| Équations équilibrées la veille | Équations équilibrées le lendemain |
MgI2 + 2 NaBr = MgBr2 + 2 NaI
Cr + CaO = CrO + Ca =>
Cr + CaO = CrO + Ca
Au + Br = AuBr2 =>
Au + 2 Br = AuBr2
K2CO3 + H2SO4 = K2SO4 + H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4 + H2O + CO2
CH3COO + Fe = FeCH3COO =>
CH3COO + Fe = FeCH3COO
HNO3 + Cu2S = Cu(NO3)2 + S + NO + H2O =>
16 HNO3 + 3 Cu2S = 6 Cu(NO3)2 + 3 S + 4 NO + 8 H2O
Na2(SO4) + C2 = Na2S + CO2 =>
Na2(SO4) + C2 = Na2S + 2 CO2
Na2O + HCl = NaCl + H2O =>
Na2O + 2 HCl = 2 NaCl + H2O
Na2SiO3 + HCl = SiO2 + NaCl + H2O =>
Na2SiO3 + 2 HCl = SiO2 + 2 NaCl + H2O
Au + Br = AuBr3 =>
Au + 3 Br = AuBr3
HNO3 + Bi2S3 = Bi(NO3)3 + NO + S + H2O =>
8 HNO3 + Bi2S3 = 2 Bi(NO3)3 + 2 NO + 3 S + 4 H2O
Co(NO3)2 + NH4SCN = Co(SCN) + NH4(NO3)2 =>
Co(NO3)2 + NH4SCN = Co(SCN) + NH4(NO3)2
(CH3CO)2O + NH2CH2COOH = CH3CONHCH2COOH + H2O =>
(CH3CO)2O + 2 NH2CH2COOH = 2 CH3CONHCH2COOH + H2O
Au + Br = AuBr =>
Au + Br = AuBr
CUIKI = KCUI2 =>
CUIKI = KCUI2
FeCl4 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + K + Cl =>
4 FeCl4 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 K + 16 Cl
H + Cl = HCl =>
H + Cl = HCl
H3PO4 + CdS = H2S + Cd3(PO4)2 =>
2 H3PO4 + 3 CdS = 3 H2S + Cd3(PO4)2
(NH4)(NO3) + LiOH = NH3 + H2O + LiNO3 =>
(NH4)(NO3) + LiOH = NH3 + H2O + LiNO3
Sn(s) + O2 = SnO =>
2 Sn(s) + O2 = 2 SnO
MgBr2 + Rb3PO4 = RbBr + Mg3(PO4)2 =>
3 MgBr2 + 2 Rb3PO4 = 6 RbBr + Mg3(PO4)2
Pt(OH)4 + H2Se = PtSe2 + H2O =>
Pt(OH)4 + 2 H2Se = PtSe2 + 4 H2O
Na2O + HCl = NaCl + H2O =>
Na2O + 2 HCl = 2 NaCl + H2O
Fe2(SO4)3 + Na3(PO4) = Na2SO4 + FePO4 =>
Fe2(SO4)3 + 2 Na3(PO4) = 3 Na2SO4 + 2 FePO4
CrBr3 + KOH = Cr(OH)3 + KBr =>
CrBr3 + 3 KOH = Cr(OH)3 + 3 KBr
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
NaOH + CH3CCH = NaH + CH3CCOH =>
NaOH + CH3CCH = NaH + CH3CCOH
KHCO3 + NH4NO3 = KNO3 + CO2 + H2O + NH3 =>
KHCO3 + NH4NO3 = KNO3 + CO2 + H2O + NH3
NaF + CuSO4 = Na2SO4 + CuF2 =>
2 NaF + CuSO4 = Na2SO4 + CuF2
Pb(NO3)2 + HCl = PbCl2 + H2(NO3)2 =>
Pb(NO3)2 + 2 HCl = PbCl2 + H2(NO3)2
(NH4)2SiO3 + H2O = H2SiO3 + NH4OH =>
(NH4)2SiO3 + 2 H2O = H2SiO3 + 2 NH4OH
Pb(NO3)2 + LiBrO3 = Pb(BrO3)2 + LiNO3 =>
Pb(NO3)2 + 2 LiBrO3 = Pb(BrO3)2 + 2 LiNO3
K + Al = K6Al2 =>
6 K + 2 Al = K6Al2
NS + AlP = N3P2 + Al2S3 =>
3 NS + 2 AlP = N3P2 + Al2S3
BaSO4 + NaOH = Ba(OH)2 + Na2SO4 =>
BaSO4 + 2 NaOH = Ba(OH)2 + Na2SO4
Ca(HCO3)2(s) + HCl(aq) = CaCl2(aq) + CO2(g) + H2O =>
Ca(HCO3)2(s) + 2 HCl(aq) = CaCl2(aq) + 2 CO2(g) + 2 H2O
*Cr2O3 + Al = *Al2O3 + Cr =>
*Cr2O3 + 2 Al = *Al2O3 + 2 Cr
CuS + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
Cu1 + O2 = Cu2O =>
4 Cu1 + O2 = 2 Cu2O
PbO + Na = NaO + Pb =>
PbO + Na = NaO + Pb
HCl + NiOH2 = HOH2 + NiCl =>
HCl + NiOH2 = HOH2 + NiCl
AgNO3(aq) + Na2CO3 = Ag2CO3(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CO3 = Ag2CO3(s) + 2 NaNO3(aq)
N2(g) + CO2(g) = CN2O2(g) =>
N2(g) + CO2(g) = CN2O2(g)
WO3 + S = WS2 + O2 =>
2 WO3 + 4 S = 2 WS2 + 3 O2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + OHH =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 OHH
Al(OH)3 + CaO + H2O = Al2[Ca(OH)4]3 =>
2 Al(OH)3 + 3 CaO + 3 H2O = Al2[Ca(OH)4]3
Al2(OH)5 + Cl = Al2(OH)5Cl =>
Al2(OH)5 + Cl = Al2(OH)5Cl
Zn(NO3)2 + SrF2 = ZnF2 + Sr(NO3)2 =>
Zn(NO3)2 + SrF2 = ZnF2 + Sr(NO3)2
S2O3{-2} + Br2 + OH{-} = SO4{-2} + Br{-} + H2O =>
S2O3{-2} + 4 Br2 + 10 OH{-} = 2 SO4{-2} + 8 Br{-} + 5 H2O
Br2 + H2Se = Se + HBr =>
Br2 + H2Se = Se + 2 HBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/19/24
Équations équilibrées sur11/18/23
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