Équations équilibrées la veille |
Cr2O3 + CaCO3 = Ca(CrO2)2 + CO2
[Fe(SCN)6] + NH4F = F[Fe(SCN)6] + NH4 =>
[Fe(SCN)6] + NH4F = F[Fe(SCN)6] + NH4
Cl2 + HOH = HCl + O =>
Cl2 + HOH = 2 HCl + O
Zn(ii) + HCl = Zn(ii)Cl + H =>
Zn(ii) + HCl = Zn(ii)Cl + H
NaCH3COO + H2O = CH3COOH + NaOH =>
NaCH3COO + H2O = CH3COOH + NaOH
K2Cr2O7 + Fe(NO3)3 = Fe2(Cr2O7)3 + KNO3 =>
3 K2Cr2O7 + 2 Fe(NO3)3 = Fe2(Cr2O7)3 + 6 KNO3
C6H6 + oxygen = carbondioxide + water =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
KI + NaClO3 + H2SO4 = I2 + K2SO4 + NaCl + H2O =>
6 KI + NaClO3 + 3 H2SO4 = 3 I2 + 3 K2SO4 + NaCl + 3 H2O
NH3(g) + O2(g) = N2O2(g) + H2O(g) =>
4 NH3(g) + 5 O2(g) = 2 N2O2(g) + 6 H2O(g)
FeCl2 + KNO3 = Fe(NO3)2 + KCl =>
FeCl2 + 2 KNO3 = Fe(NO3)2 + 2 KCl
K3Fe(CN)6 + FeCl2 = KFe[Fe(CN)6] + KCl =>
K3Fe(CN)6 + FeCl2 = KFe[Fe(CN)6] + 2 KCl
C(s) + Fe2O3(s) = CO(g) + Fe =>
3 C(s) + Fe2O3(s) = 3 CO(g) + 2 Fe
PbSO4 + CH3COONa = CH3COOPb + NaSO4 =>
PbSO4 + CH3COONa = CH3COOPb + NaSO4
Pb(Cn)2 + LiCl = PbCl + Li(Cn)2 =>
Pb(Cn)2 + LiCl = PbCl + Li(Cn)2
HBr + Fe(OH)3 = FeBr3 + H2O =>
3 HBr + Fe(OH)3 = FeBr3 + 3 H2O
K2(CO3) + H(NO3) = K(NO3) + H2(CO3) =>
K2(CO3) + 2 H(NO3) = 2 K(NO3) + H2(CO3)
C7H12 + KMnO4 + H2O = C7H12O3 + MnO2 + KOH =>
C7H12 + 2 KMnO4 + H2O = C7H12O3 + 2 MnO2 + 2 KOH
MnCrO4 = Mn + Cr + O2 =>
MnCrO4 = Mn + Cr + 2 O2
Ai + H2 = AiH2 =>
Ai + H2 = AiH2
Fe + HNO3 = Fe(NO3)2 + NO + H2O =>
3 Fe + 8 HNO3 = 3 Fe(NO3)2 + 2 NO + 4 H2O
Li + CdSO4 = CdS + Li2O =>
8 Li + CdSO4 = CdS + 4 Li2O
SO4 + SO2 = SO3 =>
SO4 + SO2 = 2 SO3
H3PO4(aq) + Ca(s) = Ca3(PO4)2(s) + H(g) =>
2 H3PO4(aq) + 3 Ca(s) = Ca3(PO4)2(s) + 6 H(g)
PCl5 + NH4Cl = (PNCl2)3 + HCl =>
3 PCl5 + 3 NH4Cl = (PNCl2)3 + 12 HCl
H3AsO3 + KBrO3 + HCl = KCl + HBr + H3AsO4 =>
3 H3AsO3 + KBrO3 + HCl = KCl + HBr + 3 H3AsO4
Na(s) + Cl2(aq) = NaCl(s) =>
2 Na(s) + Cl2(aq) = 2 NaCl(s)
C4H10O + C4H10O2 = C8H18O2 + H2O =>
C4H10O + C4H10O2 = C8H18O2 + H2O
CaCl2 + Na2SO3 = Ca2(SO3)2 + NaCl =>
2 CaCl2 + 2 Na2SO3 = Ca2(SO3)2 + 4 NaCl
Na2S + AgSO4 = Na2SO4 + AgS =>
Na2S + AgSO4 = Na2SO4 + AgS
HBr + CaOH2 = BrOH2 + HCa =>
HBr + CaOH2 = BrOH2 + HCa
H2SO4 = H2(SO4) =>
H2SO4 = H2(SO4)
Ga2(SO4)3 + H2O = Ga(OH)3 + H2SO4 =>
Ga2(SO4)3 + 6 H2O = 2 Ga(OH)3 + 3 H2SO4
MnFe4 + H2O = Mn + FeO + FeH4 =>
3 MnFe4 + 8 H2O = 3 Mn + 8 FeO + 4 FeH4
K2SO4 + H2CO3 = H2SO4 + K2CO3 =>
K2SO4 + H2CO3 = H2SO4 + K2CO3
KOH + Cl2O7 = Cl(OH)7 + K2O =>
14 KOH + Cl2O7 = 2 Cl(OH)7 + 7 K2O
NaCl + KNO3 = KNa + ClNO3 =>
NaCl + KNO3 = KNa + ClNO3
HCl + NaClOO = NaCl + H2O + Cl2 =>
4 HCl + NaClOO = NaCl + 2 H2O + 2 Cl2
Ca(OH)2 + Al(HCO3)3 = Al(OH)3 + Ca(HCO3)2 =>
3 Ca(OH)2 + 2 Al(HCO3)3 = 2 Al(OH)3 + 3 Ca(HCO3)2
Br2(l) + NaI = NaBr + I2 =>
Br2(l) + 2 NaI = 2 NaBr + I2
H(s)3P(s) + Bi(s)2S(s)5 = Bi(s)3P(s)5 + H(s)2S =>
10 H(s)3P(s) + 3 Bi(s)2S(s)5 = 2 Bi(s)3P(s)5 + 15 H(s)2S
S(s) + F2 = SF6(g) =>
S(s) + 3 F2 = SF6(g)
Sn(OH)4 + HF = SnF4 + H2O =>
Sn(OH)4 + 4 HF = SnF4 + 4 H2O
Zn + (CaOH)2 = ZnOH + Ca =>
2 Zn + (CaOH)2 = 2 ZnOH + 2 Ca
Na2OH2O = NaOH =>
Na2OH2O = 2 NaOH
NaNO3 + KI + CH3COOH = I2 + NO + CH3COONa + CH3COOK + H2O =>
2 NaNO3 + 6 KI + 8 CH3COOH = 3 I2 + 2 NO + 2 CH3COONa + 6 CH3COOK + 4 H2O
HNO3(aq) + SrCO3(s) = Sr(NO3)2(aq) + H2O(l) + CO2(g) =>
2 HNO3(aq) + SrCO3(s) = Sr(NO3)2(aq) + H2O(l) + CO2(g)
Na2OCO2 = Na2CO3 =>
Na2OCO2 = Na2CO3
SOCl2 = S2Cl2 + SO2 + Cl2 =>
4 SOCl2 = S2Cl2 + 2 SO2 + 3 Cl2
FeSO3 + (NH4)2S = FeS + (NH4)2SO4 =>
4 FeSO3 + 3(NH4)2S = 4 FeS + 3(NH4)2SO4
Ca(NO3)2 + KI = CaI2 + KNO3 =>
Ca(NO3)2 + 2 KI = CaI2 + 2 KNO3
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