| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 HCN + 9 O2 = 4 NO2 + 4 CO2 + 2 H2O
Zn(OH)2Ba(OH)2 = Ba[Zn(OH)4] =>
Zn(OH)2Ba(OH)2 = Ba[Zn(OH)4]
(CO3)3 + H2SO4 = (SO4)3 + H2O + CO2 =>
(CO3)3 + 3 H2SO4 = (SO4)3 + 3 H2O + 3 CO2
K2CrO7 + H2O + S = SO4 + KOH + Cr2O3 =>
8 K2CrO7 + 8 H2O + 9 S = 9 SO4 + 16 KOH + 4 Cr2O3
FeBr2 + KOH = Fe(OH)2 + KBr =>
FeBr2 + 2 KOH = Fe(OH)2 + 2 KBr
KBrO3 + S = KBr + SO2 =>
2 KBrO3 + 3 S = 2 KBr + 3 SO2
CH10 + O = CO + H2O =>
CH10 + 6 O = CO + 5 H2O
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
C6H5(NO2) + Zn + HCl = C6H5(NH2) + ZnCl2 + H2O =>
C6H5(NO2) + 3 Zn + 6 HCl = C6H5(NH2) + 3 ZnCl2 + 2 H2O
H2SO4 + NaOH(aq) = H2O(l) + Na2SO4 =>
H2SO4 + 2 NaOH(aq) = 2 H2O(l) + Na2SO4
NH4HS + BaCl2 = NH4Cl + BaS + HCl =>
NH4HS + BaCl2 = NH4Cl + BaS + HCl
H2SiF6 + H3BO3 = SiO2 + HBF4 + H2O =>
2 H2SiF6 + 3 H3BO3 = 2 SiO2 + 3 HBF4 + 5 H2O
MnO + MoO3 + Nb2O5 + Li2CO3 = Li8Mn2[MnMoNb8]O30 + CO2 =>
3 MnO + MoO3 + 4 Nb2O5 + 4 Li2CO3 = Li8Mn2[MnMoNb8]O30 + 4 CO2
Zn + HNO3 = ZnNO3 + H2O + N2 =>
10 Zn + 12 HNO3 = 10 ZnNO3 + 6 H2O + N2
[Cr(H2O)6]{3+} + OH{-} = Cr(OH)3 + H2O =>
[Cr(H2O)6]{3+} + 3 OH{-} = Cr(OH)3 + 6 H2O
C6H8O7 + H2O = CH707 + H3O3 =>
C6H8O7 + 4241.0000000005H2O = 6.0000000000006CH707 + 1416.0000000002H3O3
Li2S + KMnO4 + H2O = S + MnO2 + LiOH + KOH =>
3 Li2S + 2 KMnO4 + 4 H2O = 3 S + 2 MnO2 + 6 LiOH + 2 KOH
CO2 + NO = NO2 + CO =>
CO2 + NO = NO2 + CO
Pb{4+} + Cl{-} = PbCl4 =>
Pb{4+} + 4 Cl{-} = PbCl4
C6H5CH2OHCuO = C6H5CHOCuH2O =>
C6H5CH2OHCuO = C6H5CHOCuH2O
CH3CH2Cl + CH3OK = CH3CH2OK + CH3Cl =>
CH3CH2Cl + CH3OK = CH3CH2OK + CH3Cl
Al[OH]3 + HNO3 = Al[NO3]3 + H2O =>
Al[OH]3 + 3 HNO3 = Al[NO3]3 + 3 H2O
HNO3 + Ca(HCO3)2 = CaNO3 + H(HCO3)2 =>
HNO3 + Ca(HCO3)2 = CaNO3 + H(HCO3)2
BaOMn2O7 = Ba(MnO4)2 =>
BaOMn2O7 = Ba(MnO4)2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Cu + Mg(No3)2 = Cu(No3)2 + Mg =>
Cu + Mg(No3)2 = Cu(No3)2 + Mg
Zn{+2} + S{2-} = ZnS =>
Zn{+2} + S{2-} = ZnS
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
KClNH4OH = NH4ClKOH =>
KClNH4OH = NH4ClKOH
CaSO4 + AlBr3 = CaBr2 + Al2(SO4)3 =>
3 CaSO4 + 2 AlBr3 = 3 CaBr2 + Al2(SO4)3
CuCl + Ag(NO3)2 = Cu(NO3)2 + AgCl =>
CuCl + Ag(NO3)2 = Cu(NO3)2 + AgCl
LiOH + K2CrO4 = KOH + Li2CrO4 =>
2 LiOH + K2CrO4 = 2 KOH + Li2CrO4
Sn(ClO3)2 = SnCl2 + O2 =>
Sn(ClO3)2 = SnCl2 + 3 O2
CH3NH2 + CuO = N2 + Cu + H2O + CO2 =>
2 CH3NH2 + 9 CuO = N2 + 9 Cu + 5 H2O + 2 CO2
HNO3 + KSO2 = HSO2 + KNO3 =>
HNO3 + KSO2 = HSO2 + KNO3
HClO + Pb(OH)2 = Pb(ClO)2 + H2O =>
2 HClO + Pb(OH)2 = Pb(ClO)2 + 2 H2O
Na2B4O7 + Na + H2 + SiO2 = NaBH4 + Na2SiO3 =>
Na2B4O7 + 16 Na + 8 H2 + 7 SiO2 = 4 NaBH4 + 7 Na2SiO3
KOH + NO2 = H2O + KNO2 + KNO3 =>
2 KOH + 2 NO2 = H2O + KNO2 + KNO3
Mo + H3PO4 = Mo3PO4 + H2 =>
6 Mo + 2 H3PO4 = 2 Mo3PO4 + 3 H2
KCN + HCl = KCl + HCN =>
KCN + HCl = KCl + HCN
H3AsO4 + Fe + H{+} = AsH3 + H2O + Fe3{+} =>
H3AsO4 + 24 Fe + 8 H{+} = AsH3 + 4 H2O + 8 Fe3{+}
Fe2 + O2 = FeO2 =>
Fe2 + 2 O2 = 2 FeO2
FeCl3 + AgOH = Fe(OH)3 + AgCl =>
FeCl3 + 3 AgOH = Fe(OH)3 + 3 AgCl
O2 + N2 = NO2 =>
2 O2 + N2 = 2 NO2
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
PBr3 + H2O = H3PO3 + HBr =>
PBr3 + 3 H2O = H3PO3 + 3 HBr
Zn3N2 + CuF2 = ZnF2 + Cu3N2 =>
Zn3N2 + 3 CuF2 = 3 ZnF2 + Cu3N2
Ba(OH)2 + Cl2 = Ba(ClO3)2 + BaCl2 + H2O =>
6 Ba(OH)2 + 6 Cl2 = Ba(ClO3)2 + 5 BaCl2 + 6 H2O
ZnCl2 + NaOH = Na2ZnO2 + H2O + NaCl =>
ZnCl2 + 4 NaOH = Na2ZnO2 + 2 H2O + 2 NaCl
H{+} + CrO7{2-} + NO2{-} = Cr{3+} + NO3{-} + H2O =>
10 H{+} + 2 CrO7{2-} + 9 NO2{-} = 2 Cr{3+} + 9 NO3{-} + 5 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/10/24
Équations équilibrées sur01/09/24
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