2O + Cl2 + O2 =>
4 NaClO + 4 CH3COOH = 4 CH3COONa + 2 H2O + 2 Cl2 + O2
(NH4)2SO4(aq) + SrCl2(aq) = (NH4)Cl(aq) + SrSO4(s) =>
(NH4)2SO4(aq) + SrCl2(aq) = 2(NH4)Cl(aq) + SrSO4(s)
NaHCO3 + C6H8O7 = NaC6H8O7 + CO2 + H2O =>
18 NaHCO3 + 19 C6H8O7 = 18 NaC6H8O7 + 24 CO2 + 13 H2O
Na2S(aq) + ZnCl2(aq) = ZnS(s) + NaCl(aq) =>
Na2S(aq) + ZnCl2(aq) = ZnS(s) + 2 NaCl(aq)
Al9 + O2 = Al4O2 =>
4 Al9 + 9 O2 = 9 Al4O2
MnSO4 + PbO2 + H2SO4 = HMnO4 + PbSO4 + H2O =>
2 MnSO4 + 5 PbO2 + 3 H2SO4 = 2 HMnO4 + 5 PbSO4 + 2 H2O
NaHCO3 + H(C2H3O2) = NaC2H3O2 + H2CO3 =>
NaHCO3 + H(C2H3O2) = NaC2H3O2 + H2CO3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
FePO4 + Na = Na3PO4 + Fe =>
FePO4 + 3 Na = Na3PO4 + Fe
NH3 + O2O2 = H2O + NO =>
8 NH3 + 5 O2O2 = 12 H2O + 8 NO
Au2O3 = Au2O + O2 =>
Au2O3 = Au2O + O2
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