Équations équilibrées la veille |
Pb(II)NO3 + KCrO4 = Pb(II)CrO4 + KNO3
SnS2 + HNo3 = Sn(No3)4 + H2S =>
SnS2 + 4 HNo3 = Sn(No3)4 + 2 H2S
AI + CI2 = AICI2 =>
AI + CI2 = AICI2
CaOH + H3PO4 = Ca + PO4 + H2O =>
3 CaOH + H3PO4 = 3 Ca + PO4 + 3 H2O
Al(OH)3 + K + H2SO4 = KAl(SO4)2 + Al(H2O)6 + H2O =>
4 Al(OH)3 + 3 K + 6 H2SO4 = 3 KAl(SO4)2 + Al(H2O)6 + 6 H2O
Ga + H3O3 = Ga(H3O3) =>
Ga + H3O3 = Ga(H3O3)
K2MnO4 + H2O = KMnO4 + Mn4O2 + KOH =>
24 K2MnO4 + 14 H2O = 20 KMnO4 + Mn4O2 + 28 KOH
I2O4 = I2O5 + I =>
5 I2O4 = 4 I2O5 + 2 I
Pb + Na + C2H3Cl = Pb(C2H3)4 + NaCl =>
Pb + 4 Na + 4 C2H3Cl = Pb(C2H3)4 + 4 NaCl
NaHCO3(s) + CH3CO3H(l) = H2O(l) + CO2(g) + NaCH3CO3(aq) =>
NaHCO3(s) + CH3CO3H(l) = H2O(l) + CO2(g) + NaCH3CO3(aq)
NH4HCO3 + CH3COOH = COOH(NH4) + H2O + CO3 =>
6 NH4HCO3 + CH3COOH = 6 COOH(NH4) + 2 H2O + 2 CO3
NaH(CO3) = H2O + CO2 + Na2(CO3) =>
2 NaH(CO3) = H2O + CO2 + Na2(CO3)
HBr + KCl = HK + BrCl =>
HBr + KCl = HK + BrCl
Na3PO4 + NaOH = PO4(OH)2 + Na =>
Na3PO4 + 2 NaOH = PO4(OH)2 + 5 Na
Fe(NO3)2 + HCl = FeCl + H(NO3)2 =>
Fe(NO3)2 + HCl = FeCl + H(NO3)2
H + NO = H2O + N =>
2 H + NO = H2O + N
CH3CH2OH + KMnO4 + KOH = CH3COOH + H2O + K2MnO4 =>
CH3CH2OH + 4 KMnO4 + 4 KOH = CH3COOH + 3 H2O + 4 K2MnO4
CuSO4 + NH3 = CuNH3 + SO4 =>
CuSO4 + NH3 = CuNH3 + SO4
CH2COO + H2O = CHCOO + H3O =>
CH2COO + H2O = CHCOO + H3O
FeO = Fe + O2 =>
2 FeO = 2 Fe + O2
C3H7NO3 + O2 = N2 + CO2 + H2O =>
4 C3H7NO3 + 13 O2 = 2 N2 + 12 CO2 + 14 H2O
Sn + CO2 = SnCO2 =>
Sn + CO2 = SnCO2
FeCl3 + KCNS = KCl + K3[Fe(CNS)6] =>
FeCl3 + 6 KCNS = 3 KCl + K3[Fe(CNS)6]
Ca + CIO4 = Ca(CIO4)2 =>
Ca + 2 CIO4 = Ca(CIO4)2
PbO2 + KCrO2 + KOH = PbO + H2O + K2CrO4 =>
3 PbO2 + 2 KCrO2 + 2 KOH = 3 PbO + H2O + 2 K2CrO4
Ca + F = CaF6 =>
Ca + 6 F = CaF6
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
TeBr4 + Br2 + H2O = H2TeO4 + HBr =>
TeBr4 + Br2 + 4 H2O = H2TeO4 + 6 HBr
NaClO3 + CH2 = NaCl + CO2 + H2O =>
NaClO3 + CH2 = NaCl + CO2 + H2O
Ba + IO = BaIO =>
Ba + IO = BaIO
PbCl2 + AgCl = Ag + PbCl4 =>
PbCl2 + 2 AgCl = 2 Ag + PbCl4
Mg + NaHSO4 = MgSO4 + Na2SO4 + H2O + H2S =>
4 Mg + 10 NaHSO4 = 4 MgSO4 + 5 Na2SO4 + 4 H2O + H2S
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
SN(OH)2 + HCl = SNOHCl + H2O =>
SN(OH)2 + HCl = SNOHCl + H2O
ZnO + H2SO4 = ZnSO4 + H2O =>
ZnO + H2SO4 = ZnSO4 + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
Mg(CO3) + HNO3 = Mg(NO3)2 + CO2 + H2O =>
Mg(CO3) + 2 HNO3 = Mg(NO3)2 + CO2 + H2O
Na2SO4 + NaOH = Na2OH + NaSO4 =>
Na2SO4 + NaOH = Na2OH + NaSO4
CO(NH2)2 + HNO3 = NH3 + NO2 + CO2 =>
5 CO(NH2)2 + 7 HNO3 = 9 NH3 + 8 NO2 + 5 CO2
Li2CO3 + Fe = Li + FeCO3 =>
Li2CO3 + Fe = 2 Li + FeCO3
CuS + HClO4 = Cu(ClO4)2 + H2S =>
CuS + 2 HClO4 = Cu(ClO4)2 + H2S
Cu + Mg(No3)2 = Cu(No3)2 + Mg =>
Cu + Mg(No3)2 = Cu(No3)2 + Mg
BaCl2 + K2Cr2O7 = BaCr2O7 + KCl =>
BaCl2 + K2Cr2O7 = BaCr2O7 + 2 KCl
Mg(s) + HCl(aq) = H2(g) + MgCl2(aq) = MGCL2(aw) + H2(g) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(aq)
H2 + WO = W + H2O =>
H2 + WO = W + H2O
Pb(NO3)2 + NH4Cl = Pb(NO3)2NH4Cl =>
Pb(NO3)2 + NH4Cl = Pb(NO3)2NH4Cl
K[Al(OH)4] + HCl = KCl + AlCl3 + H2O =>
K[Al(OH)4] + 4 HCl = KCl + AlCl3 + 4 H2O
Ag2O2 + MnSO4 + H2SO4 = HMnO4 + Ag2SO4 + H2O =>
5 Ag2O2 + 2 MnSO4 + 3 H2SO4 = 2 HMnO4 + 5 Ag2SO4 + 2 H2O
Be(OH)2 + HAsO3 = Be(AsO3)2 + H2O =>
Be(OH)2 + 2 HAsO3 = Be(AsO3)2 + 2 H2O
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