| Équations équilibrées la veille |
2 HgO = 2 Hg + O2
Fe(NO3)3 + SnCl2 + NaOH = Fe2O3 + Na2SnO3 + NaCl + H2O + NO =>
2 Fe(NO3)3 + 9 SnCl2 + 36 NaOH = Fe2O3 + 9 Na2SnO3 + 18 NaCl + 18 H2O + 6 NO
CuCO3*Cu(OH)2 = CuO + H2O + CO2 =>
CuCO3*Cu(OH)2 = 2 CuO + H2O + CO2
CaCO3 + NH4NO3 = (NH4)2CO3 + Ca(NO3)2 =>
CaCO3 + 2 NH4NO3 = (NH4)2CO3 + Ca(NO3)2
H3PO4 + Mg(OH)2 = H2O + Mg(H2PO4)2 =>
2 H3PO4 + Mg(OH)2 = 2 H2O + Mg(H2PO4)2
H2CO3 + Ra(OH)2 = RaCO3 + H2O =>
H2CO3 + Ra(OH)2 = RaCO3 + 2 H2O
H2SO4(aq) + TiO2(s) = TiSO4 + (OH)2 =>
H2SO4(aq) + TiO2(s) = TiSO4 + (OH)2
CH2O2NaOH = H2ONaCHOO =>
CH2O2NaOH = H2ONaCHOO
ZnSO4 + NaOH = Zn(OH)2 + Na2SO4 =>
ZnSO4 + 2 NaOH = Zn(OH)2 + Na2SO4
VS2 + O2 = V2O5 + SO2 =>
4 VS2 + 13 O2 = 2 V2O5 + 8 SO2
KCl + Zn3P2 = ZnCl2 + K3P =>
6 KCl + Zn3P2 = 3 ZnCl2 + 2 K3P
Cu + SO2 + O2 + H2O = CuSO4*3Cu(OH)2 =>
8 Cu + 2 SO2 + 5 O2 + 6 H2O = 2 CuSO4*3Cu(OH)2
Ag2S(s) + O2(g) = Ag(s) + SO2(g) =>
Ag2S(s) + O2(g) = 2 Ag(s) + SO2(g)
Co(NO3)2 + NaCl = Co(Cl2) + Na(NO3) =>
Co(NO3)2 + 2 NaCl = Co(Cl2) + 2 Na(NO3)
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
CH3CH2CH2OHCH3CH2CH2COOH = CH3CH2CH2CH2OC(O)CH2CH3H2O =>
CH3CH2CH2OHCH3CH2CH2COOH = CH3CH2CH2CH2OC(O)CH2CH3H2O
H3Po4 + Mg(OH)2 = Mg3(Po4)2 + H2O =>
2 H3Po4 + 3 Mg(OH)2 = Mg3(Po4)2 + 6 H2O
Y(CH3COO)3 + In(CH3COO)3 + Mn(CH3COO)2 + O2 = YInMnO3 + H2O + CO =>
2 Y(CH3COO)3 + 2 In(CH3COO)3 + 2 Mn(CH3COO)2 + 15 O2 = 2 YInMnO3 + 24 H2O + 32 CO
Al2(SO4)3 + HOH = Al2OH + H(SO4)3 =>
Al2(SO4)3 + HOH = Al2OH + H(SO4)3
CH3CO2H(aq)NaOH(aq) = CH3CO2Na(aq)H2O =>
CH3CO2H(aq)NaOH(aq) = CH3CO2Na(aq)H2O
Fe{+2} + VO2{+} + H{+} = VO{+2} + Fe{+3} + H2O =>
Fe{+2} + VO2{+} + 2 H{+} = VO{+2} + Fe{+3} + H2O
BaO + F2 = BaF2 + O2 =>
2 BaO + 2 F2 = 2 BaF2 + O2
COCl2 + Ag2SO4 = AgCl + COSO4 =>
COCl2 + Ag2SO4 = 2 AgCl + COSO4
Lr2O + H2O = LrOH =>
Lr2O + H2O = 2 LrOH
NaCl + AgNO3 = Na2(NO3) + AgCl2 =>
