Équations équilibrées la veille |
KClO3 + 3 Mg = KCl + 3 MgO1
CaCO3 + HCHO2 = Ca + CO2 + H2O =>
CaCO3 + HCHO2 = Ca + 2 CO2 + H2O
CH3COOH + C2H3NaO2 = CH3COO + H3O + NaC2OH =>
CH3COOH + C2H3NaO2 = CH3COO + H3O + NaC2OH
MnO2 + KOH = K2MnO4 + H2 =>
MnO2 + 2 KOH = K2MnO4 + H2
Mg2 + CH3COOH = H2 + Mg(CH3COO)2 =>
Mg2 + 4 CH3COOH = 2 H2 + 2 Mg(CH3COO)2
CaCO3 + HCHO2 = Ca(CHO2)2 + H2O + CO2 =>
CaCO3 + 2 HCHO2 = Ca(CHO2)2 + H2O + CO2
NaNO3 + Zn + NaOH + H2O = Na2Zn(OH)4 + NH3 =>
NaNO3 + 4 Zn + 7 NaOH + 6 H2O = 4 Na2Zn(OH)4 + NH3
Li + CoB = CoLi + B =>
Li + CoB = CoLi + B
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Fe + I2Ni = FeI2 + Ni =>
Fe + I2Ni = FeI2 + Ni
P4O10(s) + HNO3(aq) = N2O5(g) + (HPO3)3(l) =>
3 P4O10(s) + 12 HNO3(aq) = 6 N2O5(g) + 4(HPO3)3(l)
T2 + H + C + F1 + P7 + R4 + S + B + Ba + K = CHFP2RSB2BaKT2 =>
28 T2 + 28 H + 28 C + 28 F1 + 8 P7 + 7 R4 + 28 S + 56 B + 28 Ba + 28 K = 28 CHFP2RSB2BaKT2
FeI3 = FeI2 + I2 =>
2 FeI3 = 2 FeI2 + I2
H2SO4 + CoO3 = CoSO4 + H2O + O2 =>
H2SO4 + CoO3 = CoSO4 + H2O + O2
C7H6O3(S) + C4H6O3(l) = C9H8O4(S) + CH3CO2H(aq) =>
C7H6O3(S) + C4H6O3(l) = C9H8O4(S) + CH3CO2H(aq)
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
C3H6Cl2 + H2O + KMnO4 = C3H8O2 + KOH + MnO2 + Cl2 =>
3 C3H6Cl2 + 4 H2O + 2 KMnO4 = 3 C3H8O2 + 2 KOH + 2 MnO2 + 3 Cl2
CaBr2 + H2O = CaBr2H2O =>
CaBr2 + H2O = CaBr2H2O
C10H8O + NaOH = NaC10H7O + H2O =>
C10H8O + NaOH = NaC10H7O + H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
RbNO2 + Ga2CO3*3 = Rb2CO3 + GaNO2 =>
2 RbNO2 + Ga2CO3*3 = Rb2CO3 + 2 GaNO2
Li2 + NH3 = H2 + LiNH2 =>
Li2 + 2 NH3 = H2 + 2 LiNH2
XHBr + XMg(SO4) = XH(SO4) + XBrMg =>
XHBr + XMg(SO4) = XH(SO4) + XBrMg
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Mn + H2SO4 = MnSO4 + H2 =>
Mn + H2SO4 = MnSO4 + H2
TiO2 + HCl = TiCl4 + H2O =>
TiO2 + 4 HCl = TiCl4 + 2 H2O
Cl2 + KI = KCl + I2 =>
Cl2 + 2 KI = 2 KCl + I2
Cd(NO3)2 + Li2CO3 + H2O = Cd(OH)2 + CO2 + LiNO3 =>
Cd(NO3)2 + Li2CO3 + H2O = Cd(OH)2 + CO2 + 2 LiNO3
C2H4O(l) + O2(g) = CO2(g) + H2O =>
2 C2H4O(l) + 5 O2(g) = 4 CO2(g) + 4 H2O
H2S + Cl2 = SCl4 + HCl =>
H2S + 3 Cl2 = SCl4 + 2 HCl
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
Ca3(AsO4)2 + HCO3{-} = HAsO4{2-} + CO2 + CaCO3 + H2O =>
Ca3(AsO4)2 + 4 HCO3{-} = 2 HAsO4{2-} + CO2 + 3 CaCO3 + H2O
H3PO3 + AgNO3 = H3PO4 + Ag + NO =>
2 H3PO3 + AgNO3 = 2 H3PO4 + Ag + NO
CaBr2 = Ca + Br1 =>
CaBr2 = Ca + 2 Br1
KOH + Na2(SO4) = Na(OH) + K2(SO4) =>
2 KOH + Na2(SO4) = 2 Na(OH) + K2(SO4)
Na2CO3(s) + HCl(aq) = NaCl(s) + NaCO3H(aq) =>
Na2CO3(s) + HCl(aq) = NaCl(s) + NaCO3H(aq)
C2H5OH + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
C2H5OH + 2 K2Cr2O7 + 8 H2SO4 = 2 CO2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
CH4 + HNO2 = CO2 + N2 + H2O =>
3 CH4 + 8 HNO2 = 3 CO2 + 4 N2 + 10 H2O
Fe(III)Cl3 + K4Fe(II)C6N6 = KFe(II)Fe(III)C6N6 + KCl =>
Fe(III)Cl3 + K4Fe(II)C6N6 = KFe(II)Fe(III)C6N6 + 3 KCl
HBr(aq) + Na(s) = NaBr(s) + H2(g) =>
2 HBr(aq) + 2 Na(s) = 2 NaBr(s) + H2(g)
Fe2S3 + HCl = FeCl3 + H2S =>
Fe2S3 + 6 HCl = 2 FeCl3 + 3 H2S
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
HJ + HNO3 = J2 + NO + H2O =>
6 HJ + 2 HNO3 = 3 J2 + 2 NO + 4 H2O
CuI2 = Cu + I2 =>
CuI2 = Cu + I2
C3H8(propano) + O2 = CO2 + H2O =>
C3H8(propano) + 5 O2 = 3 CO2 + 4 H2O
Na2HSO3 + H2SO4 = Na2SO4 + H2O + SO2 =>
2 Na2HSO3 + 3 H2SO4 = 2 Na2SO4 + 4 H2O + 3 SO2
FeCO3 + H2CO3 = Fe(HCO3)2 =>
FeCO3 + H2CO3 = Fe(HCO3)2
CH3SH + CO = CH3CO(SCH3) + H2S =>
2 CH3SH + CO = CH3CO(SCH3) + H2S
(CH3COO)2Pb + (NH4)2SO4 = CH3COONH4 + PbSO4 =>
(CH3COO)2Pb + (NH4)2SO4 = 2 CH3COONH4 + PbSO4
C3H8(propano) + O2 = CO + H2O =>
2 C3H8(propano) + 7 O2 = 6 CO + 8 H2O
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