Équations équilibrées la veille |
Zn2 + Cu(NO3)2 = 2 Zn(NO3) + Cu
K2SO4 + HCl = KCl + SO3 + H2O =>
K2SO4 + 2 HCl = 2 KCl + SO3 + H2O
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
Ag2S + KCN = KAg + (CN)2 + K2S =>
Ag2S + 4 KCN = 2 KAg + 2(CN)2 + K2S
Ag + HCl = AgCl2 + H2 =>
Ag + 2 HCl = AgCl2 + H2
Ca(MnO4)2 + Cu = Cu(MnO4)3 + Ca =>
3 Ca(MnO4)2 + 2 Cu = 2 Cu(MnO4)3 + 3 Ca
iron + copper(I)nitrate = iron(II)nitrate + copper =>
Fe + 2 CuNO3 = Fe(NO3)2 + 2 Cu
Pb(NO3)2(aq) + Al(s) = Pb(s) + Al(NO3)3(aq) =>
3 Pb(NO3)2(aq) + 2 Al(s) = 3 Pb(s) + 2 Al(NO3)3(aq)
CaCl2 + AgNO = AgCl + Ca(NO)2 =>
CaCl2 + 2 AgNO = 2 AgCl + Ca(NO)2
HgClO4 + Ag = HgAg + ClO4 =>
HgClO4 + Ag = HgAg + ClO4
K + MgSO4 = MgKSO4 =>
K + MgSO4 = MgKSO4
FeO3(s) + CO(g) = CO2(g) + Fe(i) =>
FeO3(s) + 3 CO(g) = 3 CO2(g) + Fe(i)
Fe{+2} + CrO7{-2} + H{+} = Fe{+3} + Cr{+3} + H2O =>
9 Fe{+2} + CrO7{-2} + 14 H{+} = 9 Fe{+3} + Cr{+3} + 7 H2O
C3H5(C18H35O2)3 + O2 = H2O + CO2 =>
2 C3H5(C18H35O2)3 + 163 O2 = 110 H2O + 114 CO2
Cr2S3 + H2SO4 = Cr2(SO4)3 + H2S =>
Cr2S3 + 3 H2SO4 = Cr2(SO4)3 + 3 H2S
La2O3 + MoO3 = La2MoO6 =>
La2O3 + MoO3 = La2MoO6
C + S = CS2 =>
C + 2 S = CS2
FeO + Si = FeSiO =>
FeO + Si = FeSiO
CH4O + KMnO4 = CH2O2 + KOH + MnO2 + H2O =>
3 CH4O + 4 KMnO4 = 3 CH2O2 + 4 KOH + 4 MnO2 + H2O
O2 + N6 = ON =>
3 O2 + N6 = 6 ON
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NaOH + HNO3 = NaNO3 + HOH =>
NaOH + HNO3 = NaNO3 + HOH
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NaOH + HNO3 = NaNO3 + HOH =>
NaOH + HNO3 = NaNO3 + HOH
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
PbSeO4 = Pb + SeO4 =>
PbSeO4 = Pb + SeO4
KCl + F2 = KF + Cl2 =>
2 KCl + F2 = 2 KF + Cl2
H8C6O7 + NaHCO3 = Na3C6H5O7 + H2O + CO2 =>
H8C6O7 + 3 NaHCO3 = Na3C6H5O7 + 3 H2O + 3 CO2
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
Ag(NO3) + Na(Br{-}) = Na(NO3) + Ag(Br{-}) =>
Ag(NO3) + Na(Br{-}) = Na(NO3) + Ag(Br{-})
Ca(NO3) + LiSO4 = CaSO4 + LiNO3 =>
Ca(NO3) + LiSO4 = CaSO4 + LiNO3
KBrO3 + FeCl2 = KCl + Fe(BrO3)2 =>
2 KBrO3 + FeCl2 = 2 KCl + Fe(BrO3)2
CH3COOH + SO4 = CO2 + H2S + O2 =>
CH3COOH + 2 SO4 = 2 CO2 + 2 H2S + 3 O2
Na2CO3 + Ca(Na3)2 = CaCO3 + Na2(Na3)2 =>
Na2CO3 + Ca(Na3)2 = CaCO3 + Na2(Na3)2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Mo + HCl + O3 = MoO2Cl2 + H2O =>
Mo + 2 HCl + O3 = MoO2Cl2 + H2O
HI(aq) = H2 + I2 =>
2 HI(aq) = H2 + I2
C6H8O6 + KIO3 + KI = I2 + K2CO3 + H2O =>
3 C6H8O6 + 16 KIO3 + 20 KI = 18 I2 + 18 K2CO3 + 12 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
CN + MnO4 = CNO + MnO2 =>
2 CN + MnO4 = 2 CNO + MnO2
KClO3 + K2S = KCl + K2SO4 =>
4 KClO3 + 3 K2S = 4 KCl + 3 K2SO4
SI + H2O = H2SIO3 + H2 =>
SI + 3 H2O = H2SIO3 + 2 H2
(CH3)2HSiCl + CH3Cl = (CH3)2SiCl2 + (CH3)3SiCl + H2 =>
2(CH3)2HSiCl + CH3Cl = (CH3)2SiCl2 + (CH3)3SiCl + H2
HNO3 + NaOH = NaNO3 + H2O = HNO3 + NaOH =>
HNO3 + NaOH = NaNO3 + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
HCN(aq) + LiOH(aq) = H2O(l) + LiCN(aq) =>
HCN(aq) + LiOH(aq) = H2O(l) + LiCN(aq)
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