Équations équilibrées la veille |
CO3 + HgCl2 = HgCO3 + 2 Cl
NaNH4HPO4 + MgCl2 = NaCl + MgNH4PO4 + HCl =>
NaNH4HPO4 + MgCl2 = NaCl + MgNH4PO4 + HCl
Mg + Sn(NO3)2 = Sn2 + Mg(NO3) =>
4 Mg + 2 Sn(NO3)2 = Sn2 + 4 Mg(NO3)
NH3 + K2CO3 + C = KCN + H2O =>
2 NH3 + K2CO3 + C = 2 KCN + 3 H2O
Na2S2O3 + KIO3 + H2SO4 = Na2S4O6 + K2SO4 + NaHSO4 + I2 =>
8 Na2S2O3 + 10 KIO3 + 7 H2SO4 = Na2S4O6 + 5 K2SO4 + 14 NaHSO4 + 5 I2
Al2(SO4)3(aq) + K2SO4(aq) + H2O(l) = KAl(SO4)2*12H2O(s) =>
Al2(SO4)3(aq) + K2SO4(aq) + 24 H2O(l) = 2 KAl(SO4)2*12H2O(s)
NaOH + HA = Na + A + H2O =>
NaOH + HA = Na + A + H2O
KCl + AuNO3 = KNO3 + AuCl =>
KCl + AuNO3 = KNO3 + AuCl
K2S + HClO4 + H2O = KCl + S + KOH =>
4 K2S + HClO4 + 3 H2O = KCl + 4 S + 7 KOH
MnO4 = Mn4 + O =>
4 MnO4 = Mn4 + 16 O
HCl + Ca2(CO3)2 = CaCl2 + H2CO3 =>
4 HCl + Ca2(CO3)2 = 2 CaCl2 + 2 H2CO3
Na2CO3 + KBr = NaBr + K2CO3 =>
Na2CO3 + 2 KBr = 2 NaBr + K2CO3
FeSO4 + NH4OH = (NH4)2SO4 + Fe(OH)2 =>
FeSO4 + 2 NH4OH = (NH4)2SO4 + Fe(OH)2
CH3CH2COOH + Cl2 = CH2ClCH2COOH + H2 =>
2 CH3CH2COOH + Cl2 = 2 CH2ClCH2COOH + H2
CH3COOH + NaOH = CH3OH + NaCOOH =>
CH3COOH + NaOH = CH3OH + NaCOOH
NaBr*2H2O = NaBr + H2O =>
NaBr*2H2O = NaBr + 2 H2O
CH3CHO + K2Cr2O7 = CH3COOH + Cr2O3 + K2O =>
3 CH3CHO + K2Cr2O7 = 3 CH3COOH + Cr2O3 + K2O
H4B2O4 + O2 + H2O = H3BO4 =>
2 H4B2O4 + 3 O2 + 2 H2O = 4 H3BO4
Cu + HNO3 + HCl = CuCl2 + NO + H2O =>
3 Cu + 2 HNO3 + 6 HCl = 3 CuCl2 + 2 NO + 4 H2O
Cs(s) + HCl(aq) = CsCl2(aq) + H2(g) =>
Cs(s) + 2 HCl(aq) = CsCl2(aq) + H2(g)
KI + AgNO3 = I2 + Ag + KNO3 =>
2 KI + 2 AgNO3 = I2 + 2 Ag + 2 KNO3
SO3 + C = SO2 + CO =>
SO3 + C = SO2 + CO
NaClO3 + NaHSO3 = NaCl + NaHSO4 =>
NaClO3 + 3 NaHSO3 = NaCl + 3 NaHSO4
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
NaCl2 + Ag(OH)3 = Na(OH)3 + Cl2Ag =>
NaCl2 + Ag(OH)3 = Na(OH)3 + Cl2Ag
SO2 + Ca(HCO3)2 = CaSO3 + CO2 + H2O =>
SO2 + Ca(HCO3)2 = CaSO3 + 2 CO2 + H2O