2 NaCl + AgNO3 = Na2(NO3) + AgCl2
He + S = HeS =>
He + S = HeS
NH4H2PO4 + Ba(OH)2 = BaHPO4 + NH3 + H2O =>
NH4H2PO4 + Ba(OH)2 = BaHPO4 + NH3 + 2 H2O
Ni(NO3)3(aq) + KBr(aq) = NiBr3(aq) + KNO3(s) =>
Ni(NO3)3(aq) + 3 KBr(aq) = NiBr3(aq) + 3 KNO3(s)
Bi2O3 + NaOH + NaOCl = NaBiO3 + NaCl + H2 =>
Bi2O3 + 2 NaOH + NaOCl = 2 NaBiO3 + NaCl + H2
Sr(NO3)2 + Al(NO3)3 + CH4N2O = H2O + CO2 + N2 + SrAl2O4 =>
3 Sr(NO3)2 + 6 Al(NO3)3 + 20 CH4N2O = 40 H2O + 20 CO2 + 32 N2 + 3 SrAl2O4
CH3COONH4H2O = CH3COONH3H3O =>
CH3COONH4H2O = CH3COONH3H3O
MgSO4 + BaCl2 = Mg(Cl)2 + BaSO4 =>
MgSO4 + BaCl2 = Mg(Cl)2 + BaSO4
CaSiO3 + H2CO3 = CaCO3 + H2SiO3 =>
CaSiO3 + H2CO3 = CaCO3 + H2SiO3
AgNO3 + Fe(CN)6 = Ag(CN)6 + FeNO3 =>
AgNO3 + Fe(CN)6 = Ag(CN)6 + FeNO3
Cl3 + P4 = P4Cl5 =>
5 Cl3 + 3 P4 = 3 P4Cl5
CH3CH2OH + HNO3 = CO2 + H2O + NO2 =>
CH3CH2OH + 12 HNO3 = 2 CO2 + 9 H2O + 12 NO2
Zn(s) + H2So4(aq) = ZnSo4(aq) + H3(g) =>
3 Zn(s) + 3 H2So4(aq) = 3 ZnSo4(aq) + 2 H3(g)
KOH + O2 = KHO3 =>
KOH + O2 = KHO3
K + H2O = KO7 + H2 =>
K + 7 H2O = KO7 + 7 H2
H2S4O + H1I = H1S + I + H2O =>
H2S4O + 4 H1I = 4 H1S + 4 I + H2O
Fe + NHO3 = Fe(NO3)2 + NO + H2O =>
3 Fe + 8 NHO3 = 3 Fe(NO3)2 + 2 NO + 4 H2O
AlNa(OH) = NaAlOH =>
AlNa(OH) = NaAlOH
Zn(SO4) + HCl = ZnCl2 + H2SO4 =>
Zn(SO4) + 2 HCl = ZnCl2 + H2SO4
MgSO4 + BaCl2 = Mg(Cl)2 + BaSO4 =>
MgSO4 + BaCl2 = Mg(Cl)2 + BaSO4
Fe2(s) + CuSO4(aq) = FeSO4(aq) + Cu2(s) =>
Fe2(s) + 2 CuSO4(aq) = 2 FeSO4(aq) + Cu2(s)
Cl2 + KB2 = ClB + K =>
Cl2 + KB2 = 2 ClB + K
P4 + O2 + H2O = H3PO3 =>
P4 + 3 O2 + 6 H2O = 4 H3PO3
H2O + Cr2S3 = H2S + Cr2O3 =>
3 H2O + Cr2S3 = 3 H2S + Cr2O3
Pb(NO3)2 + NaBr = PbBr2 + Na(NO3) =>
Pb(NO3)2 + 2 NaBr = PbBr2 + 2 Na(NO3)
PH3 + K2Cr2O7 + H2SO4 = P2SO5 + K2SO4 + Cr2(SO4)3 + H2O =>
6 PH3 + 5 K2Cr2O7 + 23 H2SO4 = 3 P2SO5 + 5 K2SO4 + 5 Cr2(SO4)3 + 32 H2O
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