Équations équilibrées la veille |
3 Pb + 4 AlBr3 = 4 Al + 3 PbBr4
C4H6O4 + C6H6O2 + KOH = C16H11O5K + H2O =>
C4H6O4 + 2 C6H6O2 + KOH = C16H11O5K + 4 H2O
CH4N2O + HNO3 = CH5N3O4 =>
CH4N2O + HNO3 = CH5N3O4
C7H13 + O2 = H2O + CO2 =>
4 C7H13 + 41 O2 = 26 H2O + 28 CO2
C6H5COOH + C2H4(OH)2 = C16H14O4 + H2O =>
2 C6H5COOH + C2H4(OH)2 = C16H14O4 + 2 H2O
Na2[HgBr4] + KCl = KBr + Na2[HgCl4] =>
Na2[HgBr4] + 4 KCl = 4 KBr + Na2[HgCl4]
H2CrO4 + Sn(OH)4 = Sn(CrO4)2 + H2O =>
2 H2CrO4 + Sn(OH)4 = Sn(CrO4)2 + 4 H2O
Pb(CIO4)2 + Na2S = PbS + NaCIO4 =>
Pb(CIO4)2 + Na2S = PbS + 2 NaCIO4
H2OCH3(CH2)3CH3 + O2 = CO2 + H2O =>
H2OCH3(CH2)3CH3 + 8 O2 = 5 CO2 + 7 H2O
BaCl2 + HBr = BaBr + H + Cl2 =>
BaCl2 + HBr = BaBr + H + Cl2
NO2 + Al + H2O = NH4 + AlO2 =>
NO2 + 2 Al + 2 H2O = NH4 + 2 AlO2
CH3CH2CH2COONa + NaOH = CH3CH2CH3* + Na2CO3 =>
CH3CH2CH2COONa + NaOH = CH3CH2CH3* + Na2CO3
AlBr3 + H2 = Al + Br3H2 =>
AlBr3 + H2 = Al + Br3H2
F2 + PbI2 = Pb2F4 + I2 =>
2 F2 + 2 PbI2 = Pb2F4 + 2 I2
KO + H2O = K + (OH) =>
KO + H2O = K + 2(OH)
NaBO2 + H2O2 = NaBO3 + H2O =>
NaBO2 + H2O2 = NaBO3 + H2O
MgC + SrSi = MgSi + SrC =>
MgC + SrSi = MgSi + SrC
AgNO3 + NaAc = AgAc + NaNO3 =>
AgNO3 + NaAc = AgAc + NaNO3
CH3CH2OH(l) + O2 = CO2(g) + H2O(l) =>
CH3CH2OH(l) + 3 O2 = 2 CO2(g) + 3 H2O(l)
NaI + K2S = Na2S + KI =>
2 NaI + K2S = Na2S + 2 KI
Al(OH)3 + CaSO4 = Al2(SO4)3 + Ca(OH)2 =>
2 Al(OH)3 + 3 CaSO4 = Al2(SO4)3 + 3 Ca(OH)2
K2 + S = K2S =>
K2 + S = K2S
H3PO4 + NH4Cl = (NH4)3PO4 + HCl =>
H3PO4 + 3 NH4Cl = (NH4)3PO4 + 3 HCl
RCNH2 + SnCl2 + H2Se = SnSe + RCNH3Cl =>
2 RCNH2 + SnCl2 + H2Se = SnSe + 2 RCNH3Cl
CH6OH + O2 = CO2 + H2O =>
4 CH6OH + 9 O2 = 4 CO2 + 14 H2O
FeSO4*7H2O + NH4OH = (NH4)2SO4 + Fe(OH)2 + H2O =>
FeSO4*7H2O + 2 NH4OH = (NH4)2SO4 + Fe(OH)2 + 7 H2O
SrCO3 + HCl = SrCl2 + CO2 + H2O =>
SrCO3 + 2 HCl = SrCl2 + CO2 + H2O
Zn(s) + H2O(l) + Ag2O(s) = Zn(OH)2(s) + Ag(s) =>
Zn(s) + H2O(l) + Ag2O(s) = Zn(OH)2(s) + 2 Ag(s)
K2 + S = K2S =>
K2 + S = K2S
V2O5 + CO2 = V2(CO3)5 =>
V2O5 + 5 CO2 = V2(CO3)5
SO2(s) + O2(g) + H2O(l) = H2SO4(aq) =>
2 SO2(s) + O2(g) + 2 H2O(l) = 2 H2SO4(aq)
CU(OH)2 + HClO4 = CU(ClO4)2 + H2O =>
CU(OH)2 + 2 HClO4 = CU(ClO4)2 + 2 H2O
NH3(aq) + CH3COOH(aq) = CH3COONH4(aq) =>
NH3(aq) + CH3COOH(aq) = CH3COONH4(aq)
Cs2O + Cl2O7 = CsClO4 =>
Cs2O + Cl2O7 = 2 CsClO4
K2CO3 + MnO2 + KClO3 = K3MnO4 + KCl + CO2 =>
9 K2CO3 + 6 MnO2 + KClO3 = 6 K3MnO4 + KCl + 9 CO2
O2 + NiS = NiSO4 =>
2 O2 + NiS = NiSO4
NaCO3 + HCl = NaCl + CO2 + OH =>
NaCO3 + HCl = NaCl + CO2 + OH
N2O3 + Na2O = NaNO2 =>
N2O3 + Na2O = 2 NaNO2
(C6H12O6) = C2 + H2O =>
(C6H12O6) = 3 C2 + 6 H2O
S + FeCl3 = FeS + Cl2 =>
2 S + 2 FeCl3 = 2 FeS + 3 Cl2
CH3CHOHCH2CH3 + CuO = CH3CH2CH2COH + Cu + H2O =>
CH3CHOHCH2CH3 + CuO = CH3CH2CH2COH + Cu + H2O
Na2B4O7*10H2O + H3BO3 = Na2B8O13*4H2O + H2O =>
Na2B4O7*10H2O + 4 H3BO3 = Na2B8O13*4H2O + 12 H2O
Ni(NO3)2(aq) + (NH4)2S(aq) = NiS(s) + NH4NO3(aq) =>
Ni(NO3)2(aq) + (NH4)2S(aq) = NiS(s) + 2 NH4NO3(aq)
CH3CH(OH)COOH + CH3OH = CH3CH(OH)COOCH3 + H2O =>
CH3CH(OH)COOH + CH3OH = CH3CH(OH)COOCH3 + H2O
Ba(ClO3)2(s) + Fe2S3(s) = BaS3(s) + Fe(ClO3) =>
Ba(ClO3)2(s) + Fe2S3(s) = BaS3(s) + 2 Fe(ClO3)
SO2 + PdNO3 = PdSO3 + NO2 =>
SO2 + PdNO3 = PdSO3 + NO2
(NH4)3N = NH4 + N2 =>
2(NH4)3N = 6 NH4 + N2
HIO3 = OHIO2 =>
HIO3 = OHIO2
K2CO3 + MnO2 + KClO3 = K3MnO4 + KCl + CO2 =>
9 K2CO3 + 6 MnO2 + KClO3 = 6 K3MnO4 + KCl + 9 CO2
KHC8H4O4 + NaOH = KNaC8H4O4 + H2O =>
KHC8H4O4 + NaOH = KNaC8H4O4 + H2O
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