Hg(NO3)2 + CdBr2 = Cd(NO3)2 + HgBr2 =>
Hg(NO3)2 + CdBr2 = Cd(NO3)2 + HgBr2
KI + NaNO3 + H2SO4 = I2 + NO2 + K2SO4 + Na2SO4 + H2O =>
2 KI + 2 NaNO3 + 2 H2SO4 = I2 + 2 NO2 + K2SO4 + Na2SO4 + 2 H2O
HNO3 + Na2SO4 = NaNO3 + SO3 + H2O =>
2 HNO3 + Na2SO4 = 2 NaNO3 + SO3 + H2O
NaNO3 + NH4Cl = NaCl + NO + N2 + H2O =>
2 NaNO3 + 2 NH4Cl = 2 NaCl + 2 NO + N2 + 4 H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
CuSO4 + K3PO4 = CuK3 + SO4PO4 =>
CuSO4 + K3PO4 = CuK3 + SO4PO4
Pb(NO3)2 + K2SO4 = PbSO4 + KNO3 =>
Pb(NO3)2 + K2SO4 = PbSO4 + 2 KNO3
Cu(OH)2 + SO3 = CuSO4 + H2O =>
Cu(OH)2 + SO3 = CuSO4 + H2O
SmCl4 + FeCl2 = SmCl2 + FeCl3 =>
SmCl4 + 2 FeCl2 = SmCl2 + 2 FeCl3
NaOH + H3PO4 = H2PO4 + Na + H2O =>
NaOH + H3PO4 = H2PO4 + Na + H2O
K2CrO4 + FeS2 + H2O = Cr(OH)3 + Fe(OH)3 + K2SO3 + KOH =>
11 K2CrO4 + 3 FeS2 + 26 H2O = 11 Cr(OH)3 + 3 Fe(OH)3 + 6 K2SO3 + 10 KOH
BaCl2 + KMnO4 = BaMnO4 + KCl + Cl =>
BaCl2 + KMnO4 = BaMnO4 + KCl + Cl
CHCH + K2Cr2O7 + HCl = (COOH)2 + CrCl3 + KCl + H2O =>
3 CHCH + 4 K2Cr2O7 + 32 HCl = 3(COOH)2 + 8 CrCl3 + 8 KCl + 16 H2O
C16H22O4 + NaOH = C8H4O4 + C4H9OH + Na =>
C16H22O4 + 2 NaOH = C8H4O4 + 2 C4H9OH + 2 Na
U + O2 = U3O8 =>
3 U + 4 O2 = U3O8
Fe2O3 + Fe = Fe3O4 =>
4 Fe2O3 + Fe = 3 Fe3O4
K3PO4 + HNO3 = KNO3 + H3PO4 =>
K3PO4 + 3 HNO3 = 3 KNO3 + H3PO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Zn3(PO4)2 + H2SO4 = H3PO4 + ZnSO4 =>
Zn3(PO4)2 + 3 H2SO4 = 2 H3PO4 + 3 ZnSO4
(NH4)3PO3 + HCl = H3PO3 + NH4Cl =>
(NH4)3PO3 + 3 HCl = H3PO3 + 3 NH4Cl
CuCl + K2Cr2O7 + HCl = CrCl3 + KCl + CuCl2 + H2O =>
6 CuCl + K2Cr2O7 + 14 HCl = 2 CrCl3 + 2 KCl + 6 CuCl2 + 7 H2O
Li + CH3COOH = Li(CH3COO) + H2 =>
2 Li + 2 CH3COOH = 2 Li(CH3COO) + H2
HBr + KNO3 = KBr + HNO3 =>
HBr + KNO3 = KBr + HNO3
SbCl3 + H2O = SbCl2(OH) + HCl =>
SbCl3 + H2O = SbCl2(OH) + HCl
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