| Équations équilibrées la veille |
CuO + C5H11Br = CuBr + C5H11O
KI + Na2S2O3 = K2S2O3 + NaI =>
2 KI + Na2S2O3 = K2S2O3 + 2 NaI
CoCO3*2Co(OH)2 + HCl = CoCl2 + H2O + CO2 =>
CoCO3*2Co(OH)2 + 6 HCl = 3 CoCl2 + 5 H2O + CO2
(CH4) + Cl2 = (CH2)(Cl2) + HCl =>
(CH4) + 2 Cl2 = (CH2)(Cl2) + 2 HCl
(NH4)2S + AgNO3 = (NH4)NO3 + Ag2S =>
(NH4)2S + 2 AgNO3 = 2(NH4)NO3 + Ag2S
H2SO4 + NaNO2 = Na2SO4 + H2O + NaNO3 + N0 =>
H2SO4 + 5 NaNO2 = Na2SO4 + H2O + 3 NaNO3 + 2 N0
BaBr2 + Na2SO4 = BaSO4 + NaBr =>
BaBr2 + Na2SO4 = BaSO4 + 2 NaBr
O3 + CH2O2 = CO2 + H2O =>
O3 + 3 CH2O2 = 3 CO2 + 3 H2O
BaO + S = SO + Ba =>
BaO + S = SO + Ba
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
(NH4)2CrO4 + Pb(NO3)4 = Pb(CrO4)2 + NH4NO3 =>
2(NH4)2CrO4 + Pb(NO3)4 = Pb(CrO4)2 + 4 NH4NO3
Co(C2H3O2)2 + Li2CrO4 = LiC2H3O2 + CoCrO4 =>
Co(C2H3O2)2 + Li2CrO4 = 2 LiC2H3O2 + CoCrO4
(NH4)3PO4 + Zn(COOCH3)2 = Zn3(PO4)2 + NH4(COOCH3) =>
2(NH4)3PO4 + 3 Zn(COOCH3)2 = Zn3(PO4)2 + 6 NH4(COOCH3)
CO(OH)3 + HCl = COCl3 + H2O =>
CO(OH)3 + 3 HCl = COCl3 + 3 H2O
CuSO4 + H2O = CuSO4*2H2O =>
CuSO4 + 2 H2O = CuSO4*2H2O
H2O + Zn + NaOH = Na4Zn(OH)6 + H2 =>
2 H2O + Zn + 4 NaOH = Na4Zn(OH)6 + H2
Pb5O5 + B2O3 + SiO2 = Pb5B2SiO10 =>
Pb5O5 + B2O3 + SiO2 = Pb5B2SiO10
Mg(No3)2 + Al = Al(No3)3 + Mg2 =>
6 Mg(No3)2 + 4 Al = 4 Al(No3)3 + 3 Mg2
NaHCO3 + C3H7COOH = C3H7COONa + H2O + CO2 =>
NaHCO3 + C3H7COOH = C3H7COONa + H2O + CO2
(CH3)2NH + HCl = (CH3)2NH2 + Cl =>
(CH3)2NH + HCl = (CH3)2NH2 + Cl
CH3CH2OH + H2O = CH3COOH + H2 =>
CH3CH2OH + H2O = CH3COOH + 2 H2
NaOCl + HCl = NaCl + Cl2 + H2O =>
NaOCl + 2 HCl = NaCl + Cl2 + H2O
C8H12OH + O2 = CO + H2O =>
4 C8H12OH + 27 O2 = 32 CO + 26 H2O
CH3CH2OH + O2(exceso) = CO2 + H2O =>
CH3CH2OH + 3 O2(exceso) = 2 CO2 + 3 H2O
KCl + NH4NO3 = NH4Cl + KNO3 =>
KCl + NH4NO3 = NH4Cl + KNO3
HCl + Na4C = CH4 + NaCl =>
4 HCl + Na4C = CH4 + 4 NaCl
ZrO(NO3)2 + C2H5NO2 = ZrO2 + CO2 + N2 + H2O =>
