| Équations équilibrées la veille |
3 K2Cr2O7 + 20 H3PO4 + 9(CH3)2CHOH = 6 Cr(H2PO4)3 + 2 K3PO4 + 9 CH3COCH3 + 21 H2O
C4H9N + H2O = C4H11NO =>
C4H9N + H2O = C4H11NO
Sn + Hg{2+} = Sn{2+} + Hg =>
Sn + Hg{2+} = Sn{2+} + Hg
NaH(CO3)2 + CH3COOH = NaCH3COO + H2O + CO2 =>
4 NaH(CO3)2 + 5 CH3COOH = 4 NaCH3COO + 6 H2O + 10 CO2
(NH4)2S + HNO3 = NH4NO3 + S + H2 =>
(NH4)2S + 2 HNO3 = 2 NH4NO3 + S + H2
Cu2S(s) + Cu2O = Cu + SO2 =>
Cu2S(s) + 2 Cu2O = 6 Cu + SO2
NaBr(aq) + Fe(NO3)3(aq) = FeBr3 + NaNO3 =>
3 NaBr(aq) + Fe(NO3)3(aq) = FeBr3 + 3 NaNO3
Na2B4O7 + H2(SO)4 + H2O = H3BO3 + Na2(SO)4 =>
Na2B4O7 + H2(SO)4 + 5 H2O = 4 H3BO3 + Na2(SO)4
CH3CH2CH2CH2CH2CH2CHOHCH3 + KMnO4 = CH3COCH2CH2CH2CH2CH2CH3 + KMnO2 + H2O =>
2 CH3CH2CH2CH2CH2CH2CHOHCH3 + KMnO4 = 2 CH3COCH2CH2CH2CH2CH2CH3 + KMnO2 + 2 H2O
Fe(NO3)2 + Na2(CO3) = Fe(CO3) + Na(NO3) =>
Fe(NO3)2 + Na2(CO3) = Fe(CO3) + 2 Na(NO3)
Pb2O3 + CH3 = Pb + CO2 + H2O =>
7 Pb2O3 + 6 CH3 = 14 Pb + 6 CO2 + 9 H2O
Ca + FeBr3 = Fe + CaBr3 =>
Ca + FeBr3 = Fe + CaBr3
(CH3)2CHNH2 + HCl = (CH3)2CHCl{-} + NH3{+} =>
(CH3)2CHNH2 + HCl = (CH3)2CHCl{-} + NH3{+}
C10H8O + NaOH = C10H7ONa + H2O =>
C10H8O + NaOH = C10H7ONa + H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
K3PO4(aq) + NiCl2(aq) = Ni3(PO4)2 + KCl =>
2 K3PO4(aq) + 3 NiCl2(aq) = Ni3(PO4)2 + 6 KCl
Fe3O4 + HNO3(conc) = Fe(NO3)3 + NO2 + H2O =>
Fe3O4 + 10 HNO3(conc) = 3 Fe(NO3)3 + NO2 + 5 H2O
H2 + O16 = H2O =>
16 H2 + O16 = 16 H2O
K + HCO3 = HCO*KO2 =>
K + HCO3 = HCO*KO2
C8H8O3 + C6H13N = H2O + C6H11NC8H8O2 =>
C8H8O3 + C6H13N = H2O + C6H11NC8H8O2
Mn2O7 + (C2H5)2O = CO2 + H2O + MnO2 =>
4 Mn2O7 + (C2H5)2O = 4 CO2 + 5 H2O + 8 MnO2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
CuO + N2O3 = Cu(NO2)2 =>
CuO + N2O3 = Cu(NO2)2
Cu2 + CO3 = CuO2 + CO2 =>
Cu2 + 4 CO3 = 2 CuO2 + 4 CO2
KPO4 + CaNO3 = KNO3 + CaPO4 =>
KPO4 + CaNO3 = KNO3 + CaPO4
Al + NaOH + H2O + O2 = Na[Al(OH)4] =>
4 Al + 4 NaOH + 6 H2O + 3 O2 = 4 Na[Al(OH)4]
