Équations équilibrées la veille |
2 FeO + CO2 = Fe2O3 + CO
MgBr2(aq) + NaOH(aq) = Mg(OH)2(aq) + NaBr(aq) =>
MgBr2(aq) + 2 NaOH(aq) = Mg(OH)2(aq) + 2 NaBr(aq)
XCl + KOH = XOK + KCl + H2O =>
XCl + 2 KOH = XOK + KCl + H2O
FeCl3 + K4Fe(CN)6 = KCl + Fe4[Fe(CN)6]3 =>
4 FeCl3 + 3 K4Fe(CN)6 = 12 KCl + Fe4[Fe(CN)6]3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
calciumhydroxide + carbondioxide = calciumcarbonate + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
ZnO + HBr = ZnBr2 + H2O =>
ZnO + 2 HBr = ZnBr2 + H2O
H2O + Sn{2+} + Bi(NO3)3 = Bi + Sn(OH)4 + H{+} + NO2 =>
9 H2O + 3 Sn{2+} + Bi(NO3)3 = Bi + 3 Sn(OH)4 + 6 H{+} + 3 NO2
HBr + NaH2PO4 = NaBr + H3PO4 =>
HBr + NaH2PO4 = NaBr + H3PO4
H3SbO3 + Au(OH)2 = Au2OHSbO3 + H2O =>
H3SbO3 + 2 Au(OH)2 = Au2OHSbO3 + 3 H2O
As + I2 = AsI5 =>
2 As + 5 I2 = 2 AsI5
HClO3 + NaCO3 = HCO3 + NaClO3 =>
HClO3 + NaCO3 = HCO3 + NaClO3
FeCl3 + K4Fe(CN)6 = KCl + Fe4(Fe(CN)6)3 =>
4 FeCl3 + 3 K4Fe(CN)6 = 12 KCl + Fe4(Fe(CN)6)3
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Cl2 + BrK = ClK + Br2 =>
Cl2 + 2 BrK = 2 ClK + Br2
Mn + H = MnH2 =>
Mn + 2 H = MnH2
FeCl2 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + Cl2 + H2O =>
2 FeCl2 + K2Cr2O7 + 7 H2SO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + 2 Cl2 + 7 H2O
MnSO4 + K2S2O8 + H2O = HMnO4 + KHSO4 + H2SO4 =>
2 MnSO4 + 5 K2S2O8 + 8 H2O = 2 HMnO4 + 10 KHSO4 + 2 H2SO4
NaH + SO3 = Na2SO3 + H2 =>
2 NaH + SO3 = Na2SO3 + H2
MnCl2 + Cl2 + KOH = MnO2 + KCl + H2O =>
MnCl2 + Cl2 + 4 KOH = MnO2 + 4 KCl + 2 H2O
BeCl2 + NaNO3 = Be(NO3)2 + NaCl =>
BeCl2 + 2 NaNO3 = Be(NO3)2 + 2 NaCl
ICl3 + KCl = KICl4 =>
ICl3 + KCl = KICl4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ca3P2 + H2SO4 = Ca3(PO4)2 + SO2 + H2O =>
Ca3P2 + 8 H2SO4 = Ca3(PO4)2 + 8 SO2 + 8 H2O
FeS + KMnO4 + KOH = Fe2(MnO4)3 + K2MnO4 + K2SO4 + H2O =>
2 FeS + 18 KMnO4 + 16 KOH = Fe2(MnO4)3 + 15 K2MnO4 + 2 K2SO4 + 8 H2O
AgF + Cl2 = AgCl + F =>
2 AgF + Cl2 = 2 AgCl + 2 F
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Zn(OH)2 + HC2H3O2 = Zn(C2H3O2)2 + H2O =>
Zn(OH)2 + 2 HC2H3O2 = Zn(C2H3O2)2 + 2 H2O
C8H9NO + HOSO2Cl = C8H8NOSO2Cl + H2O =>
C8H9NO + HOSO2Cl = C8H8NOSO2Cl + H2O
AgCl + NH3 = Ag(NH3)2 + Cl =>
AgCl + 2 NH3 = Ag(NH3)2 + Cl
NaCl(aq) + H2SO4 = Na2SO4(aq) + HCl =>
2 NaCl(aq) + H2SO4 = Na2SO4(aq) + 2 HCl
HOCH2CH2OH + Cu(OH)2 = CH2OCH2OCu + H2O =>
HOCH2CH2OH + Cu(OH)2 = CH2OCH2OCu + 2 H2O
C + H2 = CH4 =>
C + 2 H2 = CH4
SO3 + H2O = SO2 + H2O2 =>
SO3 + H2O = SO2 + H2O2
CaHPO4 + H2SO4 = CaSO4 + H3PO4 =>
CaHPO4 + H2SO4 = CaSO4 + H3PO4
HCl + Al(OH)3 = AlCl3 + H2O =>
3 HCl + Al(OH)3 = AlCl3 + 3 H2O
C + SO = CS + CO =>
2 C + SO = CS + CO
Zn(CIO3)2 + Al2(SO4)3 = Zn(SO4)3 + Al2(CIO3)2 =>
Zn(CIO3)2 + Al2(SO4)3 = Zn(SO4)3 + Al2(CIO3)2
As4 + O2 = As4O =>
2 As4 + O2 = 2 As4O
Al2(SO4)3 + NaOH = Al(OH)4 + Na + SO4 =>
Al2(SO4)3 + 8 NaOH = 2 Al(OH)4 + 8 Na + 3 SO4
H2S + Fe3OH = (Fe3)2S(s) + H2O =>
H2S + 2 Fe3OH = (Fe3)2S(s) + 2 H2O
Cd + KMnO4 + H2SO4 = MnSO4 + CdSO4 + K2SO4 + H2O =>
5 Cd + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 5 CdSO4 + K2SO4 + 8 H2O
CU{2} + OH{-} = CU(OH)2 =>
CU{2} + 2 OH{-} = CU(OH)2
CaHPO4 + H2SO4 = CaSO4 + H3PO4 =>
CaHPO4 + H2SO4 = CaSO4 + H3PO4
P + O + NH4 + Mg + H2O = (NH4)MgPO4*6(H2O) =>
P + 4 O + NH4 + Mg + 6 H2O = (NH4)MgPO4*6(H2O)
C2H4 + O2 = O2H4C2 =>
C2H4 + O2 = O2H4C2
H2O + CoCl2 + NaClO + NaOH = NaCl + Co(OH)3 =>
H2O + 2 CoCl2 + NaClO + 4 NaOH = 5 NaCl + 2 Co(OH)3
Mg + CH3COOH = H2 + MgCCOOH =>
2 Mg + 2 CH3COOH = 3 H2 + 2 MgCCOOH
NiSO4 + LiOH = Li2SO4 + Ni(OH)2 =>
NiSO4 + 2 LiOH = Li2SO4 + Ni(OH)2
CH + O = HO + CO =>
CH + 2 O = HO + CO
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