Équations équilibrées la veille |
2 Na(s) + 2 H2O(e) = 2 NaOH(aq) + H2(g)
FeO + H2SO4 = FeSO4 + H2O =>
FeO + H2SO4 = FeSO4 + H2O
Hg2(NO3)2 + K3PO4 = Hg3(PO4) + KNO3 =>
3 Hg2(NO3)2 + 2 K3PO4 = 2 Hg3(PO4) + 6 KNO3
FeO + NH3 + H2O = [Fe(NH3)4](OH)2 =>
FeO + 4 NH3 + H2O = [Fe(NH3)4](OH)2
Mg(OH)2 + HCl = H2O + MgCl2 =>
Mg(OH)2 + 2 HCl = 2 H2O + MgCl2
Na2S2O3 + KMnO4 + HNO3 = MnSO4 + Na2SO4 + NaNO3 + KNO3 + H2O =>
5 Na2S2O3 + 8 KMnO4 + 14 HNO3 = 8 MnSO4 + 2 Na2SO4 + 6 NaNO3 + 8 KNO3 + 7 H2O
CaO + NaCl = CaOCl + Na =>
CaO + NaCl = CaOCl + Na
NH2CH(CH2CH2SCH3)COOH + O2 = CO2 + H2O + N2 + SO2 =>
4 NH2CH(CH2CH2SCH3)COOH + 31 O2 = 20 CO2 + 22 H2O + 2 N2 + 4 SO2
Ca(NO3)2 + K2S = CaS + K(NO3) =>
Ca(NO3)2 + K2S = CaS + 2 K(NO3)
CaH2 + Br2 = CaBr2 + HBr =>
CaH2 + 2 Br2 = CaBr2 + 2 HBr
H2S + Na(OH) = Na2S + H2O =>
H2S + 2 Na(OH) = Na2S + 2 H2O
C3H7Br + NaCN = C3H7CN + NaBr =>
C3H7Br + NaCN = C3H7CN + NaBr
TeO2 + HClO3 + H2O = H2TeO4 + Cl2 =>
5 TeO2 + 2 HClO3 + 4 H2O = 5 H2TeO4 + Cl2
ClO2 = Cl + O2 =>
ClO2 = Cl + O2
Ag(NH3)2OH + H2S = Ag2S + H2O + (NH4)2S =>
2 Ag(NH3)2OH + 3 H2S = Ag2S + 2 H2O + 2(NH4)2S
Sr3P2 + HCl = SrCl2 + PH3 =>
Sr3P2 + 6 HCl = 3 SrCl2 + 2 PH3
C6H5C3H7 + KMnO4 = C6H5COOH + KOH + MnO2 + H2O =>
7 C6H5C3H7 + 22 KMnO4 = 9 C6H5COOH + 22 KOH + 22 MnO2 + 4 H2O
C6H1O6 + O2 = CO + H2O =>
4 C6H1O6 + O2 = 24 CO + 2 H2O
C4H6 + NaNH2 = C4H5Na + NH3 =>
C4H6 + NaNH2 = C4H5Na + NH3
Na2CO3 + C + SbS3 = Sb + Na2S + CO2 =>
6 Na2CO3 + 3 C + 2 SbS3 = 2 Sb + 6 Na2S + 9 CO2
Fe2O3(s) + HNO3(aq) = Fe(NO3)3(aq) + H2O(i) =>
Fe2O3(s) + 6 HNO3(aq) = 2 Fe(NO3)3(aq) + 3 H2O(i)
Ca(SO4) + H2O = Ca(OH)2 + H2SO4 =>
Ca(SO4) + 2 H2O = Ca(OH)2 + H2SO4
P4 + H2 = PH3 =>
P4 + 6 H2 = 4 PH3
BeO + MgO = MgBeO2 =>
BeO + MgO = MgBeO2
COOHCH2CHNH2COOH + KOH = COOKCH2CHNH2COOK + H2O =>
COOHCH2CHNH2COOH + 2 KOH = COOKCH2CHNH2COOK + 2 H2O
FeCl2 = Fe + Cl =>
FeCl2 = Fe + 2 Cl
NaOH + H3PO4 = NaOHH3PO4 =>
NaOH + H3PO4 = NaOHH3PO4
C2H6O + O2 = CO2 + H2O = =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
C + Al2 = AlC =>
2 C + Al2 = 2 AlC
B + HNO3 + HCl = H3BO3 + NH3 + Cl2 =>
2 B + 2 HNO3 + 10 HCl = 2 H3BO3 + 2 NH3 + 5 Cl2
Ga + I = Ga2I6 =>
2 Ga + 6 I = Ga2I6
CaBr2 + H2CO3 = CaCO3 + HBr =>
CaBr2 + H2CO3 = CaCO3 + 2 HBr
CH3CH2CHClCH3 + KOH = KCl + CH3CH2CHOHCH3 =>
CH3CH2CHClCH3 + KOH = KCl + CH3CH2CHOHCH3
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
NiSO4 + K3[Fe(CN)6] = Ni3[Fe(CN)6]2 + K2SO4 =>
3 NiSO4 + 2 K3[Fe(CN)6] = Ni3[Fe(CN)6]2 + 3 K2SO4
O + KI = OI + K =>
O + KI = OI + K
NaClO4 + Cr(OH)3 + NaOH = Na2CrO4 + NaCl + H2O =>
3 NaClO4 + 8 Cr(OH)3 + 16 NaOH = 8 Na2CrO4 + 3 NaCl + 20 H2O
H2SO4 + K2Cr2O7 + CH3CH2OH = K2SO4 + Cr2(SO4)3 + CH3CHO + H2O =>
4 H2SO4 + K2Cr2O7 + 3 CH3CH2OH = K2SO4 + Cr2(SO4)3 + 3 CH3CHO + 7 H2O
Cu + In(NO3)3 = Cu(NO3) + In =>
3 Cu + In(NO3)3 = 3 Cu(NO3) + In
K + Mg3N2 = Mg + K3N2 =>
3 K + Mg3N2 = 3 Mg + K3N2
SrCl2(aq) + Li3PO4(aq) = Sr3(PO4)2 + LiCl =>
3 SrCl2(aq) + 2 Li3PO4(aq) = Sr3(PO4)2 + 6 LiCl
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
V2O5(s) + HCl(aq) = VOCl3(s) + H2O =>
V2O5(s) + 6 HCl(aq) = 2 VOCl3(s) + 3 H2O
Zn(OH)2 + CaCl2 = ZnCl2 + Ca(OH)2 =>
Zn(OH)2 + CaCl2 = ZnCl2 + Ca(OH)2
Fe + Pb{2+} = Fe{2+} + Pb =>
Fe + Pb{2+} = Fe{2+} + Pb
KI + H2SO4 + NaNO2 = I2 + K2SO4 + Na2SO4 + N2 + H2O =>
6 KI + 4 H2SO4 + 2 NaNO2 = 3 I2 + 3 K2SO4 + Na2SO4 + N2 + 4 H2O
FeSO4(l) + NaOH(l) = Fe(OH)2 + Na2SO4 =>
FeSO4(l) + 2 NaOH(l) = Fe(OH)2 + Na2SO4
NH3(g) + HCl(aq) = NH4Cl =>
NH3(g) + HCl(aq) = NH4Cl
CH4O4 = CO2 + H2O =>
CH4O4 = CO2 + 2 H2O
CaO + Na3PO4 = Na2O + Ca3(PO4)2 =>
3 CaO + 2 Na3PO4 = 3 Na2O + Ca3(PO4)2
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