9 ZrO(NO3)2 + 10 C2H5NO2 = 9 ZrO2 + 20 CO2 + 14 N2 + 25 H2O
Ca(OH)2 + H3PO4 = (CaOH)3PO4 + H2O =>
3 Ca(OH)2 + H3PO4 = (CaOH)3PO4 + 3 H2O
Cu(Ce)2 + Fe = Fe(Ce)2 + Cu =>
Cu(Ce)2 + Fe = Fe(Ce)2 + Cu
Si + N2 = SiN =>
2 Si + N2 = 2 SiN
K20 + HCl = KCl + H2 =>
K20 + 20 HCl = 20 KCl + 10 H2
KClO4 + Mg = K + Mg(ClO4)2 =>
2 KClO4 + Mg = 2 K + Mg(ClO4)2
N02 + H2 = NH3 =>
N02 + 3 H2 = 2 NH3
HClO4 + SrOH = SrHClO4 + OH =>
HClO4 + SrOH = SrHClO4 + OH
Cr5I3 + Cl2 + NaOH = NaCrO4 + NaCl + Na7I4 + H2O =>
8 Cr5I3 + 119 Cl2 + 320 NaOH = 40 NaCrO4 + 238 NaCl + 6 Na7I4 + 160 H2O
HOCl4(l) + HCl(aq) = H2O(l) + Cl2(g) =>
2 HOCl4(l) + 2 HCl(aq) = 2 H2O(l) + 5 Cl2(g)
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
Zn + KBr = ZnKBr =>
Zn + KBr = ZnKBr
C2(SO4)3 + KMnO4 + KOH = K2CO3 + K2MnO4 + K2SO4 + H2O =>
C2(SO4)3 + 2 KMnO4 + 12 KOH = 2 K2CO3 + 2 K2MnO4 + 3 K2SO4 + 6 H2O
Na3AsO4 + HCl + KI = I2 + AsCl3 + H2O + KCl + NaCl =>
Na3AsO4 + 8 HCl + 2 KI = I2 + AsCl3 + 4 H2O + 2 KCl + 3 NaCl
MnCl2 + NaOH + F2 = Na2MnO4 + NaClO4 + NaF + H2O =>
MnCl2 + 24 NaOH + 10 F2 = Na2MnO4 + 2 NaClO4 + 20 NaF + 12 H2O
Zn + HNO3 = Zn(NO3)2 + H2O + N4NO3 =>
19 Zn + 48 HNO3 = 19 Zn(NO3)2 + 24 H2O + 2 N4NO3
Fe(CN)6 + FeCl3 = Fe4[Fe(CN)6]3 + Cl =>
3 Fe(CN)6 + 4 FeCl3 = Fe4[Fe(CN)6]3 + 12 Cl
Th13O24 = Th69 + O =>
69 Th13O24 = 13 Th69 + 1656 O
K2Cr2O7 + SO2 + HCl = CrCl3 + KCl + H2SO4 + H2O =>
K2Cr2O7 + 3 SO2 + 8 HCl = 2 CrCl3 + 2 KCl + 3 H2SO4 + H2O
Zn(NO3)2 + NH3 + H2O = Zn(OH)2 + (NH4)NO3 =>
Zn(NO3)2 + 2 NH3 + 2 H2O = Zn(OH)2 + 2(NH4)NO3
KSCN + H2O = K2O + HSCN =>
2 KSCN + H2O = K2O + 2 HSCN
P4(s) + Br(l) = PBr3 =>
P4(s) + 12 Br(l) = 4 PBr3
NaOH + H3PO4 = Na3PO4 + H2O* =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O*
H2SiCl2 + H2O = H8Si4 + O4 + HCl =>
4 H2SiCl2 + 4 H2O = H8Si4 + O4 + 8 HCl
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