Équations équilibrées la veille |
Na2CO3 + Ba(OH)2 = 2 NaOH + BaCO3
Cu(NO3)2 = Cu(oh)2 + NO2 + O2 =>
2 Cu(NO3)2 = Cu(oh)2 + 4 NO2 + 2 O2
C6H2O(l) + O2(g) = CO2 + H2O =>
C6H2O(l) + 6 O2(g) = 6 CO2 + H2O
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
Pb(IV)NO4 + MgCl2 = Pb(IV)Cl2 + Mg(NO4) =>
Pb(IV)NO4 + MgCl2 = Pb(IV)Cl2 + Mg(NO4)
HNO2 + KI + CH3COOH = NO + I2 + CH3COOK + H2O =>
2 HNO2 + 2 KI + 2 CH3COOH = 2 NO + I2 + 2 CH3COOK + 2 H2O
K(s) + HOH(aq) = KOH(aq) + H2(g) =>
2 K(s) + 2 HOH(aq) = 2 KOH(aq) + H2(g)
NH3 + HNO3 = N2 + H2O =>
5 NH3 + 3 HNO3 = 4 N2 + 9 H2O
Fe2Br + PO4 = Fe3(PO4)2 + Br2 =>
6 Fe2Br + 8 PO4 = 4 Fe3(PO4)2 + 3 Br2
FeO = Fe + O2 =>
2 FeO = 2 Fe + O2
Cu + Si = CuSi =>
Cu + Si = CuSi
Cu(NO3)2 + Na3(PO4) = Cu(PO4) + Na3(NO3)2 =>
Cu(NO3)2 + Na3(PO4) = Cu(PO4) + Na3(NO3)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na5P3O10 + H2O = PO4 + Na + H =>
Na5P3O10 + 2 H2O = 3 PO4 + 5 Na + 4 H
CaSO4 + Mg(OH)2 = Ca(OH)2 + MgSO4 =>
CaSO4 + Mg(OH)2 = Ca(OH)2 + MgSO4
Cr2O3 + H{+} = Cr{+3} + H2O =>
Cr2O3 + 6 H{+} = 2 Cr{+3} + 3 H2O
C2H5Cl + HCl + Na = C3H8 + NaCl = pt,300* =>
3 C2H5Cl + HCl + 4 Na = 2 C3H8 + 4 NaCl
K3[RhCl6] + K2C2O4 = K3[Rh(C2O4)3] + KCl =>
K3[RhCl6] + 3 K2C2O4 = K3[Rh(C2O4)3] + 6 KCl
MgO + Cl2 = MgCl2 + Cl2O =>
MgO + 2 Cl2 = MgCl2 + Cl2O
NH4{+} + CaO = Ca{2} + NH3 + H2O =>
2 NH4{+} + CaO = Ca{2} + 2 NH3 + H2O
CH4 + O2 = CO2 + HO8 =>
CH4 + 17 O2 = CO2 + 4 HO8
BaOH2 + K2CO3 = BaCO3 + K2OH2 =>
BaOH2 + K2CO3 = BaCO3 + K2OH2
C12H24O12 = C2H5OH + CO2 =>
C12H24O12 = 4 C2H5OH + 4 CO2
C6H5CH(CH3)2 + O2 = C6H5CH(OH)CH3 + CH4OH =>
20 C6H5CH(CH3)2 + 13 O2 = 22 C6H5CH(OH)CH3 + 4 CH4OH
B + C = B4C =>
4 B + C = B4C
As2S5 + H2O = AsO4 + SO4 + H3O =>
As2S5 + 84 H2O = 2 AsO4 + 5 SO4 + 56 H3O
CuSO4(s) + H2O(g) = CuSO4*5H2O(s) =>
CuSO4(s) + 5 H2O(g) = CuSO4*5H2O(s)
C20H40 + O2 = CO2 + H2O =>
C20H40 + 30 O2 = 20 CO2 + 20 H2O
C + B = CB =>
C + B = CB
Mg(OH)2 + Ag2O = MgO + AgOH =>
Mg(OH)2 + Ag2O = MgO + 2 AgOH
K4Fe(CN) + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + H2O + CO2 =>
10 K4Fe(CN) + 32 KMnO4 + 119 H2SO4 = 72 KHSO4 + 5 Fe2(SO4)3 + 32 MnSO4 + 10 HNO3 + 78 H2O + 10 CO2
CH3Br + NaCCH = NaBr + CH3CCH =>
CH3Br + NaCCH = NaBr + CH3CCH
Na2CrO4 + Zn(NO3)2 = Na2(NO3)2 + ZnCrO4 =>
Na2CrO4 + Zn(NO3)2 = Na2(NO3)2 + ZnCrO4
Cu2O + C = Cu + CO2 =>
2 Cu2O + C = 4 Cu + CO2
H4P2O7 + Fe(OH)2 = Fe2(P2O7) + H2O =>
H4P2O7 + 2 Fe(OH)2 = Fe2(P2O7) + 4 H2O
MgN + Al = AlN + Mg =>
MgN + Al = AlN + Mg
HCOOH + BaCO3 = (HCOO)2Ba + H2O + CO2 =>
2 HCOOH + BaCO3 = (HCOO)2Ba + H2O + CO2
RbOH + CoBr2 = RbBr + Co(OH)2 =>
2 RbOH + CoBr2 = 2 RbBr + Co(OH)2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CuO + C2H4COH = C2H2COOH + Cu + H2O =>
2 CuO + C2H4COH = C2H2COOH + 2 Cu + H2O
SiC + NaOH + O2 = Na2SiO3 + H2O + CO2 =>
SiC + 2 NaOH + 2 O2 = Na2SiO3 + H2O + CO2
Zn + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2Zn(OH)4 + H2
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Al2(SO4)3 + BaCl2 = BaSO4 + AlCl3 =>
Al2(SO4)3 + 3 BaCl2 = 3 BaSO4 + 2 AlCl3
Pd + HNO3 = Pd(NO3)2 + NO + H2O =>
3 Pd + 8 HNO3 = 3 Pd(NO3)2 + 2 NO + 4 H2O
(NH4)Cl + NaOH = (NH4)OH + NaCl =>
(NH4)Cl + NaOH = (NH4)OH + NaCl
MgO + Cl2 = MgCl2 + Cl2O =>
MgO + 2 Cl2 = MgCl2 + Cl2O
CH3CONH2 + LiAlH4 + H2O = CH3CH2NH2 + LiAl(OH)2 =>
3 CH3CONH2 + 2 LiAlH4 + H2O = 3 CH3CH2NH2 + 2 LiAl(OH)2
H2SO4 + HCl = H3ClSO4 =>
H2SO4 + HCl = H3ClSO4
Na + S = Na2S =>
2 Na + S = Na2S
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