Équations équilibrées la veille |
Fe2O3 + 5 Cl2 + 10 NaOH = 2 FeO4 + 5 H2O + 10 NaCl
Zn(OH) + H2CO2 = H2O + Zn2(CO2) =>
2 Zn(OH) + H2CO2 = 2 H2O + Zn2(CO2)
Li2SO3 = Li2 + SO3 =>
Li2SO3 = Li2 + SO3
OH = OHOH =>
2 OH = OHOH
Fe3P2 + RbClO2 = Fe(ClO2)2 + Rb3P =>
Fe3P2 + 6 RbClO2 = 3 Fe(ClO2)2 + 2 Rb3P
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
Cu2S + HNO3 = Cu(NO3)2 + H2O + SO2 + NO2 =>
Cu2S + 12 HNO3 = 2 Cu(NO3)2 + 6 H2O + SO2 + 8 NO2
CaSO3HCl = CaClSO2HO =>
CaSO3HCl = CaClSO2HO
I2 + KOH = KIO3 + KI + H2O =>
3 I2 + 6 KOH = KIO3 + 5 KI + 3 H2O
Na3N + H2O = NaOH + NH3 =>
Na3N + 3 H2O = 3 NaOH + NH3
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Hg + HCl = HgCl + H2 =>
2 Hg + 2 HCl = 2 HgCl + H2
C3H6 + HBr = C3H7Br =>
C3H6 + HBr = C3H7Br
CO(NH2)2 + NaOH = Na2CO3 + NH3 =>
CO(NH2)2 + 2 NaOH = Na2CO3 + 2 NH3
B4 = B2 =>
B4 = 2 B2
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
NaCl + H2O2 = HCl + NaO =>
2 NaCl + H2O2 = 2 HCl + 2 NaO
Cu + S = Cu3S2 =>
3 Cu + 2 S = Cu3S2
C2H2 + Br = HBr + C =>
C2H2 + 2 Br = 2 HBr + 2 C
Si + NaOH + H2O = Na2SiO5 + H2 =>
Si + 2 NaOH + 3 H2O = Na2SiO5 + 4 H2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Li2 + O3 = Li2O =>
3 Li2 + O3 = 3 Li2O
Cu(s) + HCl(ac) = CuCl + H =>
Cu(s) + HCl(ac) = CuCl + H
C6H5COO + Na + H2SO4 = C6H5COOH + Na2SO4 =>
2 C6H5COO + 2 Na + H2SO4 = 2 C6H5COOH + Na2SO4
Ag2S + H3O = Ag + O2 + H2S =>
3 Ag2S + 2 H3O = 6 Ag + O2 + 3 H2S
KMnO4 + H2C2O4 = CO2 + H2O + K2O + Mn2O3 =>
2 KMnO4 + 4 H2C2O4 = 8 CO2 + 4 H2O + K2O + Mn2O3
Cr2O3 + SO2 = Cr2S3 + O2 =>
2 Cr2O3 + 6 SO2 = 2 Cr2S3 + 9 O2
Ca(OH)2 + KCl + CaCl2 = KClO3 + HCl + Ca =>
3 Ca(OH)2 + 2 KCl + 3 CaCl2 = 2 KClO3 + 6 HCl + 6 Ca
Hg + HCl = HgCl2 + H2 =>
Hg + 2 HCl = HgCl2 + H2
Na + O + H2O = Na(OH)2 =>
Na + O + H2O = Na(OH)2
NaI + FeCl3 = I2 + FeI + NaCl =>
3 NaI + FeCl3 = I2 + FeI + 3 NaCl
Fe + HCl = FeCl2 + H2 = =>
Fe + 2 HCl = FeCl2 + H2
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
SiO2 + C + Cl2 = SiCl4 + CO =>
SiO2 + 2 C + 2 Cl2 = SiCl4 + 2 CO
AlPO4HNO3 = AlNO3HPO4 =>
AlPO4HNO3 = AlNO3HPO4
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
S + H2 = H2S =>
S + H2 = H2S
Ph3CBr + H2O = Ph3COH + HBr =>
Ph3CBr + H2O = Ph3COH + HBr
Fe2O3 + Cl2 + NaOH = Na2FeO4 + NaCl + H2O =>
Fe2O3 + 3 Cl2 + 10 NaOH = 2 Na2FeO4 + 6 NaCl + 5 H2O
C2H402 + O2 = H2O + CO2 =>
2 C2H402 + 205 O2 = 402 H2O + 4 CO2
Li2SO3 = Li2O + SO2 =>
Li2SO3 = Li2O + SO2
SrCl2 + H2SO4 = Sr2(SO4)2 + HCl =>
2 SrCl2 + 2 H2SO4 = Sr2(SO4)2 + 4 HCl
HCl + CH3OH + K2Cr2O7 = CH2O + CrCl3 + H2O + KCl =>
8 HCl + 3 CH3OH + K2Cr2O7 = 3 CH2O + 2 CrCl3 + 7 H2O + 2 KCl
KMnO4 + S = K2SO4 + MnO2 =>
2 KMnO4 + S = K2SO4 + 2 MnO2
TiCl4 + Mg = Ti + MgCl2 =>
TiCl4 + 2 Mg = Ti + 2 MgCl2
PBCO3 + H2SO4 = PBSO4 + H2CO3 =>
PBCO3 + H2SO4 = PBSO4 + H2CO3
FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
6 FeSO4 + 2 HNO3 + 3 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
HCl + CH3OH + K2Cr2O7 = CH2O + CrCl3 + H2O + KCl =>
8 HCl + 3 CH3OH + K2Cr2O7 = 3 CH2O + 2 CrCl3 + 7 H2O + 2 KCl
Na3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3PO4*12MoO3 + NH4NO3 + NaNO3 + H2O =>
Na3PO4 + 12(NH4)2MoO4 + 24 HNO3 = (NH4)3PO4*12MoO3 + 21 NH4NO3 + 3 NaNO3 + 12 H2O
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
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