Équations équilibrées la veille |
8 C + 3 S8 = 8 CS3
P4(s) + I2(g) = PI3(g) =>
P4(s) + 6 I2(g) = 4 PI3(g)
P4 + H2O + J2 = HJ + H3PO4 =>
P4 + 16 H2O + 10 J2 = 20 HJ + 4 H3PO4
Na3(PO4) + H2O = NaOH + H3(PO4) =>
Na3(PO4) + 3 H2O = 3 NaOH + H3(PO4)
K4[Fe(SCN)6] + K2Cr2O7 + H2SO4 = Fe(SO4)3 + Cr2(SO4)3 + CO2 + H2O + K2SO4 + KNO3 =>
3 K4[Fe(SCN)6] + 50 K2Cr2O7 + 188 H2SO4 = 3 Fe(SO4)3 + 50 Cr2(SO4)3 + 18 CO2 + 188 H2O + 47 K2SO4 + 18 KNO3
V(V) + H2O2 + CH3COCH2COCH3 = [VO(C5H7O2)2] + H2O =>
V(V) + 4 H2O2 + 4 CH3COCH2COCH3 = 2[VO(C5H7O2)2] + 6 H2O
H3PO2 + HSbO2 = H3PO3 + Sb + H2O =>
3 H3PO2 + 2 HSbO2 = 3 H3PO3 + 2 Sb + H2O
Si + O2 = SiO22 =>
Si + 11 O2 = SiO22
ZrOH + HBr = ZrBr4H2O + H2 =>
2 ZrOH + 8 HBr = 2 ZrBr4H2O + 3 H2
NaHS + CoCl2 = CoS + NaCl + HCl =>
NaHS + CoCl2 = CoS + NaCl + HCl
Na2Cr2O7 + NaOH = Na2CrO4 + H2O =>
Na2Cr2O7 + 2 NaOH = 2 Na2CrO4 + H2O
Ca(OH)2 + Ga3(PO4)2 = Ca3(PO4)2 + Ga(OH)2 =>
3 Ca(OH)2 + Ga3(PO4)2 = Ca3(PO4)2 + 3 Ga(OH)2
TiCl3 + NaClO4 + H2SO4 = H2O + HClO3 + NaCl + Ti(SO4)2 =>
8 TiCl3 + 19 NaClO4 + 16 H2SO4 = 4 H2O + 24 HClO3 + 19 NaCl + 8 Ti(SO4)2
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Zn(NH3)4 + Fe(CN)6 = Zn3(Fe(CN)6)2 + NH3 =>
3 Zn(NH3)4 + 2 Fe(CN)6 = Zn3(Fe(CN)6)2 + 12 NH3
Li + I2 = Li2I =>
4 Li + I2 = 2 Li2I
C2H5OH + K2MnO4 + H2O = CH3COOH + MnO2 + KOH =>
C2H5OH + 2 K2MnO4 + H2O = CH3COOH + 2 MnO2 + 4 KOH
CH2COOH + Al = (CH2COO)3Al + H2 =>
6 CH2COOH + 2 Al = 2(CH2COO)3Al + 3 H2
CuCl2 + K2S = KCl + CuS =>
CuCl2 + K2S = 2 KCl + CuS
Fe3O4 + H2SO4 = Fe(SO4) + Fe2(SO4)3 + H2O =>
Fe3O4 + 4 H2SO4 = Fe(SO4) + Fe2(SO4)3 + 4 H2O
Mn3O4 + NaBiO3 + HNO3 = NaMnO4 + Bi(NO3)3 + NO2 + H2O =>
Mn3O4 + 3 NaBiO3 + 16 HNO3 = 3 NaMnO4 + 3 Bi(NO3)3 + 7 NO2 + 8 H2O
FeBr3 + K2CO3 + H2O = Fe(OH)3 + KBr + CO2 =>
2 FeBr3 + 3 K2CO3 + 3 H2O = 2 Fe(OH)3 + 6 KBr + 3 CO2
HSO4 + KOH = KSO4 + H2O =>
HSO4 + KOH = KSO4 + H2O
CaS + HNO3 = NO + S2 + H2O + CaO =>
6 CaS + 4 HNO3 = 4 NO + 3 S2 + 2 H2O + 6 CaO
Zn + NO3{-} + H{+} = Zn{+} + N2H4 + H2O =>
14 Zn + 2 NO3{-} + 16 H{+} = 14 Zn{+} + N2H4 + 6 H2O
