Équations équilibrées la veille |
CuCl2NaSO4 = NaCl2CuSO4
NaHCO3NaOH = NaCO3NaH2O =>
NaHCO3NaOH = NaCO3NaH2O
C3H8O + KMnO4 = C3H6O2K + MnO2 + H2O =>
C3H8O + KMnO4 = C3H6O2K + MnO2 + H2O
Au2S3 + H2 = H2S + Au =>
Au2S3 + 3 H2 = 3 H2S + 2 Au
O2 + HNO3 = OH + NO3 =>
O2 + 2 HNO3 = 2 OH + 2 NO3
KMnO4 + H2SO4 + K2S2O5 = MnSO4 + K2SO4 + H2O =>
4 KMnO4 + H2SO4 + 5 K2S2O5 = 4 MnSO4 + 7 K2SO4 + H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Fe2O3(s) = Fe(s) + O2 =>
2 Fe2O3(s) = 4 Fe(s) + 3 O2
FeCl2 + H2OCl2 = FeCl3 + H2O =>
2 FeCl2 + H2OCl2 = 2 FeCl3 + H2O
H2O2 + SnCl2 + NaOH = NaCl + Na2[Sn(OH)6] =>
H2O2 + SnCl2 + 4 NaOH = 2 NaCl + Na2[Sn(OH)6]
CHCl3(aq) + I2(s) = CCl3I(aq) + HI(aq) =>
CHCl3(aq) + I2(s) = CCl3I(aq) + HI(aq)
N4O8 + H2 = N2 + H2O =>
N4O8 + 8 H2 = 2 N2 + 8 H2O
HF + SiO2 = SiF4 + H2O =>
4 HF + SiO2 = SiF4 + 2 H2O
Na2Cr2O7 + KCl = K2Cr2O7 + NaCl =>
Na2Cr2O7 + 2 KCl = K2Cr2O7 + 2 NaCl
Fe2O3 + H2S + HCl = FeCl2 + H2SO3 + H2O =>
3 Fe2O3 + H2S + 12 HCl = 6 FeCl2 + H2SO3 + 6 H2O
NaOH + NaPO4 = OH + Na2PO4 =>
NaOH + NaPO4 = OH + Na2PO4
CH3CH2CHClCH2CHO + Ag2O = CH3CH2CHClCH2COOH + Ag =>
CH3CH2CHClCH2CHO + Ag2O = CH3CH2CHClCH2COOH + 2 Ag
K2Cr2O4 + H2SO4 + KI = I2 + K2SO4 + Cr2SO4 + H2O =>
K2Cr2O4 + 4 H2SO4 + 4 KI = 2 I2 + 3 K2SO4 + Cr2SO4 + 4 H2O
BrO3{+} + Fe{2}{+} + H{+} = Br{+} + Fe{3} + H2O =>
BrO3{+} + 6 Fe{2}{+} + 6 H{+} = Br{+} + 6 Fe{3} + 3 H2O
Co(NO3)2 + HCl = CoCl2 + HNO3 =>
Co(NO3)2 + 2 HCl = CoCl2 + 2 HNO3
C27H56OH + O2 = CO2 + H2O =>
4 C27H56OH + 163 O2 = 108 CO2 + 114 H2O
H2SO4 + Na2CO3 = H2O + CO2 + SO4Na2 =>
H2SO4 + Na2CO3 = H2O + CO2 + SO4Na2
Al(OH)2Cl + H2O = Al(OH)3 + HCl =>
Al(OH)2Cl + H2O = Al(OH)3 + HCl
CrI3 + KOH + Cl3 = K2CrO4 + KIOH + KCl + H2O =>
CrI3 + 11 KOH + 2 Cl3 = K2CrO4 + 3 KIOH + 6 KCl + 4 H2O
C3H8O + KMnO4 = C3H6O2K + MnO2 + H2O =>
C3H8O + KMnO4 = C3H6O2K + MnO2 + H2O
K2Cr2O7 + Ba(NO3)2 = BaCr2O7 + K2(NO3)2 =>
