Équations équilibrées la veille |
RSH + H2O = ROH + H2S
Cd(NO3)2 + Na3AsO4 = Cd3(AsO4)2 + NaNO3 =>
3 Cd(NO3)2 + 2 Na3AsO4 = Cd3(AsO4)2 + 6 NaNO3
C35H72 + CuO = H2O + CO2 + Cu =>
C35H72 + 106 CuO = 36 H2O + 35 CO2 + 106 Cu
KClO2 + C = KCl + CO2 =>
KClO2 + C = KCl + CO2
KO2 + H2S = K2SO4 + KOH + H2O =>
8 KO2 + 3 H2S = 3 K2SO4 + 2 KOH + 2 H2O
CuCl = CuCuCl2 =>
2 CuCl = CuCuCl2
SiF4 + HF = H2SiF6 =>
SiF4 + 2 HF = H2SiF6
CaCl + NaP = CaP + NaCl =>
CaCl + NaP = CaP + NaCl
Pb{2+}(aq) + S{2-}(aq) = PbS(s) =>
Pb{2+}(aq) + S{2-}(aq) = PbS(s)
(NH4)HCO3NaCl = NaHCO3NH4Cl =>
(NH4)HCO3NaCl = NaHCO3NH4Cl
CH3COOH + MgCO3 = CO2 + MgCH3COOH + H2O =>
5 CH3COOH + 4 MgCO3 = 6 CO2 + 4 MgCH3COOH + 2 H2O
CH3CH2OH + NaCl = CH3CH2Cl + NaOH =>
CH3CH2OH + NaCl = CH3CH2Cl + NaOH
K2Cr2O7 + Na2S + H2SO4 = Cr(OH)3 + S + K2SO4 + Na2SO4 =>
4 K2Cr2O7 + 9 Na2S + 12 H2SO4 = 8 Cr(OH)3 + 8 S + 4 K2SO4 + 9 Na2SO4
KMnO4 + NaNO2 + H2O = MnO(OH)2 + NaNO3 + KOH =>
2 KMnO4 + 3 NaNO2 + 3 H2O = 2 MnO(OH)2 + 3 NaNO3 + 2 KOH
*As2O3 + H2S = As2S3 + H2O =>
*As2O3 + 3 H2S = As2S3 + 3 H2O
K2Cr2O7 + NaOH = H2O + K2CrO4 + Na2CrO4 =>
K2Cr2O7 + 2 NaOH = H2O + K2CrO4 + Na2CrO4
FeO + HCl = FeCl + OH =>
FeO + HCl = FeCl + OH
Ca(OH)2MgCO3 = Mg(OH)2CaCO3 =>
Ca(OH)2MgCO3 = Mg(OH)2CaCO3
K2C2O4*H2O(aq) + FeCl3*6H2O(aq) = FeK3(C2O4)3*3H2O(s) + KCl(aq) + H2O(l) =>
3 K2C2O4*H2O(aq) + FeCl3*6H2O(aq) = FeK3(C2O4)3*3H2O(s) + 3 KCl(aq) + 6 H2O(l)
KNO3 + NH4Cl = N2O + H2O + KCl =>
KNO3 + NH4Cl = N2O + 2 H2O + KCl
H2Na2SO4 = Na2SO3H2O =>
H2Na2SO4 = Na2SO3H2O
Li2S + O2 = LiO + S4 =>
4 Li2S + 4 O2 = 8 LiO + S4
H3PO4 + (Ca(OH)2) = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3(Ca(OH)2) = Ca3(PO4)2 + 6 H2O
K2CO3 + HCl = KCl + H2O + CO2 =>
K2CO3 + 2 HCl = 2 KCl + H2O + CO2
NaHCO3 + NiSO4 = NaSO4 + NiHCO3 =>
NaHCO3 + NiSO4 = NaSO4 + NiHCO3
K3Al(OH)6 + HCl = KCl + Al(OH)3 + H2O =>
