Équations équilibrées la veille |
2 Na2CrO4 + 7 H2S = 3 S + 5 H2O + 4 NaHS + Cr2O3
H3PO2H2OI2 = H3PO3 + HI =>
H3PO2H2OI2 = H3PO3 + 2 HI
CH3Br + Br2 = CH2Br2 + HBr =>
CH3Br + Br2 = CH2Br2 + HBr
[Zn(OH)]2SO4 = Zn(OH)2 + ZnSO4 =>
[Zn(OH)]2SO4 = Zn(OH)2 + ZnSO4
CuSO4 + Na2 + S = CuS + Na2SO4 =>
CuSO4 + Na2 + S = CuS + Na2SO4
C3H10 + Cl2 = C3H9 + HCl =>
2 C3H10 + Cl2 = 2 C3H9 + 2 HCl
C2H5NO2 + O = CO2 + H2O + N =>
2 C2H5NO2 + 9 O = 4 CO2 + 5 H2O + 2 N
AuNO3 + Ag = Au + AgNO3 =>
AuNO3 + Ag = Au + AgNO3
HBPB + H2O = BPB + H3O =>
HBPB + H2O = BPB + H3O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
C4H4O4 + LiOH = C4H3LiO4 + H2O =>
C4H4O4 + LiOH = C4H3LiO4 + H2O
(CH3CO)2O + CH4O = CH3COOCH3 + CH3COOH =>
(CH3CO)2O + CH4O = CH3COOCH3 + CH3COOH
H2O2 + As2S5 + NH4OH = (NH4)3As04 + (NH4)2SO4 + H2O =>
57 H2O2 + 4 As2S5 + 46 NH4OH = 2(NH4)3As04 + 20(NH4)2SO4 + 80 H2O
CH2OHCOOH + NaOH = CH2OHCOONa + H2O =>
CH2OHCOOH + NaOH = CH2OHCOONa + H2O
H2SO4 + BaCl2 = H2Cl2 + SO4Ba =>
H2SO4 + BaCl2 = H2Cl2 + SO4Ba
NH4 + OH + HCl = NH4Cl + H2O =>
NH4 + OH + HCl = NH4Cl + H2O
glucose = C2H5OH + carbondioxide =>
C6H12O6 = 2 C2H5OH + 2 CO2
C6H12O6 = C15H24 + CO2 + H2O =>
7 C6H12O6 = 2 C15H24 + 12 CO2 + 18 H2O
Pt + HCl + HNO3 = H2O + H2PtCl6 + NO =>
3 Pt + 18 HCl + 4 HNO3 = 8 H2O + 3 H2PtCl6 + 4 NO
FeSO4 + Al(NO3)3 + H2SO4 = Fe2(SO4)3 + Al2(SO4)3 + H2O + NO =>
18 FeSO4 + 2 Al(NO3)3 + 12 H2SO4 = 9 Fe2(SO4)3 + Al2(SO4)3 + 12 H2O + 6 NO
Na3P + CaF2 = NaF + Ca3P2 =>
2 Na3P + 3 CaF2 = 6 NaF + Ca3P2
Na2S + H2(SO4) = H2S + Na2(SO4) =>
Na2S + H2(SO4) = H2S + Na2(SO4)
HC9H7O4(s) + NaOH(aq) = NaC9H7O4(aq) + H2O(l) =>
HC9H7O4(s) + NaOH(aq) = NaC9H7O4(aq) + H2O(l)
MnO4{-} + HNO3 + H = NO3{-} + Mn{2+} + H2O =>
MnO4{-} + 3 HNO3 + 5 H = 3 NO3{-} + Mn{2+} + 4 H2O
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
Sr(s) + H2(g) = SrH2 =>
Sr(s) + H2(g) = SrH2
K2Cr2O7 + HBr = KBr + CrBr3 + Br2 + H2O =>
K2Cr2O7 + 14 HBr = 2 KBr + 2 CrBr3 + 3 Br2 + 7 H2O
CO2 + H2O = C3H4 + O2 =>
3 CO2 + 2 H2O = C3H4 + 4 O2
Cr2(SO4)3 + H2O2 + NaOH = Na2CrO4 + Na2SO4 + H2O =>
Cr2(SO4)3 + 3 H2O2 + 10 NaOH = 2 Na2CrO4 + 3 Na2SO4 + 8 H2O
Cr + KOH = Cr(OH)3 + K =>
Cr + 3 KOH = Cr(OH)3 + 3 K
Cl2 + CaF2 = F2 + CaCl2 =>
Cl2 + CaF2 = F2 + CaCl2
FeS2 + Na2O2 = Fe2O3 + Na2O + Na2SO4 =>
2 FeS2 + 15 Na2O2 = Fe2O3 + 11 Na2O + 4 Na2SO4
Sn(s) + H2SO4(aq) = SnSO4(aq) + H2O(l) + SO2 =>
Sn(s) + 2 H2SO4(aq) = SnSO4(aq) + 2 H2O(l) + SO2
NaF(aq) + Ca(NO3)2(aq) = CaF2(s) + NaNO3(aq) =>
2 NaF(aq) + Ca(NO3)2(aq) = CaF2(s) + 2 NaNO3(aq)
NaOH + KHSO3 = KNaSO3 + H2O =>
NaOH + KHSO3 = KNaSO3 + H2O
FeS + O2 = Fe203 + SO2 =>
203 FeS + 203 O2 = Fe203 + 203 SO2
LiNO3 + NaI = LiI + NaNO3 =>
LiNO3 + NaI = LiI + NaNO3
C6(COOH)6 + O2 = CO2 + H2O =>
2 C6(COOH)6 + 15 O2 = 24 CO2 + 6 H2O
NaS + Mg(NO3)2 = MgS + Na(NO3)2 =>
NaS + Mg(NO3)2 = MgS + Na(NO3)2
MnO4{-} + HS{-} + H{+} = Mn{2+} + SO4{2+} + H2O =>
12 MnO4{-} + 5 HS{-} + 51 H{+} = 12 Mn{2+} + 5 SO4{2+} + 28 H2O
Cu(NO3)2 + Al(OH)3 = Cu(OH)2 + Al(NO3)3 =>
3 Cu(NO3)2 + 2 Al(OH)3 = 3 Cu(OH)2 + 2 Al(NO3)3
KCr2O7 + NaI + H2SO4 = Na2SO4 + K2SO4 + Cr2(SO4)3 + I2 + H2O =>
2 KCr2O7 + 14 NaI + 14 H2SO4 = 7 Na2SO4 + K2SO4 + 2 Cr2(SO4)3 + 7 I2 + 14 H2O
ZnCl2 + Fe = FeCl2 + Zn =>
ZnCl2 + Fe = FeCl2 + Zn
H2[TiCl6] + H2O2 = H2[Ti(O2)Cl4] + HCl =>
H2[TiCl6] + H2O2 = H2[Ti(O2)Cl4] + 2 HCl
Cl{-} + [Co(H2O)6]{2+} = CoCl4{2-} + H2O =>
4 Cl{-} + [Co(H2O)6]{2+} = CoCl4{2-} + 6 H2O
Al2 + O = AlO =>
Al2 + 2 O = 2 AlO
Si + CI2 = SiCI2 =>
Si + CI2 = SiCI2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CrO3 + KNO2 + H2SO4 = Cr2(SO4)3 + KNO3 + H2O =>
2 CrO3 + 3 KNO2 + 3 H2SO4 = Cr2(SO4)3 + 3 KNO3 + 3 H2O
Si + CI2 = SiCI2 =>
Si + CI2 = SiCI2
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