Équations équilibrées la veille |
Fe2O3 + 2 Al = 2 Fe + Al2O3*
AgNO3 + K(SCN) = Ag(SCN) + KNO3 =>
AgNO3 + K(SCN) = Ag(SCN) + KNO3
Na + I = NaI =>
Na + I = NaI
FeCl3 + K2O = KCl + Fe2O3 =>
2 FeCl3 + 3 K2O = 6 KCl + Fe2O3
Al + NiSO4 = AlSO4 + Ni =>
Al + NiSO4 = AlSO4 + Ni
Ca + CrBr2 = Cr + CaBr2 =>
Ca + CrBr2 = Cr + CaBr2
Na2SO4 + KOH = K2SO4 + Na(OH) =>
Na2SO4 + 2 KOH = K2SO4 + 2 Na(OH)
CrO4{2-} + Cl{-} + H{+} = ClO2{-} + Cr{3+} + H2O =>
4 CrO4{2-} + 3 Cl{-} + 20 H{+} = 3 ClO2{-} + 4 Cr{3+} + 10 H2O
Si + Cl2 = SiCl4 = =>
Si + 2 Cl2 = SiCl4
CaCl2 + C18H33NaO2 = CaCl2C18H33NaO2 =>
CaCl2 + C18H33NaO2 = CaCl2C18H33NaO2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
UO2SO4 + Zn + H2SO4 = U(SO4)2 + ZnSO4 + H2O =>
UO2SO4 + Zn + 2 H2SO4 = U(SO4)2 + ZnSO4 + 2 H2O
Ag + H2O = Ag2O + H2 =>
2 Ag + H2O = Ag2O + H2
CH3COCH3 + HCl + Zn = C3H8 + ZnCl2 + H2O =>
CH3COCH3 + 4 HCl + 2 Zn = C3H8 + 2 ZnCl2 + H2O
PH3BCl3 = PH3 + BCl3 =>
PH3BCl3 = PH3 + BCl3
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
C7H14O + CrO3 + H2SO4 = C7H14O2 + Cr2(SO4)3 + H2O =>
3 C7H14O + 2 CrO3 + 3 H2SO4 = 3 C7H14O2 + Cr2(SO4)3 + 3 H2O
H2MoO4 + KOH = H2O + K2MoO4 =>
H2MoO4 + 2 KOH = 2 H2O + K2MoO4
C5H9NO3S + NaOH = C5H9NO3SNa + OH =>
C5H9NO3S + NaOH = C5H9NO3SNa + OH
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Sr + CuBr = Cu + SrBr2 =>
Sr + 2 CuBr = 2 Cu + SrBr2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Sm + HCl = SmCl3 + H2 =>
2 Sm + 6 HCl = 2 SmCl3 + 3 H2
Si2Cl6(l) + H2O(l) = SiO2(s) + HCl(g) + H(g) =>
Si2Cl6(l) + 4 H2O(l) = 2 SiO2(s) + 6 HCl(g) + 2 H(g)
Hg(NO2)2 + KOH = Hg(OH)2 + KNO2 =>
Hg(NO2)2 + 2 KOH = Hg(OH)2 + 2 KNO2
K + H2O = KOH + H =>
K + H2O = KOH + H
HCl + O2 = H2O(l) + Cl2(g) =>
4 HCl + O2 = 2 H2O(l) + 2 Cl2(g)
Al + V2O5 = Al2O3 + V =>
10 Al + 3 V2O5 = 5 Al2O3 + 6 V
CsOH + MnCl2 = CsCl + Mn(OH)2 =>
2 CsOH + MnCl2 = 2 CsCl + Mn(OH)2
Si + Cl2 = SiCl4 = =>
Si + 2 Cl2 = SiCl4
Mo + Cl = MoCl =>
Mo + Cl = MoCl
AgF + BaBr2 = AgBr + BaF2 =>
2 AgF + BaBr2 = 2 AgBr + BaF2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Fe2O3 + Al = Fe + Al2O3* =>
Fe2O3 + 2 Al = 2 Fe + Al2O3*
Ag + Mn(NO3)2 = Mn + AgNO3 =>
2 Ag + Mn(NO3)2 = Mn + 2 AgNO3
Pb(CH3COO)2 + H2S = PbS + CH3COOH =>
Pb(CH3COO)2 + H2S = PbS + 2 CH3COOH
V2O5 + Al = V + Al2O3 =>
3 V2O5 + 10 Al = 6 V + 5 Al2O3
MnO2 + K2SO4 + H2SO4 = KMnO4 + SO2 + H2O =>
2 MnO2 + K2SO4 + 2 H2SO4 = 2 KMnO4 + 3 SO2 + 2 H2O
P + HNO3 = H3PO4 + NO2 + H2O =>
P + 5 HNO3 = H3PO4 + 5 NO2 + H2O
C5H11COOH + H2SO4 = H2S + H2O + CO2 =>
C5H11COOH + 4 H2SO4 = 4 H2S + 6 H2O + 6 CO2
CH3CH(CH3)COOH + H2O = CH3CH(CH3)COO + H3O =>
CH3CH(CH3)COOH + H2O = CH3CH(CH3)COO + H3O
H2S + OH{-} = HS{-} + H2O =>
H2S + OH{-} = HS{-} + H2O
HNO3 + LiOH = H2O + LiNO3 =>
HNO3 + LiOH = H2O + LiNO3
ZnO + HNO3 = (Zn(NO3)2) + H2O =>
ZnO + 2 HNO3 = (Zn(NO3)2) + H2O
MgO + CsCl = MgCl2 + Cs2O =>
MgO + 2 CsCl = MgCl2 + Cs2O
Na(OH) + H2Cr2O7 = Na2Cr2O7 + H2O =>
2 Na(OH) + H2Cr2O7 = Na2Cr2O7 + 2 H2O
HgCl2 + LiCH3 = Hg(CH3)2 + LiCl =>
HgCl2 + 2 LiCH3 = Hg(CH3)2 + 2 LiCl
CaF2(aq) + H2SO4(aq) = CaSO4(s) + HF(g) =>
CaF2(aq) + H2SO4(aq) = CaSO4(s) + 2 HF(g)
Ca(ClO3)2(S) = CaCl2(S) + O2(g) =>
Ca(ClO3)2(S) = CaCl2(S) + 3 O2(g)
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