| Équations équilibrées la veille |
H2C2O4 + 2 MnO4 = 2 MnO2 + 2 CO4 + H2
P + PCl5 = P5Cl =>
24 P + PCl5 = 5 P5Cl
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C3H8 + Br = C3H6Br + HBr =>
C3H8 + 3 Br = C3H6Br + 2 HBr
K2CrO4 + H2SO4 + Zn0 = ZnSO4 + Cr2(SO4)3 + KHSO4 + H2O =>
2 K2CrO4 + 10 H2SO4 + 3 Zn0 = 3 ZnSO4 + Cr2(SO4)3 + 4 KHSO4 + 8 H2O
N + Hg = NHg =>
N + Hg = NHg
CH4 + Cl2 = Cl3CH + HCl =>
CH4 + 3 Cl2 = Cl3CH + 3 HCl
Nb + H2O = NbO + H2 =>
Nb + H2O = NbO + H2
NaNO3 + Na2CO3 + Mo2O3 = NaNO2 + Na2MoO4 + CO2 =>
3 NaNO3 + 2 Na2CO3 + Mo2O3 = 3 NaNO2 + 2 Na2MoO4 + 2 CO2
KMnO4 + C6H5CHO + H2O = C6H5COOH + MnO2 + KOH =>
2 KMnO4 + 3 C6H5CHO + H2O = 3 C6H5COOH + 2 MnO2 + 2 KOH
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Na2HPO4 + Pb(NO3)2 = Pb3(PO4)2 + NaH2PO4 + NaNO3 =>
4 Na2HPO4 + 3 Pb(NO3)2 = Pb3(PO4)2 + 2 NaH2PO4 + 6 NaNO3
SiO + CO = SiO2 + SiC =>
3 SiO + CO = 2 SiO2 + SiC
C6H1206 + CuO = Cu2O + CO2 + H2O =>
C6H1206 + 1230 CuO = 615 Cu2O + 6 CO2 + 603 H2O
NH3 + Cl2 = NH4Cl + N4 =>
16 NH3 + 6 Cl2 = 12 NH4Cl + N4
K(MgFe)2AlSi3O10(OH)2 + H2CO3 + O2 + H2O = Al2Si2O5(OH)4 + H4SiO4 + K{+} + Mg{2+} + Fe(OH)3 + HCO3{-} =>
2 K(MgFe)2AlSi3O10(OH)2 + 10 H2CO3 + 2 O2 + 9 H2O = Al2Si2O5(OH)4 + 4 H4SiO4 + 2 K{+} + 4 Mg{2+} + 4 Fe(OH)3 + 10 HCO3{-}
C3H8(g) + O2(g) = CO2(g) + H2O() =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O()
C2H5Br + KOH(aqueous) = KBr + H2O + C2H4 =>
C2H5Br + KOH(aqueous) = KBr + H2O + C2H4
Cl2 + AsH3 + HOH = AsO4 + HCl =>
11 Cl2 + 2 AsH3 + 8 HOH = 2 AsO4 + 22 HCl
Sr2 + H2SO4 = SrSO4 + H2O + SO2 =>
Sr2 + 4 H2SO4 = 2 SrSO4 + 4 H2O + 2 SO2
Cl4 + O2 = Cl2O =>
Cl4 + O2 = 2 Cl2O
WS2 + SnS2 = SnWS4 =>
WS2 + SnS2 = SnWS4
I{-} + MnO4{-} + H2O = IO{-} + MnO2 + OH{-} =>
3 I{-} + 2 MnO4{-} + H2O = 3 IO{-} + 2 MnO2 + 2 OH{-}
Ba(OH)2 + I = BaI2 + BaIO3 + H2O =>
3 Ba(OH)2 + 5 I = 2 BaI2 + BaIO3 + 3 H2O
O2C = CO2 =>
O2C = CO2
ZnO + Fe(NO3)2 = Zn(NO3)2 + FeO =>
ZnO + Fe(NO3)2 = Zn(NO3)2 + FeO
KBr + MnO2 + H2SO4 = K2SO4 + MnSO4 + H2O + Br2 =>
2 KBr + MnO2 + 2 H2SO4 = K2SO4 + MnSO4 + 2 H2O + Br2
H2 + CO + O2 = H2CO3 =>
H2 + CO + O2 = H2CO3
Ca(OH)2 + P = Ca3P2 + OH =>
3 Ca(OH)2 + 2 P = Ca3P2 + 6 OH
Cu(SO4) + Na3PO4 = Cu3(PO4)2 + Na2(SO4) =>
3 Cu(SO4) + 2 Na3PO4 = Cu3(PO4)2 + 3 Na2(SO4)
(C2H5)2NH + HCl = (C2H5)2NH2 + Cl2 =>
2(C2H5)2NH + 2 HCl = 2(C2H5)2NH2 + Cl2
Mg + NH4 + PO4 = Mg2P2O7 + NH3 + H2O =>
2 Mg + 2 NH4 + 2 PO4 = Mg2P2O7 + 2 NH3 + H2O
NH4Cl + Fe = NH3 + H2 + FeCl2 =>
2 NH4Cl + Fe = 2 NH3 + H2 + FeCl2
CH3COOH + LiOH = CH3COOLi + H2O =>
CH3COOH + LiOH = CH3COOLi + H2O
NH4N3 + P = PN + NH3 =>
3 NH4N3 + 8 P = 8 PN + 4 NH3
CH3COOH + Li(OH) = LiC2H3O2 + H2O =>
CH3COOH + Li(OH) = LiC2H3O2 + H2O
Ca(ClO3)2 + H2SO4 + H2C2O4 = CaSO4 + ClO2 + CO2 + H2O =>
Ca(ClO3)2 + H2SO4 + H2C2O4 = CaSO4 + 2 ClO2 + 2 CO2 + 2 H2O
NH3 + NO = N + H2O =>
2 NH3 + 3 NO = 5 N + 3 H2O
Cl + P = Cl3P2 =>
3 Cl + 2 P = Cl3P2
C2H5OH + Cr2O7{2-} + H{+} = HC2H3O2 + Cr{3+} + H2O =>
3 C2H5OH + 2 Cr2O7{2-} + 16 H{+} = 3 HC2H3O2 + 4 Cr{3+} + 11 H2O
C6H9KO8 + KOH + Ca(NO3)2 = C6H8CaO8 + H2O + KNO3 =>
C6H9KO8 + KOH + Ca(NO3)2 = C6H8CaO8 + H2O + 2 KNO3
Mg(OH)2 + H2O = Mg + H2OOH =>
Mg(OH)2 + 2 H2O = Mg + 2 H2OOH
Fe + Na2CO3 = Fe2C3O9 + Na =>
2 Fe + 3 Na2CO3 = Fe2C3O9 + 6 Na
CaHPO4 + KOH = Ca(OH)2 + K2HPO4 =>
CaHPO4 + 2 KOH = Ca(OH)2 + K2HPO4
Na2HPO4 + Pb(NO3)2 = Pb3(PO4)2 + NaH2PO4 + NaNO3 =>
4 Na2HPO4 + 3 Pb(NO3)2 = Pb3(PO4)2 + 2 NaH2PO4 + 6 NaNO3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
S + O2 = SO2 =>
S + O2 = SO2
Al(OH)3 + H2S = H2O + Al(HS)3 =>
Al(OH)3 + 3 H2S = 3 H2O + Al(HS)3
Ag + CuSO4 = Ag2SO4 + Cu =>
2 Ag + CuSO4 = Ag2SO4 + Cu
Mn{+7} + e = Mn =>
Mn{+7} + 7e = Mn
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