Équations équilibrées la veille |
7 NaOCl + 2 NaS2O3 + 6 NaOH = 7 NaCl + 4 Na2SO4 + 3 H2O
K2SO3 + NaBr = Na2SO3 + KBr =>
K2SO3 + 2 NaBr = Na2SO3 + 2 KBr
AgNO3 + Zn = Ag + Zn(NO3)2 =>
2 AgNO3 + Zn = 2 Ag + Zn(NO3)2
Cu{2+} + KI = CuI + KI3 + K{+} =>
2 Cu{2+} + 5 KI = 2 CuI + KI3 + 4 K{+}
Sn + CaCl = Ca + SnCl =>
Sn + CaCl = Ca + SnCl
Ca(OH)2 + FeCl2 = Fe(OH)2 + CaCl2 =>
Ca(OH)2 + FeCl2 = Fe(OH)2 + CaCl2
K3[Fe(CN)6] + KSCN = KCN + Fe(SCN)3 =>
K3[Fe(CN)6] + 3 KSCN = 6 KCN + Fe(SCN)3
N2H4(l) + O2(g) = N2(g) + H2O(g) =>
N2H4(l) + O2(g) = N2(g) + 2 H2O(g)
MgFeCl2 = MgCl2Fe =>
MgFeCl2 = MgCl2Fe
HO2 = H3O6 =>
3 HO2 = H3O6
Fe(OH)2NO3 + Fe = Fe(NO3)3 + Fe(OH)2 =>
3 Fe(OH)2NO3 + Fe = Fe(NO3)3 + 3 Fe(OH)2
CH3(CH2)3CH3 + O2 = CO2 + H2O =>
CH3(CH2)3CH3 + 8 O2 = 5 CO2 + 6 H2O
Na2SO3 + HI = NaI + H2(SO3) =>
Na2SO3 + 2 HI = 2 NaI + H2(SO3)
MnO2 + K2CO3 + KNO3 = KNO + K2MnO4 + CO2 =>
2 MnO2 + 2 K2CO3 + KNO3 = KNO + 2 K2MnO4 + 2 CO2
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3PMo12O40*6H2O + NH4NO3 + NaNO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = (NH4)3PMo12O40*6H2O + 21 NH4NO3 + 2 NaNO3 + 6 H2O
H3BO3 + CH3CHOHCH3 = B(OHCCH3CH3)3 + H2O =>
H3BO3 + 3 CH3CHOHCH3 = B(OHCCH3CH3)3 + 3 H2O
C4H10O + CH4N2O = C4H11NO + NH3 + CO =>
C4H10O + CH4N2O = C4H11NO + NH3 + CO
Li2SO3 + LiI + HCl = LiCl + H2O + I2 + S =>
Li2SO3 + 4 LiI + 6 HCl = 6 LiCl + 3 H2O + 2 I2 + S
Ca(OH)2(ag) + HCl(ag) = CaCl2(ag) + H2O(l) =>
Ca(OH)2(ag) + 2 HCl(ag) = CaCl2(ag) + 2 H2O(l)
SnCl3 + K2Cr2O7 + HCl = CrCl3 + H2O + KCl + SnCl4 =>
6 SnCl3 + K2Cr2O7 + 14 HCl = 2 CrCl3 + 7 H2O + 2 KCl + 6 SnCl4
Na2SO4 + NaOH = Na2O + H2SO4 =>
Na2SO4 + 2 NaOH = 2 Na2O + H2SO4
*Cu + S = *CuS =>
*Cu + S = *CuS
KHSO4 + Na2S = K2SO4 + Na2SO4 + S + H2O =>
8 KHSO4 + 3 Na2S = 4 K2SO4 + 3 Na2SO4 + 4 S + 4 H2O
NaOH + SO = NaSO + HO =>
NaOH + SO = NaSO + HO
N(CN)3 + N2O4 = N2 + CO2 =>
2 N(CN)3 + 3 N2O4 = 7 N2 + 6 CO2
Na2SO4 + NaOH = Na2O + H2SO4 =>
Na2SO4 + 2 NaOH = 2 Na2O + H2SO4
Fe(OH)2NO3 + Fe = Fe(NO3)3 + Fe(OH)2 =>
3 Fe(OH)2NO3 + Fe = Fe(NO3)3 + 3 Fe(OH)2
Na2[Zn(OH)4] + SO2 = Na2SO3 + ZnSO3 + H2O =>
Na2[Zn(OH)4] + 2 SO2 = Na2SO3 + ZnSO3 + 2 H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
MgBr2 + H2SO4 = H2Br2 + MgSO4 =>
MgBr2 + H2SO4 = H2Br2 + MgSO4
BaCuO = CuBaO =>
BaCuO = CuBaO
H2CO3 + Ca3N2 = H3N + CaCO3 =>
3 H2CO3 + Ca3N2 = 2 H3N + 3 CaCO3
CaC2(s) + H2O(l) = Ca(OH)2(s) + C2H2(g) =>
CaC2(s) + 2 H2O(l) = Ca(OH)2(s) + C2H2(g)
K[Al(OH)4]H2S = Al(OH)3KHSH2O =>
K[Al(OH)4]H2S = Al(OH)3KHSH2O
Zn + CuSO4 = Cu + ZnSO4 =>
Zn + CuSO4 = Cu + ZnSO4
Na2C2O4 + HCl = CO + H2O + NaCl + Cl =>
Na2C2O4 + 4 HCl = 2 CO + 2 H2O + 2 NaCl + 2 Cl
KSCN + PbO2 + HCl = KCl + PbCl2 + CO2 + NO + H2SO3 + H2O =>
2 KSCN + 11 PbO2 + 24 HCl = 2 KCl + 11 PbCl2 + 2 CO2 + 2 NO + 2 H2SO3 + 10 H2O
LiCO3 + MgSO4 = LiSO4 + MgCO3 =>
LiCO3 + MgSO4 = LiSO4 + MgCO3
CaCl2 + H2O = CaCl2*6H2O =>
CaCl2 + 6 H2O = CaCl2*6H2O
NaOH(aq) + CH3COOH(aq) = CH3COONa(aq) + H2O =>
NaOH(aq) + CH3COOH(aq) = CH3COONa(aq) + H2O
HCl + CaO = CaCl2 + H2O =>
2 HCl + CaO = CaCl2 + H2O
H2O2405 = H2O + O2 =>
H2O2405 = H2O + 1202 O2
HI + NaOCl + NaOH = H2O + NaCl + NaIO3 =>
HI + 3 NaOCl + NaOH = H2O + 3 NaCl + NaIO3
HI + KOH = H2O + KI =>
HI + KOH = H2O + KI
Zn + NaNO3 + NaOH = Na2ZnO2 + NH3 + H2O =>
4 Zn + NaNO3 + 7 NaOH = 4 Na2ZnO2 + NH3 + 2 H2O
ZnCl2 + NaOH = Zn(OH)2 + NaCl =>
ZnCl2 + 2 NaOH = Zn(OH)2 + 2 NaCl
HNO3(aq) + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3(aq) + Al(OH)3 = Al(NO3)3 + 3 H2O
HCOOH = COH2O =>
HCOOH = COH2O
Zn3(PO4)2 = Zn2 + PO4 =>
2 Zn3(PO4)2 = 3 Zn2 + 4 PO4
Na2Cr2O7 + H2O2 = Cr2O3 + O2 + NaOH =>
Na2Cr2O7 + H2O2 = Cr2O3 + 2 O2 + 2 NaOH
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