Équations équilibrées la veille |
BaBr2 + CaO = BaO + Br2Ca
I4O8 = I3O7 + I2 =>
7 I4O8 = 8 I3O7 + 2 I2
KNO2 + Br2 + NaOH = KNO3 + NaBr + H2O =>
KNO2 + Br2 + 2 NaOH = KNO3 + 2 NaBr + H2O
K2S2O8 + NaI = I2 + K2SO4 + Na2SO4 =>
K2S2O8 + 2 NaI = I2 + K2SO4 + Na2SO4
Br2O3 + CuO = Cu(BrO2)2 =>
Br2O3 + CuO = Cu(BrO2)2
C4H10 + KMnO4 = C4H8O + MnO2 + KOH + H2O =>
3 C4H10 + 4 KMnO4 = 3 C4H8O + 4 MnO2 + 4 KOH + H2O
K2S2O8 + NaI = KI + Na2S2O8 =>
K2S2O8 + 2 NaI = 2 KI + Na2S2O8
CH3CO2H + KOH = KCH3 + H2O + CO2 =>
CH3CO2H + KOH = KCH3 + H2O + CO2
Al + Ba(OH)2 + H2O = Ba[Al(OH)7] + H2 =>
2 Al + 2 Ba(OH)2 + 10 H2O = 2 Ba[Al(OH)7] + 5 H2
CuClO3 + Zn = Zn(ClO3)2 + Cu =>
2 CuClO3 + Zn = Zn(ClO3)2 + 2 Cu
Al8Fe5 + O = Al2O3 + Fe =>
Al8Fe5 + 12 O = 4 Al2O3 + 5 Fe
Cl7 = Cl =>
Cl7 = 7 Cl
ZnBr2(aq) + NaCO3(aq) = ZnCO3(s) + NaBr2(aq) =>
ZnBr2(aq) + NaCO3(aq) = ZnCO3(s) + NaBr2(aq)
NaOH + Ag = Na + AgOH =>
NaOH + Ag = Na + AgOH
Ca + H2O = Ca[OH]2 + H2 =>
Ca + 2 H2O = Ca[OH]2 + H2
KMr + O4 = KO4 + Mr =>
KMr + O4 = KO4 + Mr
Co(NO3)2 + Na2S = CoS + Na(NO3) =>
Co(NO3)2 + Na2S = CoS + 2 Na(NO3)
NH4OH + H = NH4 + H2O =>
NH4OH + H = NH4 + H2O
ZnCO3(s) + HI(aq) = ZnI2(aq) + H2O(l) + CO2(g) =>
ZnCO3(s) + 2 HI(aq) = ZnI2(aq) + H2O(l) + CO2(g)
K2 = K2345678 =>
1172839 K2 = K2345678
K4Fe(CN)6 + ZnSO4 = K6Zn[Fe(CN)6]2 + K2SO4 =>
2 K4Fe(CN)6 + ZnSO4 = K6Zn[Fe(CN)6]2 + K2SO4
Zn(NO3)2 + Al(NO3)*9H2O + CH4N2O = ZnAl2O4 + CO2 + H2O + N2 =>
3 Zn(NO3)2 + 6 Al(NO3)*9H2O + 8 CH4N2O = 3 ZnAl2O4 + 8 CO2 + 70 H2O + 14 N2
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
NaBr + Cl = NaClBr =>
NaBr + Cl = NaClBr
MgCl2 + Na2S = MgS + NaCl =>
MgCl2 + Na2S = MgS + 2 NaCl
Au + Na2S2O3 + O2 + H2O = Na3[Au(S2O3)2] + NaOH =>
4 Au + 8 Na2S2O3 + O2 + 2 H2O = 4 Na3[Au(S2O3)2] + 4 NaOH
K2CO3(aq) + HClO4(aq) = KClO4 + CO2 + H2O =>
K2CO3(aq) + 2 HClO4(aq) = 2 KClO4 + CO2 + H2O
K2S(aq) + CoCl2(aq) = KCl(aq) + CoS =>
K2S(aq) + CoCl2(aq) = 2 KCl(aq) + CoS
Na2CO3 + NH4Cl = NaCl + (NH4)2CO3 =>
Na2CO3 + 2 NH4Cl = 2 NaCl + (NH4)2CO3
Fe(CN)2 + HCl = FeCl2 + HCN =>
Fe(CN)2 + 2 HCl = FeCl2 + 2 HCN
Pb(CH3COO)2 + HCl = PbCl2 + CH3COOH =>
Pb(CH3COO)2 + 2 HCl = PbCl2 + 2 CH3COOH
C(NH2)2O + O2(g) = N2(g) + CO2(g) + H2O(l) =>
2 C(NH2)2O + 3 O2(g) = 2 N2(g) + 2 CO2(g) + 4 H2O(l)
H2O2 + FeCl2 + H2SO4 = Fe2(SO4)3 + H2O + Cl2 =>
3 H2O2 + 2 FeCl2 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O + 2 Cl2
NH4OH + H2O = NH5OH + OH =>
NH4OH + H2O = NH5OH + OH
P(Cl)5 + (H)2O = (H)3PO4 + HCl =>
P(Cl)5 + 4(H)2O = (H)3PO4 + 5 HCl
H2SO4(ac) + NaOH(ac) = H2O(ac) + Na2SO4(s) =>
H2SO4(ac) + 2 NaOH(ac) = 2 H2O(ac) + Na2SO4(s)
H2F2 = HF =>
H2F2 = 2 HF
C6H14O4 + O2 = CO2 + H2O =>
2 C6H14O4 + 15 O2 = 12 CO2 + 14 H2O
P4 + NaH + H2O = PH3 + Na2HPO3 =>
5 P4 + 12 NaH + 18 H2O = 14 PH3 + 6 Na2HPO3
HI(g) = H2(g) + I2(g) =>
2 HI(g) = H2(g) + I2(g)
CuCO3(s) = CO2(g) + CuO(s) =>
CuCO3(s) = CO2(g) + CuO(s)
PtO2 + SO2 = PtSO4 =>
PtO2 + SO2 = PtSO4
CuSO4 + NaCl = Na3SO4 + CuCl3 =>
CuSO4 + 3 NaCl = Na3SO4 + CuCl3
NaBr + K2S2O8 + H2SO4 = Br2 + Na2SO4 + KHSO4 =>
2 NaBr + K2S2O8 + H2SO4 = Br2 + Na2SO4 + 2 KHSO4
K2(SO4) + FeCl2 = KCl + Fe(SO4) =>
K2(SO4) + FeCl2 = 2 KCl + Fe(SO4)
CO + H2O = C3H8 + O2 =>
6 CO + 8 H2O = 2 C3H8 + 7 O2
CuCl2(aq) + Mg(s) = MgCl2(aq) + Cu(s) =>
CuCl2(aq) + Mg(s) = MgCl2(aq) + Cu(s)
Sr3(PO4)2 + Hf3(AsO4)4 = Sr3(AsO4)2 + Hf3(PO4)4 =>
2 Sr3(PO4)2 + Hf3(AsO4)4 = 2 Sr3(AsO4)2 + Hf3(PO4)4
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
Ba2(NO3)2 + Na2(SO4) = Ba2(SO4) + Na2(NO3)2 =>
Ba2(NO3)2 + Na2(SO4) = Ba2(SO4) + Na2(NO3)2
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