Équations équilibrées la veille |
6 NaOH + 2 Cr + 3 Cl2 = 2 Cr(OH)3 + 6 NaCl
CH3OH + NaCl = CH3Cl + NaOH =>
CH3OH + NaCl = CH3Cl + NaOH
SO3{2-} + MnO4{-} + H{+} = MnO2 + SO4{2-} + H2O =>
3 SO3{2-} + 2 MnO4{-} + 2 H{+} = 2 MnO2 + 3 SO4{2-} + H2O
CaCO3 + HCOOH = H2O + CaCOOH + CO2 =>
2 CaCO3 + 3 HCOOH = 2 H2O + 2 CaCOOH + 3 CO2
NH4Br + BaCl2 = BaBr2 + NH4Cl =>
2 NH4Br + BaCl2 = BaBr2 + 2 NH4Cl
V(NO3)5 = V2O5 + NO2 + O2 =>
4 V(NO3)5 = 2 V2O5 + 20 NO2 + 5 O2
K2Cu2O7 + KI + H2SO4 = Cu2(SO4)3 + I2 + K2SO4 + H2O =>
K2Cu2O7 + 6 KI + 7 H2SO4 = Cu2(SO4)3 + 3 I2 + 4 K2SO4 + 7 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
MgO(s) + HNO3(aq) = Mg(NO3)2(aq) + H2O(l) =>
MgO(s) + 2 HNO3(aq) = Mg(NO3)2(aq) + H2O(l)
Al(BrO4)3 = Al(BrO3)3 + O2 =>
2 Al(BrO4)3 = 2 Al(BrO3)3 + 3 O2
HBr + NH4(OH) = NH4Br + H2O =>
HBr + NH4(OH) = NH4Br + H2O
Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O
CoAu(CN4)2 = Au + Co(CN)2 + N2 =>
CoAu(CN4)2 = Au + Co(CN)2 + 3 N2
K2SO3 + H2SO4 = K2SO4 + SO2 + H2O =>
K2SO3 + H2SO4 = K2SO4 + SO2 + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NO5 = NO + O2 =>
NO5 = NO + 2 O2
Al2O3 + NaOH = Al(OH)3 + Na2O =>
Al2O3 + 6 NaOH = 2 Al(OH)3 + 3 Na2O
HClO3 + H2O = OH + ClO =>
HClO3 + H2O = 3 OH + ClO
H + Br = HBr =>
H + Br = HBr
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Re + Br2 = ReBr3 =>
2 Re + 3 Br2 = 2 ReBr3
MgBr2 + AlN = Mg3N2 + AlBr3 =>
3 MgBr2 + 2 AlN = Mg3N2 + 2 AlBr3
KOH + H2S = H2O + KHS =>
KOH + H2S = H2O + KHS
NH4I + CI2 = NH4CI + I2 =>
NH4I + CI2 = NH4CI + I2
C2H5Cl + KOH = C2H5OK + HCl =>
C2H5Cl + KOH = C2H5OK + HCl
Ca + SO4 = CaSO4 =>
Ca + SO4 = CaSO4
KOH + CO = K2CO3 + H2 =>
2 KOH + CO = K2CO3 + H2
Mg0 + CO2 = MgCO2 =>
Mg0 + CO2 = MgCO2
(Cu2S) + (HNO3) = (Cu(NO3)2) + CuSO4 + NO2 + H2O =>
(Cu2S) + 12(HNO3) = (Cu(NO3)2) + CuSO4 + 10 NO2 + 6 H2O
BCl3 + P + H2 = BP + HCl =>
2 BCl3 + 2 P + 3 H2 = 2 BP + 6 HCl
CH3CHCHCH2CH3 + KMnO4 + H2O = CH3CHOHCHOHCH2CH3 + MnO2 + KOH =>
3 CH3CHCHCH2CH3 + 2 KMnO4 + 4 H2O = 3 CH3CHOHCHOHCH2CH3 + 2 MnO2 + 2 KOH
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cu + Hg(NO3) = Hg + Cu(NO3) =>
Cu + Hg(NO3) = Hg + Cu(NO3)
CuClO4 + K2S = Cu2S + KClO4 =>
2 CuClO4 + K2S = Cu2S + 2 KClO4
K2CrO4 + H2SO4 + SO2 = Cr(SO4)2*H2O + K2SO4 + H2O =>
K2CrO4 + 2 H2SO4 + SO2 = Cr(SO4)2*H2O + K2SO4 + H2O
H2O + AgI = HI + Ag2O =>
H2O + 2 AgI = 2 HI + Ag2O
Al + KNO3 + H2O + KOH = K3[Al(OH)6] + NH3 =>
8 Al + 3 KNO3 + 18 H2O + 21 KOH = 8 K3[Al(OH)6] + 3 NH3
NaOH + Cr + Cl2 = Cr(OH)3 + NaCl =>
6 NaOH + 2 Cr + 3 Cl2 = 2 Cr(OH)3 + 6 NaCl
MgO(s) + HNO3(aq) = Mg(NO3)2(aq) + H2O(l) =>
MgO(s) + 2 HNO3(aq) = Mg(NO3)2(aq) + H2O(l)
HgCl2 + Ba(OH)2 = BaCl2 + HgO + H2O =>
HgCl2 + Ba(OH)2 = BaCl2 + HgO + H2O
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
V2(CO3)3 + H2SO4 = V2(SO4)3 + H2O + CO2 =>
V2(CO3)3 + 3 H2SO4 = V2(SO4)3 + 3 H2O + 3 CO2
Ca(s) + Mg(NO3)2(aq) = Ca(NO3)(aq) + Mg(s) =>
2 Ca(s) + Mg(NO3)2(aq) = 2 Ca(NO3)(aq) + Mg(s)
NaBr + Cl2 = NaCl + Br2 = ? =>
2 NaBr + Cl2 = 2 NaCl + Br2
KOH + FeBr3 = Fe(OH)3 + KBr =>
3 KOH + FeBr3 = Fe(OH)3 + 3 KBr
C2H4 + HCl = C2H5Cl =>
C2H4 + HCl = C2H5Cl
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Pb + HNO3 = NO2 + PbO2 + H2O =>
Pb + 4 HNO3 = 4 NO2 + PbO2 + 2 H2O
Ti + S = Ti2S3 =>
2 Ti + 3 S = Ti2S3
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