Équations équilibrées la veille |
8 H{+} + Cr2O7{2-} + 3 CH3OH = 2 Cr{3+} + 7 H2O + 3 CH2O
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
H2S + PbCl2 = HCl + PbS =>
H2S + PbCl2 = 2 HCl + PbS
NaHCO3(s) = Na(ac) + HCO3(ac) =>
NaHCO3(s) = Na(ac) + HCO3(ac)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NH4ClO4 + Al = Al2O3 + HCl + N + H2O =>
6 NH4ClO4 + 10 Al = 5 Al2O3 + 6 HCl + 6 N + 9 H2O
CuSO4 + NaHCO3 = Cu2(OH)2CO3 + Na2SO4 + CO2 + H2O =>
2 CuSO4 + 4 NaHCO3 = Cu2(OH)2CO3 + 2 Na2SO4 + 3 CO2 + H2O
Na3BO3 + H2O = Na + Na2HBO3 + OH =>
Na3BO3 + H2O = Na + Na2HBO3 + OH
H{+} + C2H3O2{-} = HC2H3O2 =>
H{+} + C2H3O2{-} = HC2H3O2
Sn + Pb(NO3)2(aq) = Sn(NO3)2 + Pb =>
Sn + Pb(NO3)2(aq) = Sn(NO3)2 + Pb
Ni(OH)2 + KCIO3 + H2O = Ni(OH)3 + KCI =>
6 Ni(OH)2 + KCIO3 + 3 H2O = 6 Ni(OH)3 + KCI
C2H2 + H = C2H3 =>
C2H2 + H = C2H3
NaOH + HClO = NaClO + H2O =>
NaOH + HClO = NaClO + H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
RbI = Rb + I2 =>
2 RbI = 2 Rb + I2
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + NH4NO2 =>
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + 2 NH4NO2
RCH3NH + C2O2H2 + NaBH3CN = R2(CH3)2NC2H4 + NaBO2 + HCN + H2O =>
4 RCH3NH + 3 C2O2H2 + 2 NaBH3CN = 2 R2(CH3)2NC2H4 + 2 NaBO2 + 4 HCN + 2 H2O
FeCl3 + NH4OH + (NH4)2HPO4 = FePO4 + NH4Cl + H2O =>
FeCl3 + NH4OH + (NH4)2HPO4 = FePO4 + 3 NH4Cl + H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
Hg + HNO3 = Hg(NO4)2 + H2O + NO =>
Hg + 4 HNO3 = Hg(NO4)2 + 2 H2O + 2 NO
Al + Cl = AlCl3 =>
Al + 3 Cl = AlCl3
Cu{+} + SO2 + H{+} = Cu{+2} + S + H2O =>
4 Cu{+} + SO2 + 4 H{+} = 4 Cu{+2} + S + 2 H2O
Ca3P2(s) + H2O(l) = Ca(OH)2(aq) + PH3(g) =>
Ca3P2(s) + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(g)
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
NaOH + HOOC{-}COOH = NaOOC{-}COONa + H2O =>
NaOH + HOOC{-}COOH = NaOOC{-}COONa + H2O
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
Na2C2O4 + Ca(No3)2 = NaNo3 + CaC2O4 =>
Na2C2O4 + Ca(No3)2 = 2 NaNo3 + CaC2O4
NaClO4 = NaCl + O2 =>
NaClO4 = NaCl + 2 O2
Na2SO3(aq) + HCl(aq) = NaCl(aq) + H2O(l) + SO2(g) =>
Na2SO3(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2O(l) + SO2(g)
TiCl3 + H2O2 + HCl = TiCl4 + H2O =>
2 TiCl3 + H2O2 + 2 HCl = 2 TiCl4 + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
K2Cr2O7 + NaCl + H2SO4 = K2SO4 + Na2SO4 + Cr2(SO4)3 + H2O + Cl2 =>
K2Cr2O7 + 6 NaCl + 7 H2SO4 = K2SO4 + 3 Na2SO4 + Cr2(SO4)3 + 7 H2O + 3 Cl2
C8H12N2 + C7H4Cl2O2 = C8H8N2C7H4Cl2OC7H4Cl2O + H2O =>
C8H12N2 + 2 C7H4Cl2O2 = C8H8N2C7H4Cl2OC7H4Cl2O + 2 H2O
Be(OH)2 + H2SO4 = BeSO4 + H2O =>
Be(OH)2 + H2SO4 = BeSO4 + 2 H2O
HI + NaCl = NaHI + Cl =>
HI + NaCl = NaHI + Cl
C14H10 + C4H4BrNO2 = C14H9Br + C4H5NO2 =>
C14H10 + C4H4BrNO2 = C14H9Br + C4H5NO2
HH + OO = H2O =>
2 HH + OO = 2 H2O
Ca(OH)2 + H2O = HCaO2 + H3O =>
Ca(OH)2 + H2O = HCaO2 + H3O
LiCl = Li(s) + Cl2 =>
2 LiCl = 2 Li(s) + Cl2
Ca(OH)2(aq) + HCl(aq) = CaCl2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HCl(aq) = CaCl2(aq) + 2 H2O(l)
CaCl + NaCo3 = CaCo3 + ClNa =>
CaCl + NaCo3 = CaCo3 + ClNa
Na2CO3{2-} + HCl = H2CO3{2-} + NaCl =>
Na2CO3{2-} + 2 HCl = H2CO3{2-} + 2 NaCl
Zn + C2H5NS = ZnS + C2H5N =>
Zn + C2H5NS = ZnS + C2H5N
C3H4 + O2 = C0 + H2O =>
C3H4 + O2 = 3 C0 + 2 H2O
SrCO3 + CH3COOH = H2O + CO2 + Sr(CH3COO)2 =>
SrCO3 + 2 CH3COOH = H2O + CO2 + Sr(CH3COO)2
FeSO4 + (NH4)S = FeS + (NH4)2 + SO4 =>
2 FeSO4 + 2(NH4)S = 2 FeS + (NH4)2 + 2 SO4
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Na3Po4(aq) + CuSO4(aq) = Cu3(Po4)2(s) + Na2SO4(aq) =>
2 Na3Po4(aq) + 3 CuSO4(aq) = Cu3(Po4)2(s) + 3 Na2SO4(aq)
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