Équations équilibrées la veille |
4 HCl(g) + O2(g) = 2 H2O(g) + 2 Cl2
Cu(NO3)2 + KOH = Cu(OH)2 + K + NO3 =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 K + 2 NO3
Cr + SnBr4 = CrBr3 + Sn =>
4 Cr + 3 SnBr4 = 4 CrBr3 + 3 Sn
CaS + HNO3 = Ca(NO3)2 + NO + H2O + SO2 =>
CaS + 4 HNO3 = Ca(NO3)2 + 2 NO + 2 H2O + SO2
FeNO3 + KCO3 = KNO3 + FeCO3 =>
FeNO3 + KCO3 = KNO3 + FeCO3
H2SO4 + MnO + K = KMnSO4 + H2O =>
H2SO4 + MnO + K = KMnSO4 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na2SO3 + HI = NaHSO3 + NaI =>
Na2SO3 + HI = NaHSO3 + NaI
H2 + NO = H2O + N2 =>
2 H2 + 2 NO = 2 H2O + N2
Al + KOH + H2SO4 + H2O = KAl2(SO4)2(H2O)12 + H2 =>
4 Al + 2 KOH + 4 H2SO4 + 22 H2O = 2 KAl2(SO4)2(H2O)12 + 3 H2
CaBr2 + HCl = Cl + HCa + Br =>
CaBr2 + HCl = Cl + HCa + 2 Br
aceticacid + bariumhydroxide = water + barium + CH3COO =>
2 C2H4O2 + Ba(OH)2 = 2 H2O + Ba + 2 CH3COO
H2NOH + HCl = H2O + NH2Cl =>
H2NOH + HCl = H2O + NH2Cl
Mg(s) + ZnSO4(aq) = Zn(s) + MgSO4(aq) =>
Mg(s) + ZnSO4(aq) = Zn(s) + MgSO4(aq)
KHO3 + HCl = KCl + H2O3 =>
KHO3 + HCl = KCl + H2O3
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Co2O3 + C = Co + CO2 =>
2 Co2O3 + 3 C = 4 Co + 3 CO2
Al(NO3)3(aq) + NaOH(aq) = Al(OH)3(s) + NaNO3(aq) =>
Al(NO3)3(aq) + 3 NaOH(aq) = Al(OH)3(s) + 3 NaNO3(aq)
CaCO3 + HCOOH = (HCOOH)2Ca + CO2 + H2O =>
CaCO3 + 3 HCOOH = (HCOOH)2Ca + 2 CO2 + H2O
Li2S + O2 = LiO2 + SO2 =>
Li2S + 3 O2 = 2 LiO2 + SO2
PCl3 + NaOCH3 = P(OCH3)3 + NaCl =>
PCl3 + 3 NaOCH3 = P(OCH3)3 + 3 NaCl
Na1 + O2 = Na2O1 =>
4 Na1 + O2 = 2 Na2O1
H2 + L2 = HL =>
H2 + L2 = 2 HL
NO5 = NO2 + O =>
NO5 = NO2 + 3 O
Cu(CIO3)2 + CaF2 = CuF2 + Ca(CIO3)2 =>
Cu(CIO3)2 + CaF2 = CuF2 + Ca(CIO3)2
FeO + C = CO2 + Fe =>
2 FeO + C = CO2 + 2 Fe
N2 + CO3 = CO2 + NO =>
N2 + 2 CO3 = 2 CO2 + 2 NO
K2Cr2O7 + H2SO4 + C20H42O21 = K2SO4 + CO2 + Cr2(SO4)3 + H2O =>
40 K2Cr2O7 + 160 H2SO4 + 3 C20H42O21 = 40 K2SO4 + 60 CO2 + 40 Cr2(SO4)3 + 223 H2O
Na2Cr2O7 + NaI + H2SO4 = Cr2(SO4)3 + H2O + Na2SO4 + I2 =>
Na2Cr2O7 + 6 NaI + 7 H2SO4 = Cr2(SO4)3 + 7 H2O + 4 Na2SO4 + 3 I2
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
SNO2(s) + C(s) = SN(l) + CO(g) =>
SNO2(s) + 2 C(s) = SN(l) + 2 CO(g)
Ba(HS)2 + H2SO4 = BaSO4 + S + H2O =>
3 Ba(HS)2 + 5 H2SO4 = 3 BaSO4 + 8 S + 8 H2O
SO2 + H2S = H2O + S =>
SO2 + 2 H2S = 2 H2O + 3 S
CoS + H2O2 + HCl = CoCl2 + H2O + S =>
CoS + H2O2 + 2 HCl = CoCl2 + 2 H2O + S
Cu(s) + O2(g) = CuO2(s) =>
Cu(s) + O2(g) = CuO2(s)
Cl + Be = ClBe =>
Cl + Be = ClBe
Fe + HClO3 = Fe(ClO3)3 + Cl2 + H2O =>
10 Fe + 36 HClO3 = 10 Fe(ClO3)3 + 3 Cl2 + 18 H2O
(f)Ca + V2O5 = CaO + V =>
5(f)Ca + V2O5 = 5 CaO + 2 V
MoS3 + HNO3 = H2MoO4 + H2SO4 + H2O + NO2 =>
MoS3 + 24 HNO3 = H2MoO4 + 3 H2SO4 + 8 H2O + 24 NO2
CH3COOH + Li2CO3 = Li2CH2COO + CO2 + H2O =>
CH3COOH + Li2CO3 = Li2CH2COO + CO2 + H2O
SO2 + H2O = S(OH)2 + O =>
SO2 + H2O = S(OH)2 + O
C + H = C8H3 =>
8 C + 3 H = C8H3
Ni + AcAcH = Ni(AcAc)2 + H2 =>
Ni + 2 AcAcH = Ni(AcAc)2 + H2
Fe + H2O = FeH + O2 =>
4 Fe + 2 H2O = 4 FeH + O2
Li0 + H2O = LiOH + (H2)0 =>
2 Li0 + 2 H2O = 2 LiOH + (H2)0
Al + Cu(NO2) = Al(NO2)3 + Cu =>
Al + 3 Cu(NO2) = Al(NO2)3 + 3 Cu
CO2 + KOH = K2CO3 + H2O =>
CO2 + 2 KOH = K2CO3 + H2O
Cu(NO3)2(aq) + K4Fe(CN)6(aq) = Cu2Fe(CN)6(aq) + KNO3 =>
2 Cu(NO3)2(aq) + K4Fe(CN)6(aq) = Cu2Fe(CN)6(aq) + 4 KNO3
HClO4 + AgNO3 = AgClO4 + HNO3 =>
HClO4 + AgNO3 = AgClO4 + HNO3
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