Équations équilibrées la veille |
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
Zn(NO3)2 + NaOH = Zn(OH)2 + NaNO3 =>
Zn(NO3)2 + 2 NaOH = Zn(OH)2 + 2 NaNO3
Zn(NO3)2 + NaOH = Zn(OH)2 + Na(NO3) =>
Zn(NO3)2 + 2 NaOH = Zn(OH)2 + 2 Na(NO3)
silvernitrate + potassiumiodide = potassiumnitrate + silveriodide =>
AgNO3 + KI = KNO3 + AgI
NaH(aq) + H2O(l) = NaOH(aq) + H2(g) =>
NaH(aq) + H2O(l) = NaOH(aq) + H2(g)
I2 + KOH = KIO3 + KI + H2 =>
3 I2 + 6 KOH = 2 KIO3 + 4 KI + 3 H2
Ca + HNO3 = NH4NO3 + Ca(NO3)2 + H2O =>
4 Ca + 10 HNO3 = NH4NO3 + 4 Ca(NO3)2 + 3 H2O
AlF3 = Al + F2 =>
2 AlF3 = 2 Al + 3 F2
Au + NaCN + O2 + H2O = Na[Au(CN)2] + NaOH =>
4 Au + 8 NaCN + O2 + 2 H2O = 4 Na[Au(CN)2] + 4 NaOH
NaOH + Co(NO3)2 = Na + NO3 + Co(OH)2 =>
2 NaOH + Co(NO3)2 = 2 Na + 2 NO3 + Co(OH)2
Li2PO3NH2 + PON3H6 + LiNH2 = Li2P2O3N2 + NH3 =>
Li2PO3NH2 + 3 PON3H6 + 2 LiNH2 = 2 Li2P2O3N2 + 8 NH3
C2H12N4 + N2O4 = CO2 + H2O + N2 =>
2 C2H12N4 + 5 N2O4 = 4 CO2 + 12 H2O + 9 N2
BeO = Be + O2 =>
2 BeO = 2 Be + O2
C2H5NH2 + O2 = CO2 + H2O + N2 =>
4 C2H5NH2 + 15 O2 = 8 CO2 + 14 H2O + 2 N2
P2O3 + KOH = H2O + K2P2O4 =>
P2O3 + 2 KOH = H2O + K2P2O4
CaCl2(aq) + NH4OH(aq) = Ca(OH)2(ppt) + NH4Cl =>
CaCl2(aq) + 2 NH4OH(aq) = Ca(OH)2(ppt) + 2 NH4Cl
K2CO3 + CuCl2 = Cu + CO3 + KCl =>
K2CO3 + CuCl2 = Cu + CO3 + 2 KCl
C2H5Cl + NaOH = C2H5ONa + HCl =>
C2H5Cl + NaOH = C2H5ONa + HCl
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
Cu2SO4 + KCl = CuCl + K2SO4 =>
Cu2SO4 + 2 KCl = 2 CuCl + K2SO4
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
C4H8 + H2O = C4H2 + H8O =>
C4H8 + H2O = C4H2 + H8O
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
CH4 + O = CO + H =>
CH4 + O = CO + 4 H
Pt + O2 = PtO =>
2 Pt + O2 = 2 PtO
Ra + H2O = Ra(HO)2 + H2 =>
Ra + 2 H2O = Ra(HO)2 + H2
Cu + S = Cu2S =>
2 Cu + S = Cu2S
C37H31NO4S + O2 = CO2 + H2O + NH3 + S =>
C37H31NO4S + 42 O2 = 37 CO2 + 14 H2O + NH3 + S
As + OH = AsO3 + H2 =>
2 As + 6 OH = 2 AsO3 + 3 H2
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
Na2SiO3 + HCl = NaCl + H2SiO3 =>
Na2SiO3 + 2 HCl = 2 NaCl + H2SiO3
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
Fe{3+} + OH{-} = Fe(OH)3 =>
Fe{3+} + 3 OH{-} = Fe(OH)3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaNO3 + K2SO3 = Na2SO3 + KNO3 =>
2 NaNO3 + K2SO3 = Na2SO3 + 2 KNO3
AlCl3 + NH4OH = NH4Cl + Al(OH)3 =>
AlCl3 + 3 NH4OH = 3 NH4Cl + Al(OH)3
NaHCO3 + H3C6H5O7 = Na3C6H5O7 + CO2 + H2O =>
3 NaHCO3 + H3C6H5O7 = Na3C6H5O7 + 3 CO2 + 3 H2O
CH3COOH + CaCO3 = CH3COO + HCaCO3 =>
CH3COOH + CaCO3 = CH3COO + HCaCO3
AlF3 = Al + F =>
AlF3 = Al + 3 F
NaBr + K3PO4 = K3Br + NaPO4 =>
NaBr + K3PO4 = K3Br + NaPO4
Zn(NO3)2 + Na2S = ZnS + NO3 + Na =>
Zn(NO3)2 + Na2S = ZnS + 2 NO3 + 2 Na
Li + KOH = LiOH + K =>
Li + KOH = LiOH + K
(AlCl3) + H3PO4 = AlPO4 + HCl =>
(AlCl3) + H3PO4 = AlPO4 + 3 HCl
FeCl3 + K2CO3 + H2O = Fe(OH)3 + CO2 + KCl =>
2 FeCl3 + 3 K2CO3 + 3 H2O = 2 Fe(OH)3 + 3 CO2 + 6 KCl
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