Équations équilibrées la veille |
2 Na2S + O2 = 4 Na + 2 SO
C4H12 + O6 = C2 + H6O =>
3 C4H12 + O6 = 6 C2 + 6 H6O
Ag2S + KCN = KAg(CN)2 + K2S =>
Ag2S + 4 KCN = 2 KAg(CN)2 + K2S
C6H4(OH)COOH + CH3OH = C6H4(OH)COOCH3 + CH2O =>
5 C6H4(OH)COOH + 4 CH3OH = 4 C6H4(OH)COOCH3 + 7 CH2O
CH18O05N02 + O2 = N2 + CO2 + H2O =>
CH18O05N02 + 3 O2 = N2 + CO2 + 9 H2O
Sn + HNO3 = Sn2O3 + N2 + H2O =>
10 Sn + 6 HNO3 = 5 Sn2O3 + 3 N2 + 3 H2O
HOOC{-}CHOH{-}CHOH{-}COOH + LiOH = LiOOC{-}CHOH{-}CHOH{-}COOLi + H2O =>
HOOC{-}CHOH{-}CHOH{-}COOH + LiOH = LiOOC{-}CHOH{-}CHOH{-}COOLi + H2O
I + AuCl3 = AuI + Cl3 =>
I + AuCl3 = AuI + Cl3
CO2 + H = C + H2O =>
CO2 + 4 H = C + 2 H2O
Sr(OH)2(aq) + MgCl2(aq) = Mg(OH)2(aq) + SrCl2(aq) =>
Sr(OH)2(aq) + MgCl2(aq) = Mg(OH)2(aq) + SrCl2(aq)
HNO3 + CH4 = CNO3 + H2 =>
2 HNO3 + 2 CH4 = 2 CNO3 + 5 H2
Fe2O3 + S = Fe + SO2 =>
2 Fe2O3 + 3 S = 4 Fe + 3 SO2
Mg + HCl + O2 = MgCl2 + H2O2 =>
Mg + 2 HCl + O2 = MgCl2 + H2O2
CH3COOH(aq) + K2CO3(aq) = CH3COOK(aq) + CO2(g) + H2O(l) =>
2 CH3COOH(aq) + K2CO3(aq) = 2 CH3COOK(aq) + CO2(g) + H2O(l)
KHC8H4O4(aq) + NaOH(aq) = KNaC8H4O4(aq) + H2O(l) =>
KHC8H4O4(aq) + NaOH(aq) = KNaC8H4O4(aq) + H2O(l)
P2O5Al2O3 = AlPO4 =>
P2O5Al2O3 = 2 AlPO4
Cd(OH)2 + HBr = CdBr2 + H2O =>
Cd(OH)2 + 2 HBr = CdBr2 + 2 H2O
H3[SbCl6] + Sn = Sb + H[SnCl3] + HCl =>
2 H3[SbCl6] + 3 Sn = 2 Sb + 3 H[SnCl3] + 3 HCl
HNO3(aq) + CaS(aq) = Ca(NO3)2(s) + H2S(aq) =>
2 HNO3(aq) + CaS(aq) = Ca(NO3)2(s) + H2S(aq)
LaNiH6 + H2O = La(OH) + Ni(OH) + H2 =>
LaNiH6 + 2 H2O = La(OH) + Ni(OH) + 4 H2
Li3PO4 + Zn(C2H3O2)2 = LiC2H3O2 + Zn3(PO4)2 =>
2 Li3PO4 + 3 Zn(C2H3O2)2 = 6 LiC2H3O2 + Zn3(PO4)2
HL + H2SO4 = SO2 + H2O + L2 =>
2 HL + H2SO4 = SO2 + 2 H2O + L2
K(PO) + CaBr = Ca(PO) + KBr =>
K(PO) + CaBr = Ca(PO) + KBr
H3P2 + O2 = PO2 + H2O =>
4 H3P2 + 11 O2 = 8 PO2 + 6 H2O
CuS + HNO3 = Cu(NO2)2 + Cu(NO3)2 + H2O + S =>