V2O5 + HCl + H2O = VO(H2O)4Cl2 + Cl2 =>
V2O5 + 6 HCl + 5 H2O = 2 VO(H2O)4Cl2 + Cl2
NiCl2 + NaOH = Ni(OH)2 + NaCl =>
NiCl2 + 2 NaOH = Ni(OH)2 + 2 NaCl
K + HCO3 = HCO*KO2 =>
K + HCO3 = HCO*KO2
XNa + HCl = XH + NaCl =>
XNa + HCl = XH + NaCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2O + N2 = NO3 + H =>
6 H2O + N2 = 2 NO3 + 12 H
KMnO4 + H2SO4 + MnSO4 = Mn2(SO4)3 + K2SO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 8 MnSO4 = 5 Mn2(SO4)3 + K2SO4 + 8 H2O
C57H110O6 + NaOH = NaC18H35O2 + C3H5(OH)3 =>
C57H110O6 + 3 NaOH = 3 NaC18H35O2 + C3H5(OH)3
CuCl2 + K3PO4 = Cu3(PO4)2 + KCl =>
3 CuCl2 + 2 K3PO4 = Cu3(PO4)2 + 6 KCl
Ag + H3PO4 = Ag3PO4 + P2O3 + H2O =>
12 Ag + 10 H3PO4 = 4 Ag3PO4 + 3 P2O3 + 15 H2O
Cg2 + NaBr = CgNa + Br2 =>
Cg2 + 2 NaBr = 2 CgNa + Br2
HCl + Na4(OH)4 = NaCl + H2O =>
4 HCl + Na4(OH)4 = 4 NaCl + 4 H2O
Co3O4 + Cr2O3 + IrO2 = Co10Ir2Cr18O40 + O =>
10 Co3O4 + 27 Cr2O3 + 6 IrO2 = 3 Co10Ir2Cr18O40 + 13 O
MnO4{-} + HS{-} + H{+} = Mn2{+} + SO4{-}{-} + H2O =>
18 MnO4{-} + 13 HS{-} + 27 H{+} = 9 Mn2{+} + 13 SO4{-}{-} + 20 H2O
CH3CH2CHOHCH3 + Cr2O7{2-} + H{+} = Cr3{+} + H2O + CH3CH2COCH3 =>
17 CH3CH2CHOHCH3 + 3 Cr2O7{2-} + 8 H{+} = 2 Cr3{+} + 21 H2O + 17 CH3CH2COCH3
CH3CH(OH)CH2CH3 + KMnO4 = CH3C(O)CH2CH3 + H2O + K + MnO2 =>
2 CH3CH(OH)CH2CH3 + KMnO4 = 2 CH3C(O)CH2CH3 + 2 H2O + K + MnO2
Al + C22H23N3O9 = Al(C22H23N3O9)3 =>
Al + 3 C22H23N3O9 = Al(C22H23N3O9)3
NaCrO + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
2 NaCrO + 5 Br2 + 12 NaOH = 2 Na2CrO4 + 10 NaBr + 6 H2O
LiOH + CO2 = Li2CO3 + H2O =>
2 LiOH + CO2 = Li2CO3 + H2O
Ag2(NO3) + K2CrO4 = K2(NO3) + Ag2CrO4 =>
Ag2(NO3) + K2CrO4 = K2(NO3) + Ag2CrO4
CH3CO2K + CH3CH2OH = CH3COOCH2CH3 + KOH =>
CH3CO2K + CH3CH2OH = CH3COOCH2CH3 + KOH
Pb4 + (SO4)2 = PbSO4 =>
Pb4 + 2(SO4)2 = 4 PbSO4
Au + H2SO4 = Au2(SO4)3 + H2 =>
2 Au + 3 H2SO4 = Au2(SO4)3 + 3 H2
NOH2O2 = NO2H2O =>
NOH2O2 = NO2H2O
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