K3Al(OH)6 + 3 HCl = 3 KCl + Al(OH)3 + 3 H2O
HCl + CN = HCN + Cl =>
HCl + CN = HCN + Cl
C6H4(ONa)2 + H2SO4 = C6H4(OH)2 + NaHSO4 =>
C6H4(ONa)2 + 2 H2SO4 = C6H4(OH)2 + 2 NaHSO4
FeBr2(aq) + K2CO3(aq) = FeCO3(s) + KBr =>
FeBr2(aq) + K2CO3(aq) = FeCO3(s) + 2 KBr
Cl + I = I2Cl2 =>
2 Cl + 2 I = I2Cl2
Na3P + HBr = PH3 + NaBr =>
Na3P + 3 HBr = PH3 + 3 NaBr
H[AuCl4] + HCOH + NaOH = Au + NaCl + Na2CO3 + H2O =>
4 H[AuCl4] + 3 HCOH + 22 NaOH = 4 Au + 16 NaCl + 3 Na2CO3 + 16 H2O
Cu(II) + AgNO3 = Cu(II)(NO3)2 + Ag =>
Cu(II) + 2 AgNO3 = Cu(II)(NO3)2 + 2 Ag
Mg(NO3)2 + HCl = HNO3 + MgCl2 =>
Mg(NO3)2 + 2 HCl = 2 HNO3 + MgCl2
AgNO3 + Na2S2O3 + H2O = Ag2S + Na2SO4 + HNO3 =>
2 AgNO3 + Na2S2O3 + H2O = Ag2S + Na2SO4 + 2 HNO3
NaHCO3(ac) + HCl(ac) = NaCl(ac) + H2O(l) + CO2(g) =>
NaHCO3(ac) + HCl(ac) = NaCl(ac) + H2O(l) + CO2(g)
Na3AsO4 + AgClO3 = AgAsO4 + Na3ClO3 =>
Na3AsO4 + AgClO3 = AgAsO4 + Na3ClO3
(NH4)2SO3 + HClO4 = H2O + SO2 + NH4ClO4 =>
(NH4)2SO3 + 2 HClO4 = H2O + SO2 + 2 NH4ClO4
Li + AlPO4 = Al + Li3PO4 =>
3 Li + AlPO4 = Al + Li3PO4
Fe2(SO4)3 + Ba(C2H3O2)2 = Fe(C2H3O2)3 + BaSO4 =>
Fe2(SO4)3 + 3 Ba(C2H3O2)2 = 2 Fe(C2H3O2)3 + 3 BaSO4
CH3COOH + C4H10O = C7H12O2 + H2O =>
3 CH3COOH + 2 C4H10O = 2 C7H12O2 + 4 H2O
KOH + FeCl2 = Fe(OH)2 + KCl =>
2 KOH + FeCl2 = Fe(OH)2 + 2 KCl
C5H9NO3S + I2 = C10H16N2O6S2 + HI =>
2 C5H9NO3S + I2 = C10H16N2O6S2 + 2 HI
Mg2 + Cl = MgCl3 =>
Mg2 + 6 Cl = 2 MgCl3
GeS2*4Ag2S + K2CO3 + KNO3 = K2GeO3 + K2SO4 + KNO2 + Ag + CO2 =>
GeS2*4Ag2S + 7 K2CO3 + 20 KNO3 = K2GeO3 + 6 K2SO4 + 20 KNO2 + 8 Ag + 7 CO2
Co3(s) + O2(g) = Co3O2(g) =>
Co3(s) + O2(g) = Co3O2(g)
BaO + SO3 = BaO3 + SO =>
BaO + SO3 = BaO3 + SO
Hg2 + KI = Hg2I + K =>
Hg2 + KI = Hg2I + K
H2 + CO2 = C2O2H4 + H2O =>
4 H2 + 2 CO2 = C2O2H4 + 2 H2O
CH3CO2H + OH = CH3CO2 + H2O =>
CH3CO2H + OH = CH3CO2 + H2O
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