Équations équilibrées la veille |
2 Zn + MnO2 = 2 ZnO + Mn
Cu{+2}SO4 + Fe = Fe{+2}SO4 + Cu =>
Cu{+2}SO4 + Fe = Fe{+2}SO4 + Cu
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Na2Cl + S4 = Na4S2 + Cl4 =>
4 Na2Cl + S4 = 2 Na4S2 + Cl4
CS + Cl = CSCl =>
CS + Cl = CSCl
Zr + N2 = Zr2N3 =>
4 Zr + 3 N2 = 2 Zr2N3
NH4HCO3 + HF = NH4F + H2O + CO2 =>
NH4HCO3 + HF = NH4F + H2O + CO2
Cu2 + (SO4)2 = CuSO4 =>
Cu2 + (SO4)2 = 2 CuSO4
SiF4 + (CH3)4NF = ((CH3)4N)(SiF5) =>
SiF4 + (CH3)4NF = ((CH3)4N)(SiF5)
FeS + H2O2 = FeSO3 + H2O =>
FeS + 3 H2O2 = FeSO3 + 3 H2O
CH3OH + O2 = H2CO + H3O =>
3 CH3OH + O2 = 3 H2CO + 2 H3O
Na2O() = Na() + O2 =>
2 Na2O() = 4 Na() + O2
H3PO2 + KOH = K2HPO2 + H2O =>
H3PO2 + 2 KOH = K2HPO2 + 2 H2O
Br2 + MnSO4 + H2O = HMnO4 + HBr + H2SO4 =>
5 Br2 + 2 MnSO4 + 8 H2O = 2 HMnO4 + 10 HBr + 2 H2SO4
H2SO4 + HgCl2 = HCl + HgSO4 =>
H2SO4 + HgCl2 = 2 HCl + HgSO4
Zn2SO42 + NaOH = Zn2OH + NaSO42 =>
Zn2SO42 + NaOH = Zn2OH + NaSO42
Au(s) + KNO3(ag) = AuNO3 + K =>
Au(s) + KNO3(ag) = AuNO3 + K
Ca3(PO4)2 + Si3O2 + C = P + Ca3Si3 + CO2 =>
Ca3(PO4)2 + Si3O2 + 5 C = 2 P + Ca3Si3 + 5 CO2
(AgNO3) + KBr = (KNO3) + AgBr =>
(AgNO3) + KBr = (KNO3) + AgBr
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
CH3CHO + KMnO4 + H2O = CH3COOH + MnO2 + KOH =>
3 CH3CHO + 2 KMnO4 + H2O = 3 CH3COOH + 2 MnO2 + 2 KOH
KMnO4 + (COOH)2 + HCl = MnCl2 + CO2 + H2O + KCl =>
2 KMnO4 + 5(COOH)2 + 6 HCl = 2 MnCl2 + 10 CO2 + 8 H2O + 2 KCl
H2SO4 + Na2SO4 = H2SO4Na2SO4 =>
H2SO4 + Na2SO4 = H2SO4Na2SO4
ZnCO3 + NaOH = Na2[Zn(OH)4] + Na2CO3 =>
ZnCO3 + 4 NaOH = Na2[Zn(OH)4] + Na2CO3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
Ha + N2 = HaN =>
2 Ha + N2 = 2 HaN
Be{2+} + e = Be =>
Be{2+} + 2e = Be
CH2CHCH3 + KMnO4 + H2O = CH2OHCH2OHCH3 + KOH + MnO2 =>
3 CH2CHCH3 + KMnO4 + 5 H2O = 3 CH2OHCH2OHCH3 + KOH + MnO2
Au + Pb(NO3)2 = Au(NO3)3 + Pb =>
2 Au + 3 Pb(NO3)2 = 2 Au(NO3)3 + 3 Pb
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
F2 + S = SF6 =>
3 F2 + S = SF6
Na + Al + F = Na3AlF6 =>
3 Na + Al + 6 F = Na3AlF6
Fe(NO3)3 + H2O2 = FeO2 + H2O + NO3 =>
Fe(NO3)3 + 2 H2O2 = FeO2 + 2 H2O + 3 NO3
GeO2 + SO2 = GeSO2 + O2 =>
GeO2 + SO2 = GeSO2 + O2
Fe + CaCO3 = Ca + FeCO3 =>
Fe + CaCO3 = Ca + FeCO3
Cr + Sn{2+} = Cr{2+} + Sn =>
Cr + Sn{2+} = Cr{2+} + Sn
NaCl + AgNO3 + HNO3 = Na(NO3)2 + HCl + Ag =>
NaCl + AgNO3 + HNO3 = Na(NO3)2 + HCl + Ag
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
PbSO4 + Li = Li2SO4 + Pb =>
PbSO4 + 2 Li = Li2SO4 + Pb
[Ag(NH3)2]OH + CH3CHO + NaOH = Ag + CH3COONa + H2O + NH3 =>
2[Ag(NH3)2]OH + CH3CHO + NaOH = 2 Ag + CH3COONa + 2 H2O + 4 NH3
Pb(NO3)2 + NaOH = Pb(OH)2 + NaNO3 =>
Pb(NO3)2 + 2 NaOH = Pb(OH)2 + 2 NaNO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
P4(s) + F2(s) = PF3(g) =>
P4(s) + 6 F2(s) = 4 PF3(g)
Fe = Fe2 =>
2 Fe = Fe2
BaS + Al = Ba + Al2S3 =>
3 BaS + 2 Al = 3 Ba + Al2S3
CaCl2 + BaSO4 = CaSO4 + BaCl2 =>
CaCl2 + BaSO4 = CaSO4 + BaCl2
Ca(ClO)2 + H2O = Ca(OH)2 + HClO =>
Ca(ClO)2 + 2 H2O = Ca(OH)2 + 2 HClO
Mn(NO3)2 + KBiO3 + H2SO4 = HMnO4 + Bi2(SO4)3 + KNO3 + K2SO4 + H2O =>
4 Mn(NO3)2 + 10 KBiO3 + 16 H2SO4 = 4 HMnO4 + 5 Bi2(SO4)3 + 8 KNO3 + K2SO4 + 14 H2O
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