Équations équilibrées la veille |
ZnO(s) + H2SO4 = ZnSO4 + H2O
NO = N2 + O2 =>
2 NO = N2 + O2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
AgNO3 + AlCl = AgCl + Al(NO3) =>
AgNO3 + AlCl = AgCl + Al(NO3)
WO2 + C = W + CO2 =>
WO2 + C = W + CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
ZnO + Al2O3 = ZnAl2O4 =>
ZnO + Al2O3 = ZnAl2O4
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
CoBr + NaI = CoINaBr =>
CoBr + NaI = CoINaBr
EDTA + NaOH = NaEDTA + OH =>
EDTA + NaOH = NaEDTA + OH
C3H7COOK + H2O = C3H7COOH + KOH =>
C3H7COOK + H2O = C3H7COOH + KOH
Ba(NO3)2 + (NH4)3(PO4) = (NH4)(NO3) + Ba3(PO4)2 =>
3 Ba(NO3)2 + 2(NH4)3(PO4) = 6(NH4)(NO3) + Ba3(PO4)2
CuSO4*5H2O + H3BO3 + NaOH = Cu2O + H2O + Na2SO4 + NaBO3 =>
2 CuSO4*5H2O + H3BO3 + 5 NaOH = Cu2O + 14 H2O + 2 Na2SO4 + NaBO3
S{-2} + CrO4{-2} + H{+} = S + Cr(OH)3 + H2O =>
3 S{-2} + 2 CrO4{-2} + 10 H{+} = 3 S + 2 Cr(OH)3 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
TiBr3 + NaBr = [TiBr4]Na =>
TiBr3 + NaBr = [TiBr4]Na
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Sn + AgNO3 = Sn(NO3)2 + Ag =>
Sn + 2 AgNO3 = Sn(NO3)2 + 2 Ag
HCl(aq) + NaBr(aq) = HBr + NaCl =>
HCl(aq) + NaBr(aq) = HBr + NaCl
Al(s) + S(g) = AlS =>
Al(s) + S(g) = AlS
ZnBr2 + F2 = ZnF2 + Br2 =>
ZnBr2 + F2 = ZnF2 + Br2
Al + O3 = Al2O3 =>
2 Al + O3 = Al2O3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
AgNO3 + CCl4 = CNO3 + AgCl4 =>
AgNO3 + CCl4 = CNO3 + AgCl4
Ca(OH)2 + KCN = Ca(CN)2 + KOH =>
Ca(OH)2 + 2 KCN = Ca(CN)2 + 2 KOH
S + KClO3 = KCl + SO2 =>
3 S + 2 KClO3 = 2 KCl + 3 SO2
HNO2 + CO(NH2) = N2 + CO2 + H2O =>
8 HNO2 + 6 CO(NH2) = 7 N2 + 6 CO2 + 10 H2O
Na2B4O7 + H2O = NaH2BO3 + H3BO3 =>
Na2B4O7 + 5 H2O = 2 NaH2BO3 + 2 H3BO3
NaHCO3 + SO2 + O2 = Na2SO4 + CO2 + H2O =>
4 NaHCO3 + 2 SO2 + O2 = 2 Na2SO4 + 4 CO2 + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Cr(NO3)3 + I2 + KOH = K2CrO4 + KI + KNO3 + H2O =>
2 Cr(NO3)3 + 3 I2 + 16 KOH = 2 K2CrO4 + 6 KI + 6 KNO3 + 8 H2O
C6H5Cl + CH3Cl + Na = C7H8 + NaCl =>
C6H5Cl + CH3Cl + 2 Na = C7H8 + 2 NaCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
K(MnO4) + C3H5(OH3) = K2(CO3) + Mn2O3 + CO2 + H2O =>
18 K(MnO4) + 4 C3H5(OH3) = 9 K2(CO3) + 9 Mn2O3 + 3 CO2 + 16 H2O
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Pd + H2 = PdH =>
2 Pd + H2 = 2 PdH
MgSO4(aq) + KI(aq) = MgI2(s) + K2SO4(aq) =>
MgSO4(aq) + 2 KI(aq) = MgI2(s) + K2SO4(aq)
H2S + Ag(OH) = Ag2S + H2O =>
H2S + 2 Ag(OH) = Ag2S + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Li3PO4(aq) + NaI(aq) = LiI(s) + Na3PO4(aq) =>
Li3PO4(aq) + 3 NaI(aq) = 3 LiI(s) + Na3PO4(aq)
CH3ONa + H2SO4 = CH3OH + Na2SO4 =>
2 CH3ONa + H2SO4 = 2 CH3OH + Na2SO4
NaI + Cl = NaCl + I =>
NaI + Cl = NaCl + I
H2S + Ag(OH) = Ag2S + H2O =>
H2S + 2 Ag(OH) = Ag2S + 2 H2O
NaHCO3 + Ag2SO4 = AgHCO3 + Na2SO4 =>
2 NaHCO3 + Ag2SO4 = 2 AgHCO3 + Na2SO4
CrBr3 + NaNO3 = Cr(NO3)3 + NaBr =>
CrBr3 + 3 NaNO3 = Cr(NO3)3 + 3 NaBr
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
K2S + O2 = KO + SO2 =>
K2S + 2 O2 = 2 KO + SO2
KC1O3 = KC1 + O2 =>
2 KC1O3 = 2 KC1 + 3 O2
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