| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Re + 7 HNO3 = 3 HReO4 + 7 NO + 2 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
[CaO*Al2O3] + CaSO4*2H2O + H2O = CaO*Al2O3*3CaSO4*32H2O =>
[CaO*Al2O3] + 3 CaSO4*2H2O + 26 H2O = CaO*Al2O3*3CaSO4*32H2O
Zn + Pb(No3)2 = Pb + Zn(No3)2 =>
Zn + Pb(No3)2 = Pb + Zn(No3)2
K2C2O4 + Ca(NO3)2(aq) = KNO3 + CaC2O4 =>
K2C2O4 + Ca(NO3)2(aq) = 2 KNO3 + CaC2O4
NaOH + HBr = NaBr + H2O =>
NaOH + HBr = NaBr + H2O
MgF2 + H2 = Mg + HF =>
MgF2 + H2 = Mg + 2 HF
Zn + AGNO3 = AG + Zn(NO3)2 =>
Zn + 2 AGNO3 = 2 AG + Zn(NO3)2
Na2S2O3 + HCl = S + SO2 + NaCl + H2O =>
Na2S2O3 + 2 HCl = S + SO2 + 2 NaCl + H2O
Ca(OH)2 + HCl = CaCl2 + HOH =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 HOH
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
H2CO3 + KOH = K2CO3 + H2O =>
H2CO3 + 2 KOH = K2CO3 + 2 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Sn(NO2)4 + Pt3N4 = Sn3N4 + Pt(NO2)4 =>
3 Sn(NO2)4 + Pt3N4 = Sn3N4 + 3 Pt(NO2)4
H3PO4 + HCl + Zn = PH3 + ZnCl2 + H2O =>
H3PO4 + 8 HCl + 4 Zn = PH3 + 4 ZnCl2 + 4 H2O
CU + HCl = CUCl2 + H2 =>
CU + 2 HCl = CUCl2 + H2
K2Cr2O7 + KI + H2So4 = K2So4 + Cr2(So4)3 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2So4 = 4 K2So4 + Cr2(So4)3 + 3 I2 + 7 H2O
NaC + FeCl = FeC + NaCl =>
NaC + FeCl = FeC + NaCl
C6H8N2 + NaNO2 + HCl + C6H8N2O2S = C12H13N5O2S + H2O + NaCl =>
C6H8N2 + NaNO2 + HCl + C6H8N2O2S = C12H13N5O2S + 2 H2O + NaCl
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Cr(OH)3 + AgO = Ag + CrO4 + H =>
Cr(OH)3 + AgO = Ag + CrO4 + 3 H
CaO*Al2O3 + CaSO4*2H2O + H2O = CaO*Al2O3*3CaSO4*32H2O =>
CaO*Al2O3 + 3 CaSO4*2H2O + 26 H2O = CaO*Al2O3*3CaSO4*32H2O
C2H5OH + K2Cr2O7 + H2SO4 = CH3COH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H5OH + K2Cr2O7 + 4 H2SO4 = 3 CH3COH + Cr2(SO4)3 + K2SO4 + 7 H2O
CaO*Al2O3 + CaSO4*2H2O + H2O = CaO*Al2O3*3CaSO4*32H2O =>
CaO*Al2O3 + 3 CaSO4*2H2O + 26 H2O = CaO*Al2O3*3CaSO4*32H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Cr(OH)3 + AgO = Ag + CrO4 + H2O =>
2 Cr(OH)3 + 5 AgO = 5 Ag + 2 CrO4 + 3 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
BH3 + AgNO3 + H2O = Ag + H3BO3 + HNO3 =>
BH3 + 6 AgNO3 + 3 H2O = 6 Ag + H3BO3 + 6 HNO3
Al2(SO4)3 + BaCl2 = BaSO4 + AlCl3 =>
Al2(SO4)3 + 3 BaCl2 = 3 BaSO4 + 2 AlCl3
Ca(NO3)2 + NaOH = CaOH + Na(NO3)2 =>
Ca(NO3)2 + NaOH = CaOH + Na(NO3)2
Ag + KCN + O2 + H20 = KAg(CN)2 + KOH =>
20 Ag + 40 KCN + 10 O2 + H20 = 20 KAg(CN)2 + 20 KOH
Cr(OH)3 + Ag2O = Ag + CrO4 + H2O =>
2 Cr(OH)3 + 5 Ag2O = 10 Ag + 2 CrO4 + 3 H2O
Mn{2+} + Pb3O4 + H{+} = MnO4{-} + Pb{2+} + H2O =>
2 Mn{2+} + 5 Pb3O4 + 24 H{+} = 2 MnO4{-} + 15 Pb{2+} + 12 H2O
Pb(NO3)2(aq) + HCl(aq) = PbCl2(s) + HNO3(aq) =>
Pb(NO3)2(aq) + 2 HCl(aq) = PbCl2(s) + 2 HNO3(aq)
C2O4 + Ca(aq) = CaC2O4 =>
C2O4 + Ca(aq) = CaC2O4
NaOH + Fe(SCN)3 = Fe(OH)3 + Na + SCN =>
3 NaOH + Fe(SCN)3 = Fe(OH)3 + 3 Na + 3 SCN
ZN + HCl = ZNCl2 + H2 =>
ZN + 2 HCl = ZNCl2 + H2
N2O + MnO4 = MnO2 + NO2 =>
2 N2O + 3 MnO4 = 3 MnO2 + 4 NO2
H3AsO3 = AsH3 + H3AsO4 =>
4 H3AsO3 = AsH3 + 3 H3AsO4
H2SO4 + Fe = H2 + SO4Fe =>
H2SO4 + Fe = H2 + SO4Fe
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
HCOOH + Li = LiOH + HCO =>
HCOOH + Li = LiOH + HCO
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CuSO4 + NaS = CuS + NaSO4 =>
CuSO4 + NaS = CuS + NaSO4
Ca(HCO3)2 + HNO3 = Ca(NO3)2 + H2O + CO2 =>
Ca(HCO3)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O + 2 CO2
CrO42{-}(aq) + S2{-}(aq) + H2O(l) = Cr(OH)3(s) + S(s) + OH{-}(aq) =>
CrO42{-}(aq) + 80 S2{-}(aq) + 42 H2O(l) = Cr(OH)3(s) + 160 S(s) + 81 OH{-}(aq)
CrO42{-}(aq) + S2{-}(aq) + H2O(l) = Cr(OH)3(s) + S(s) + OH{-}(aq)o =>
CrO42{-}(aq) + 80 S2{-}(aq) + 42 H2O(l) = Cr(OH)3(s) + 160 S(s) + 81 OH{-}(aq)o
CdS + HNO3 = Cd(NO3)2 + S + NO + H2O =>
3 CdS + 8 HNO3 = 3 Cd(NO3)2 + 3 S + 2 NO + 4 H2O
HgS + HNO3 = Hg(NO3)2 + H2SO4 + NO2 + H2O =>
HgS + 10 HNO3 = Hg(NO3)2 + H2SO4 + 8 NO2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/28/15
Équations équilibrées sur04/27/14
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