Équations équilibrées la veille |
2 KMnO4 + 3 H2SO4 + 5 Na2SO3 = 5 Na2SO4 + 2 MnSO4 + K2SO4 + 3 H2O
CH4 + H2SO4 = CSO4 + H2 =>
CH4 + H2SO4 = CSO4 + 3 H2
HMnO4 + Cr(OH)2 = Cr(MnO4)2 + H2O =>
2 HMnO4 + Cr(OH)2 = Cr(MnO4)2 + 2 H2O
Cu(NO4)2 = CuO + NO2 + O2 =>
2 Cu(NO4)2 = 2 CuO + 4 NO2 + 3 O2
Mg(OH)2 + NaOH = Na[Mg(OH)3] =>
Mg(OH)2 + NaOH = Na[Mg(OH)3]
Zn(NO3) + NaPO4 = ZnPO4 + Na(NO3) =>
Zn(NO3) + NaPO4 = ZnPO4 + Na(NO3)
Ca(OH)2 + Al = CaO + H2 + Ca[Al(OH)4]2 =>
7 Ca(OH)2 + 2 Al = 6 CaO + 3 H2 + Ca[Al(OH)4]2
LiOH + H2Co3 = Li2Co3 + H2(OH)2 =>
2 LiOH + H2Co3 = Li2Co3 + H2(OH)2
S{2-} + OH{-} = SO2 + e + H2O =>
S{2-} + 4 OH{-} = SO2 + 6e + 2 H2O
Cu(NO3)2 + Na2CO3 + H2O = CuCO3Cu(HO)2 + NaNO3 + CO2 =>
2 Cu(NO3)2 + 2 Na2CO3 + H2O = CuCO3Cu(HO)2 + 4 NaNO3 + CO2
Sr + O = SrO = SrO =>
Sr + O = SrO
CH4(g) + O2(g) = CO2(g) + H2O() =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O()
CsOH + HBr = CsBr + H2O =>
CsOH + HBr = CsBr + H2O
CH3CH2OHCH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3(CO)CH2CH3 + H2O =>
4 CH3CH2OHCH3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO2 + 3 CH3(CO)CH2CH3 + 10 H2O
N + H = NH =>
N + H = NH
Cu + SO4 + H2S = CuS + H2SO4 =>
Cu + SO4 + H2S = CuS + H2SO4
NiSO4 + NH4SCN = Ni(SCN)2 + (NH4)2SO4 =>
NiSO4 + 2 NH4SCN = Ni(SCN)2 + (NH4)2SO4
Zn(NO3) + NaPO4 = ZnPO4 + Na(NO3) =>
Zn(NO3) + NaPO4 = ZnPO4 + Na(NO3)
CsOH + HBr = CsBr + H2O =>
CsOH + HBr = CsBr + H2O
Cl2 + KL = KCl + L2 =>
Cl2 + 2 KL = 2 KCl + L2
KMnO4 + C2H4 + H2SO4 + H2O = C2H6O2 + MnSO4 + K2SO4 =>
2 KMnO4 + 5 C2H4 + 3 H2SO4 + 2 H2O = 5 C2H6O2 + 2 MnSO4 + K2SO4
NH4ReO4 + H2 = Re + H2O + NH3 =>
2 NH4ReO4 + 7 H2 = 2 Re + 8 H2O + 2 NH3
C26H54 + CuO = H2O + CO2 + Cu =>
C26H54 + 79 CuO = 27 H2O + 26 CO2 + 79 Cu
Zn(NO3) + NaPO4 = ZnPO4 + Na(NO3) =>
Zn(NO3) + NaPO4 = ZnPO4 + Na(NO3)
SrCl2 + NaBr = SrBr2 + NaCl =>
SrCl2 + 2 NaBr = SrBr2 + 2 NaCl
Sr(OH)2(aq) + H3PO4(aq) = Sr3(PO4)2(aq) + H2O(l) =>
3 Sr(OH)2(aq) + 2 H3PO4(aq) = Sr3(PO4)2(aq) + 6 H2O(l)
Na + FePO4 = Na3PO4 + Fe =>
3 Na + FePO4 = Na3PO4 + Fe
Sn(s) + HNO3(ac) = SnO2(s) + NO2(g) + H2O(g) =>
Sn(s) + 4 HNO3(ac) = SnO2(s) + 4 NO2(g) + 2 H2O(g)
C4HH12 + O2 = CO2 + H2O =>
4 C4HH12 + 29 O2 = 16 CO2 + 26 H2O
C3H6O + (C2H5)2O = C7H16O2 =>
C3H6O + (C2H5)2O = C7H16O2
Sn(OH)2 + NaOH = Sn(ONa)2 + H2O =>
Sn(OH)2 + 2 NaOH = Sn(ONa)2 + 2 H2O
Cr2(SO4)2 + NaOH = Cr(OH)2 + Na2SO4 =>
Cr2(SO4)2 + 4 NaOH = 2 Cr(OH)2 + 2 Na2SO4
H2O + NH4Cl = NH4OH + H + Cl =>
H2O + NH4Cl = NH4OH + H + Cl
P2O4 + P4 = P4O6 =>
6 P2O4 + P4 = 4 P4O6
Na + FePO4 = NaPO4 + Fe =>
Na + FePO4 = NaPO4 + Fe
NaOCH2CH3 + H2O = NaOH + CH3CH2OH =>
NaOCH2CH3 + H2O = NaOH + CH3CH2OH
Na2HPO4 = Na2 + HPO4 =>
Na2HPO4 = Na2 + HPO4
HCHO + HNO3 = HCOONO2 + H2 =>
HCHO + HNO3 = HCOONO2 + H2
Ag + S = SAg2S =>
2 Ag + 2 S = SAg2S
KMnO4 + Na2S + H2SO4 = K2SO4 + MnSO4 + NaOH + S =>
2 KMnO4 + 2 Na2S + 2 H2SO4 = K2SO4 + 2 MnSO4 + 4 NaOH + S
N2 + Cl2 = NCl3 =>
N2 + 3 Cl2 = 2 NCl3
HCI + K = H2 + KCI =>
2 HCI + 2 K = H2 + 2 KCI
Co(NO3)2 + NaOH = Co(OH)2 + NaNO3 =>
Co(NO3)2 + 2 NaOH = Co(OH)2 + 2 NaNO3
SO3 + BaO = BaSO4 =>
SO3 + BaO = BaSO4
W + O = WO1 =>
W + O = WO1
ZnBr + Ca(OH)2 = ZnOH + CaBr2 =>
2 ZnBr + Ca(OH)2 = 2 ZnOH + CaBr2
Mg + Pb(SO4)2 = Mg(SO4) + Pb =>
2 Mg + Pb(SO4)2 = 2 Mg(SO4) + Pb
Zn(cr) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(cr) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
C2 + KI = KC1 + I2 =>
C2 + 2 KI = 2 KC1 + I2
Al + HNO3 = Al2O3 + NO2 + H2O =>
2 Al + 6 HNO3 = Al2O3 + 6 NO2 + 3 H2O
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