Équations équilibrées la veille |
SnS + (NH4)2S2 = (NH4)2SnS3
H2 = H{+} + e =>
H2 = 2 H{+} + 2e
CuPb(No3)2 = PbCu(No3)2 =>
CuPb(No3)2 = PbCu(No3)2
S8 + HNO3 = H2SO4 + NO2 + H2O =>
S8 + 48 HNO3 = 8 H2SO4 + 48 NO2 + 16 H2O
Mg + P4 = Mg3P2 =>
6 Mg + P4 = 2 Mg3P2
Mg(NO3)2 + H3O = HNO3 + Mg(OH)2 + H =>
Mg(NO3)2 + 2 H3O = 2 HNO3 + Mg(OH)2 + 2 H
H3PO4 + Na2CO3 = Na3PO4 + H2O + CO2 =>
2 H3PO4 + 3 Na2CO3 = 2 Na3PO4 + 3 H2O + 3 CO2
U(SO4)2 + NaOH = Na2SO4 + U(OH)4 =>
U(SO4)2 + 4 NaOH = 2 Na2SO4 + U(OH)4
C6H3(OH)3 + O2 = CO2 + H2O =>
C6H3(OH)3 + 6 O2 = 6 CO2 + 3 H2O
Li2 + O2 = Li2O =>
2 Li2 + O2 = 2 Li2O
MnSO4 + K2S2O8 + HNO3 + H2O = KMnO4 + H2SO4 + KNO3 =>
2 MnSO4 + 5 K2S2O8 + 8 HNO3 + 8 H2O = 2 KMnO4 + 12 H2SO4 + 8 KNO3
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
NaF(aq) + AgNO3(aq) = AgF(aq) + NaNO3 =>
NaF(aq) + AgNO3(aq) = AgF(aq) + NaNO3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Sn + KOH + H2O = Sn(OH)6K2 + H2 =>
Sn + 2 KOH + 4 H2O = Sn(OH)6K2 + 2 H2
H2[PbCl6] + NH4Cl = (NH4)2[PbCl6] + HCl =>
H2[PbCl6] + 2 NH4Cl = (NH4)2[PbCl6] + 2 HCl
K2Cr2O7 + Cu2O + H2SO4 = CuSO4 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 Cu2O + 10 H2SO4 = 6 CuSO4 + Cr2(SO4)3 + K2SO4 + 10 H2O
(AlOH)(NO3)2 = AlOH(NO3)2 =>
(AlOH)(NO3)2 = AlOH(NO3)2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
H3PO4 + Na2CO3 = Na3PO4 + H2O + CO2 =>
2 H3PO4 + 3 Na2CO3 = 2 Na3PO4 + 3 H2O + 3 CO2
CuSO4 + Na2S = CuS + (SO4)Na2 =>
CuSO4 + Na2S = CuS + (SO4)Na2
Ru2O3 = Ru + O2 =>
2 Ru2O3 = 4 Ru + 3 O2
NaBr + Cl2 = NaCl + Br2 = ? =>
2 NaBr + Cl2 = 2 NaCl + Br2
MnO4 + NO2 = MnO2 + NO3 =>
MnO4 + 2 NO2 = MnO2 + 2 NO3
ThF4 + K = Th + KF11 =>
11 ThF4 + 4 K = 11 Th + 4 KF11
S + KOH + H2O2 = K2SO3 + H2O =>
S + 2 KOH + 2 H2O2 = K2SO3 + 3 H2O
FeCl2 + KNO3 + HCl = FeCl3 + NO + H2O + KCl =>
3 FeCl2 + KNO3 + 4 HCl = 3 FeCl3 + NO + 2 H2O + KCl
CuSO4 + NaCl = CuSO4NaCl =>
CuSO4 + NaCl = CuSO4NaCl
SiO2 + NaOH = Na2SiO3 + H2O =>
SiO2 + 2 NaOH = Na2SiO3 + H2O
CuSO4 + NaCl = CuSO4NaCl =>
CuSO4 + NaCl = CuSO4NaCl
Ca(SO4) + HNO3 = Ca(NO3)2 + H2SO4 =>
Ca(SO4) + 2 HNO3 = Ca(NO3)2 + H2SO4
Cu(NO3)2 + KCl = CuCl + K(NO3)2 =>
Cu(NO3)2 + KCl = CuCl + K(NO3)2
HCOOH + H2O = CO2 + H3O =>
HCOOH + 2 H2O = CO2 + 2 H3O
NiO(k)Pb(k) = Ni(k)PbO(k) =>
NiO(k)Pb(k) = Ni(k)PbO(k)
Na2S + CH3COOH = H2S + CH3COONa =>
Na2S + 2 CH3COOH = H2S + 2 CH3COONa
Cu3N2 + MgBr2 = CuBr2 + Mg3N2 =>
Cu3N2 + 3 MgBr2 = 3 CuBr2 + Mg3N2
Cs(s) + HCl(aq) = CsCl(aq) + H2(g) =>
2 Cs(s) + 2 HCl(aq) = 2 CsCl(aq) + H2(g)
Br2 + NaI = NaBr + I2 =>
Br2 + 2 NaI = 2 NaBr + I2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
CH3COOHBr2 = BrCH2COOHHBr =>
CH3COOHBr2 = BrCH2COOHHBr
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
ReF6 + Re = ReF5 =>
5 ReF6 + Re = 6 ReF5
KMnO4 + HBr = MnBr2 + KBr + H2O + Br =>
KMnO4 + 8 HBr = MnBr2 + KBr + 4 H2O + 5 Br
ZnTe + HCl = ZnCl2 + H2Te =>
ZnTe + 2 HCl = ZnCl2 + H2Te
Na2CO3 + HCl = Na2Cl + HCO3 =>
Na2CO3 + HCl = Na2Cl + HCO3
CH3ONa + CH3NH3Cl = CH3OH + CH3NH2 + NaCl =>
CH3ONa + CH3NH3Cl = CH3OH + CH3NH2 + NaCl
NH4Cl + NaOH + NaBrO = NaBr + NaCl + N2 + H2O =>
2 NH4Cl + 2 NaOH + 3 NaBrO = 3 NaBr + 2 NaCl + N2 + 5 H2O
MnO2 + HI = MnI + I + H2O =>
MnO2 + 4 HI = MnI + 3 I + 2 H2O
LiBr + F2 = LiF2 + Br2 =>
2 LiBr + 2 F2 = 2 LiF2 + Br2
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