Équations équilibrées la veille |
H2Cr2O7 + 2 KOH = K2Cr2O7 + 2 H2O
Co + Ag = CoAg =>
Co + Ag = CoAg
Ni(CN)2 = Ni + CN =>
Ni(CN)2 = Ni + 2 CN
Ba + MgCl2 = BaCl2 + Mg =>
Ba + MgCl2 = BaCl2 + Mg
KMnO4 + COOHCOOH + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
2 KMnO4 + 5 COOHCOOH + 3 H2SO4 = K2SO4 + 2 MnSO4 + 10 CO2 + 8 H2O
NHO3 = NO + H2O + O2 =>
4 NHO3 = 4 NO + 2 H2O + 3 O2
Na + H2SO4 = SO2 + Na2O + H2O =>
2 Na + H2SO4 = SO2 + Na2O + H2O
Mn + HBr = MnBr2 + H2 =>
Mn + 2 HBr = MnBr2 + H2
Cu2S + NH3 = Cu + H2S + N2 =>
3 Cu2S + 2 NH3 = 6 Cu + 3 H2S + N2
NaI + PbO2 + H2SO4 = I2 + PbSO4 + Na2SO4 + H2O =>
2 NaI + PbO2 + 2 H2SO4 = I2 + PbSO4 + Na2SO4 + 2 H2O
C2H5OH + C3H7COO = C3H7COOC2H5 + H2O =>
7 C2H5OH + 4 C3H7COO = 5 C3H7COOC2H5 + 5 H2O
Er(NO3)3*6H2O + Sr(NO3)2 + Fe(NO3)3*9H2O + C6H8O7 = ErSr9(Fe12O19)10 + CO2 + N2 + H2O =>
18 Er(NO3)3*6H2O + 162 Sr(NO3)2 + 2160 Fe(NO3)3*9H2O + 1906 C6H8O7 = 18 ErSr9(Fe12O19)10 + 11436 CO2 + 3429 N2 + 27172 H2O
K2CO3CaCl2 = KCl + CaCO3 =>
K2CO3CaCl2 = 2 KCl + CaCO3
CO2 + NO3 + H2O = C6756H0253O0063N + O2 =>
27024 CO2 + 4.0000000000007NO3 + 506 H2O = 4 C6756H0253O0063N + 27157 O2
HCl + Mn2O3 = Cl2 + MnCl2 + H2O =>
6 HCl + Mn2O3 = Cl2 + 2 MnCl2 + 3 H2O
Au2S5 + H2 = Au + H2S =>
Au2S5 + 5 H2 = 2 Au + 5 H2S
Na2HPO4 + Mg(NO3)2 = MgHPO4 + NaNO3 =>
Na2HPO4 + Mg(NO3)2 = MgHPO4 + 2 NaNO3
KCN + O2 + H2O = KHCO3 + N2 =>
4 KCN + 5 O2 + 2 H2O = 4 KHCO3 + 2 N2
C3H4 + K2Cr2O7 + H2SO4 = C2H5COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 C3H4 + K2Cr2O7 + 4 H2SO4 = 3 C2H5COOH + K2SO4 + Cr2(SO4)3 + H2O
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
NbSO4 + BaNO3 = NbNO3 + BaSO4 =>
NbSO4 + BaNO3 = NbNO3 + BaSO4
CaCl2 + Mg(NO3)2 = Ca(NO3)2 + MgCl2 =>
CaCl2 + Mg(NO3)2 = Ca(NO3)2 + MgCl2
SiO2 + CaCO3 + Na2CO3 = Na2O*CaO*SiO2 + CO2 =>
SiO2 + CaCO3 + Na2CO3 = Na2O*CaO*SiO2 + 2 CO2
MnO2(s) + HCl(l) = MnCl2(aq) + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl(l) = MnCl2(aq) + Cl2(g) + 2 H2O(l)
Ag2SO3 + H3PO4 = Ag3PO4 + SO2 + H2O =>
3 Ag2SO3 + 2 H3PO4 = 2 Ag3PO4 + 3 SO2 + 3 H2O
C240H90O4NS + O2 = CO2 + H2O + NO3 + SO2 =>
C240H90O4NS + 263 O2 = 240 CO2 + 45 H2O + NO3 + SO2
K2CO3 + HCl = KCl + H2CO3 =>
K2CO3 + 2 HCl = 2 KCl + H2CO3
TiCl3 + KOH = Ti(OH)3 + KCl =>
TiCl3 + 3 KOH = Ti(OH)3 + 3 KCl
Na3PO4 + FeCl3 = NaCl + PO4Fe =>
Na3PO4 + FeCl3 = 3 NaCl + PO4Fe
Na + Al2O3 = NaO2 + Al3 =>
9 Na + 6 Al2O3 = 9 NaO2 + 4 Al3
Ca(OH)2 + H2SO4 = Ca(HSO4)2 + H2O =>
Ca(OH)2 + 2 H2SO4 = Ca(HSO4)2 + 2 H2O
Cl2O5 + H2O = ClH + O =>
Cl2O5 + H2O = 2 ClH + 6 O
NaVO3 + FeCl2 + HCl = VOCl2 + FeCl3 + NaCl + H2O =>
NaVO3 + FeCl2 + 4 HCl = VOCl2 + FeCl3 + NaCl + 2 H2O
Ag2SO4 + NaCl = Na2SO4 + AgCl =>
Ag2SO4 + 2 NaCl = Na2SO4 + 2 AgCl
HBr(aq) + KOH(aq) = KBr(aq) + H2O(l) =>
HBr(aq) + KOH(aq) = KBr(aq) + H2O(l)
MgCl + SO4 = MgSO4 + Cl =>
MgCl + SO4 = MgSO4 + Cl
AgNO3 + Ca(NO3)2 = Ag(NO3)2 + Ca =>
2 AgNO3 + Ca(NO3)2 = 2 Ag(NO3)2 + Ca
Fe + S = FeS =>
Fe + S = FeS
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Mg + ZnS = MgZn + S =>
Mg + ZnS = MgZn + S
C6H11O6 + O2 = H2O + CO2 =>
4 C6H11O6 + 23 O2 = 22 H2O + 24 CO2
Na2B4O7*10H2O(borax) + HClO4 = NaClO4 + H3BO3 + H2O =>
Na2B4O7*10H2O(borax) + 2 HClO4 = 2 NaClO4 + 4 H3BO3 + 5 H2O
(NH4)2SO4 + Mg(OH)2 = NH3 + H2O + MgSO4 =>
(NH4)2SO4 + Mg(OH)2 = 2 NH3 + 2 H2O + MgSO4
(NH4)2SO4 + HF = H2SO4 + NH4F =>
(NH4)2SO4 + 2 HF = H2SO4 + 2 NH4F
H2O(electricity) = H + O =>
H2O(electricity) = 2 H + O
LiSO3 + HCl = HSO3 + LiCl =>
LiSO3 + HCl = HSO3 + LiCl
K3PO4 + AgBr = Ag3PO4 + KBr =>
K3PO4 + 3 AgBr = Ag3PO4 + 3 KBr
COCl2 + AgNO3 = CO(NO3)2 + AgCl =>
COCl2 + 2 AgNO3 = CO(NO3)2 + 2 AgCl
HSO3NH2 + NaNO2 = N2 + Na + HSO4 + H2O =>
HSO3NH2 + NaNO2 = N2 + Na + HSO4 + H2O
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