(CH3COO)2Mg*4H2O + H2O = MgO + CO2 + H2 =>
(CH3COO)2Mg*4H2O + H2O = MgO + 4 CO2 + 8 H2
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
CrS + NH4OH = CrOH + SNH4 =>
CrS + NH4OH = CrOH + SNH4
SnCl2 + H2C2O4 = SnC2O4 + H2Cl2 =>
SnCl2 + H2C2O4 = SnC2O4 + H2Cl2
H{+} + BrO3{-} + Ag = Ag{+} + BrO2 + H2O =>
2 H{+} + BrO3{-} + Ag = Ag{+} + BrO2 + H2O
C2H4(OH)2 + HBr = C2H4(Br)2 + H2O =>
C2H4(OH)2 + 2 HBr = C2H4(Br)2 + 2 H2O
CdCl2 + K4(FeCN6) = Cd4(FeCN6)2 + KCl =>
4 CdCl2 + 2 K4(FeCN6) = Cd4(FeCN6)2 + 8 KCl
Sr + H2O = Sr(O2) + H =>
Sr + 2 H2O = Sr(O2) + 4 H
Na2C2O4 + La(ClO4)3 = La2(C2O4)3 + NaClO4 =>
3 Na2C2O4 + 2 La(ClO4)3 = La2(C2O4)3 + 6 NaClO4
CH3CHO + H2O = CH3COOH + CH3CH2OH =>
2 CH3CHO + H2O = CH3COOH + CH3CH2OH
NiSO4 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + Ni2(SO4)3 + H2O =>
10 NiSO4 + 2 KMnO4 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 Ni2(SO4)3 + 8 H2O
CO(NH2)2(aq) + HOCl(aq) = NCl3(aq) + CO2(aq) + H2O(l) =>
CO(NH2)2(aq) + 6 HOCl(aq) = 2 NCl3(aq) + CO2(aq) + 5 H2O(l)
[Cu(NH3)4(H2O)1]2SO4 + NaClO3 = [Cu(NH3)4(H2O)1]ClO3 + Na2SO4 =>
[Cu(NH3)4(H2O)1]2SO4 + 2 NaClO3 = 2[Cu(NH3)4(H2O)1]ClO3 + Na2SO4
AgNO3 + (NH3)2CO3 = Ag2CO3 + NH3NO3 =>
2 AgNO3 + (NH3)2CO3 = Ag2CO3 + 2 NH3NO3
CO2 + [Ag(NH3)2]OH = Ag2CO3 + H2O + NH3 =>
CO2 + 2[Ag(NH3)2]OH = Ag2CO3 + H2O + 4 NH3
Na2Cr2O7 + Cu(NO3)2 = CuCr2O7 + Na2(NO3)2 =>
Na2Cr2O7 + Cu(NO3)2 = CuCr2O7 + Na2(NO3)2
NH40 + oxygen = nitrogenmonoxide + water =>
2 NH40 + 21 O2 = 2 NO + 40 H2O
NaHCO3 + HC2H3O2 = NaC2H3O2 + O2 =>
2 NaHCO3 + HC2H3O2 = 2 NaC2H3O2 + 2 O2
Zn + H2O + CO2 = ZnCO3 + H2 =>
Zn + H2O + CO2 = ZnCO3 + H2
H2SO4 + NaOH = NaSO4 + H3O =>
H2SO4 + NaOH = NaSO4 + H3O
CH3COONH2 + NaOH = CH3COONHNa + H2O =>
CH3COONH2 + NaOH = CH3COONHNa + H2O
H2OH = H2 + OH =>
H2OH = H2 + OH
KO2 + CO2 = K2C + O2 =>
2 KO2 + CO2 = K2C + 3 O2
CH3OH(l) = CH3OH(aq) =>
CH3OH(l) = CH3OH(aq)
As + KClO + KOH = K3AsO4 + KCl + H2O =>
2 As + 5 KClO + 6 KOH = 2 K3AsO4 + 5 KCl + 3 H2O
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