2 CuS + 4 HNO3 = Cu(NO2)2 + Cu(NO3)2 + 2 H2O + 2 S
(Ag(NO3))(H2O) = Ag + H2O + O + HNO3 =>
2(Ag(NO3))(H2O) = 2 Ag + H2O + O + 2 HNO3
Ca3P2 + H2O = Ca[OH]2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca[OH]2 + 2 PH3
FeCl3 + NaBr = FeCl2 + Br2 + NaCl =>
2 FeCl3 + 2 NaBr = 2 FeCl2 + Br2 + 2 NaCl
Cr(NO3)2 + Cu(SO4) = Cr(SO4) + Cu(NO3)2 =>
Cr(NO3)2 + Cu(SO4) = Cr(SO4) + Cu(NO3)2
HCl + Co(ClO)2 = HClO3 + CoCl2 =>
2 HCl + 3 Co(ClO)2 = 2 HClO3 + 3 CoCl2
PdF2 + Ca(NO3)2 = Pd(NO3)2 + CaF2 =>
PdF2 + Ca(NO3)2 = Pd(NO3)2 + CaF2
Mg2(CO3)2 + Na2H2EDTA = MgEDTA + Na2CO3 + H2 =>
Mg2(CO3)2 + 2 Na2H2EDTA = 2 MgEDTA + 2 Na2CO3 + 2 H2
MgN2 + O2 = NO2 + MgO =>
2 MgN2 + 5 O2 = 4 NO2 + 2 MgO
Ti + MgO = TiO + Mg =>
Ti + MgO = TiO + Mg
C6H11Br + Na = C6H11 + NaBr =>
C6H11Br + Na = C6H11 + NaBr
PbCrO4 + C = CO2 + PbO + Cr2O3 =>
4 PbCrO4 + 3 C = 3 CO2 + 4 PbO + 2 Cr2O3
Co + HCl + H2O = [Co(H2O)6]Cl2 + H2 =>
Co + 2 HCl + 6 H2O = [Co(H2O)6]Cl2 + H2
Al2S3(s) = Al2(s) + S3(s) =>
Al2S3(s) = Al2(s) + S3(s)
Zn + H2SO4 = ZnSO4H2O + H2S =>
4 Zn + 5 H2SO4 = 4 ZnSO4H2O + H2S
C2H5OH + MnO4 = CH3COOH + Mn + H =>
4 C2H5OH + MnO4 = 4 CH3COOH + Mn + 8 H
CaCO2 + H2O = C2H2 + Ca + O2 =>
4 CaCO2 + 2 H2O = 2 C2H2 + 4 Ca + 5 O2
P3F4 = P + F =>
P3F4 = 3 P + 4 F
MgHCO3 + NaOH = NaHCO3 + MgOH =>
MgHCO3 + NaOH = NaHCO3 + MgOH
GeI4 + Cl2 = GeCl4 + I2 =>
GeI4 + 2 Cl2 = GeCl4 + 2 I2
K2Cr2O7 + Pb(NO3)2 = K(NO3) + PbCr2O7 =>
K2Cr2O7 + Pb(NO3)2 = 2 K(NO3) + PbCr2O7
HCl(aq) + Mg(p) = H2 + MgCl2 =>
2 HCl(aq) + Mg(p) = H2 + MgCl2
C6H12O6 + S = CS2 + H2S + SO2 =>
C6H12O6 + 21 S = 6 CS2 + 6 H2S + 3 SO2
RbI3 + ClO3{-} = I2 + Cl{-} + RbO3 =>
2 RbI3 + 2 ClO3{-} = 3 I2 + 2 Cl{-} + 2 RbO3
MrO2 + Al = Mr + Al2O3 =>
3 MrO2 + 4 Al = 3 Mr + 2 Al2O3
Pb(NO3)2 + HI = PbH + I(NO3)2 =>
Pb(NO3)2 + HI = PbH + I(NO3)2
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