K2Cr2O7 + Ba(NO3)2 = BaCr2O7 + K2(NO3)2
P4 + I = PI3 =>
P4 + 12 I = 4 PI3
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
KO4 + CO2 = K4C5O3 + O4 =>
16 KO4 + 20 CO2 = 4 K4C5O3 + 23 O4
Na2Co3 + HNO3 = Na2Co3NO3 + H2 =>
2 Na2Co3 + 2 HNO3 = 2 Na2Co3NO3 + H2
KNO5 + S = SO2 + K2O + NO =>
4 KNO5 + 7 S = 7 SO2 + 2 K2O + 4 NO
NaCN(aq) + H2SO4(aq) = HCN + Na2SO4 =>
2 NaCN(aq) + H2SO4(aq) = 2 HCN + Na2SO4
Cu2 + NO3H = Cu(NO3)2 + NO2 + H2O =>
Cu2 + 8 NO3H = 2 Cu(NO3)2 + 4 NO2 + 4 H2O
CuCO3 + NHO3 = Cu(NO3)2 + CO2 + H2O =>
CuCO3 + 2 NHO3 = Cu(NO3)2 + CO2 + H2O
HC2H3O2 + NaHCO2 = NaC2H3O2 + H2O + CO2 =>
3 HC2H3O2 + 4 NaHCO2 = 4 NaC2H3O2 + 2 H2O + 2 CO2
S + HNO3 = HSO4 + N2O + H2O =>
8 S + 14 HNO3 = 8 HSO4 + 7 N2O + 3 H2O
H3PO4 = H2O + H4P2O7 =>
2 H3PO4 = H2O + H4P2O7
FeCl3 + Na2CO3 + H2O = Fe(OH)3 + NaCl + H2CO3 =>
2 FeCl3 + 3 Na2CO3 + 6 H2O = 2 Fe(OH)3 + 6 NaCl + 3 H2CO3
H3PO4 + Cu(OH)2 = H3(OH)2 + CuPO4 =>
H3PO4 + Cu(OH)2 = H3(OH)2 + CuPO4
K3Fe(SCN)6 + Na2Cr2O7 + H2SO4 = Fe(NO)3 + Cr2(SO4)3 + CO3 + H2O + Na2SO4 + KNO3 =>
K3Fe(SCN)6 + 16 Na2Cr2O7 + 58 H2SO4 = Fe(NO)3 + 16 Cr2(SO4)3 + 6 CO3 + 58 H2O + 16 Na2SO4 + 3 KNO3
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
AlOHCl2 = AlOH + Cl2 =>
AlOHCl2 = AlOH + Cl2
CH3CH2CH2COOH + NH3 = CH3CH2CH2CONH2 + H2O =>
CH3CH2CH2COOH + NH3 = CH3CH2CH2CONH2 + H2O
Fe3O4 + SO4 = FeS + O2 =>
Fe3O4 + 3 SO4 = 3 FeS + 8 O2
NaOH + H2S = Na2SO3 + H2O + Na =>
8 NaOH + H2S = Na2SO3 + 5 H2O + 6 Na
Cr2O7{2-} + C2H5OH + H{+} = Cr{3+} + H2O + CH3COOH =>
2 Cr2O7{2-} + 3 C2H5OH + 16 H{+} = 4 Cr{3+} + 11 H2O + 3 CH3COOH
PbO + SOCl2 = PbCl2 + SO2 =>
PbO + SOCl2 = PbCl2 + SO2
H4S2 + O2 = H2O + SO2 =>
H4S2 + 3 O2 = 2 H2O + 2 SO2
N2H4 + Cu{2+} + OH{-} = N2 + Cu + H2O =>
N2H4 + 2 Cu{2+} + 4 OH{-} = N2 + 2 Cu + 4 H2O
MgCl2 + Zn = ZnCl + Mg =>
MgCl2 + 2 Zn = 2 ZnCl + Mg
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