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2 HCl(aq) + 2 Pt(s) = 2 PtCl(aq) + H2(g)
H4P2O7 + NH4OH = NH4 + P2O7 + H2O =>
H4P2O7 + 4 NH4OH = 4 NH4 + P2O7 + 4 H2O
H2SO4 + Na2CO3*H2O = H2O + CO2 + Na2SO4 =>
H2SO4 + Na2CO3*H2O = 2 H2O + CO2 + Na2SO4
Zn + H3AsO4 + HCl = ZnCl2 + AsH2 + H2O =>
7 Zn + 2 H3AsO4 + 14 HCl = 7 ZnCl2 + 2 AsH2 + 8 H2O
Cu(OH)2 + H3SbO4 = Cu3(SbO4)2 + H2O =>
3 Cu(OH)2 + 2 H3SbO4 = Cu3(SbO4)2 + 6 H2O
Ca(ClO3)2 = Ca(Cl)2 + O2 =>
Ca(ClO3)2 = Ca(Cl)2 + 3 O2
H2O + P4 = PO2 + PH3 =>
24 H2O + 7 P4 = 12 PO2 + 16 PH3
K3 + P + HCl = KCl + PH =>
K3 + 3 P + 3 HCl = 3 KCl + 3 PH
Cu(s) + S(g) = CuS2(s) =>
Cu(s) + 2 S(g) = CuS2(s)
MnO2 + HBr = MnBr2 + Br2 + H2O =>
MnO2 + 4 HBr = MnBr2 + Br2 + 2 H2O
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Zn(NH3)4 + H2SO4 = Zn + (NH4)2SO4 =>
Zn(NH3)4 + 2 H2SO4 = Zn + 2(NH4)2SO4
TiO2 + H2 = Ti2O + H2O =>
2 TiO2 + 3 H2 = Ti2O + 3 H2O
Rb + CH3COOH = RbCH3COO + H2 =>
2 Rb + 2 CH3COOH = 2 RbCH3COO + H2
Mg(s) + FeCl2(aq) = MgCl2(aq) + Fe(s) =>
Mg(s) + FeCl2(aq) = MgCl2(aq) + Fe(s)
K2Cr2O7 + C5H12O + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + CO2 =>
5 K2Cr2O7 + C5H12O + 20 H2SO4 = 5 Cr2(SO4)3 + 5 K2SO4 + 26 H2O + 5 CO2
Al + NaNO3 + NaOH + H2O = NH3 + Na2[Al(OH)4] =>
4 Al + NaNO3 + 7 NaOH + 6 H2O = NH3 + 4 Na2[Al(OH)4]
Ba(OH)2(s) + NH4SCN(s) = Ba(SCN)2(s) + H2O(l) + NH3(g) =>
Ba(OH)2(s) + 2 NH4SCN(s) = Ba(SCN)2(s) + 2 H2O(l) + 2 NH3(g)
Cu(OH)2 + C6H1206 = Cu2O + C6H12O7 + H2 =>
14 Cu(OH)2 + 3 C6H1206 = 7 Cu2O + 3 C6H12O7 + 1805 H2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Br2 + HI = HBr + I2 =>
Br2 + 2 HI = 2 HBr + I2
BaCrO4 + HNO3 = Ba(NO3)2 + H2CrO4 =>
BaCrO4 + 2 HNO3 = Ba(NO3)2 + H2CrO4
IO3{-} + I{-} + H{+} = I3{-} + H2O =>
IO3{-} + 8 I{-} + 6 H{+} = 3 I3{-} + 3 H2O
Li(OH) + Na(OH) + H2SO4 = LiNaSO4 + H2O =>
Li(OH) + Na(OH) + H2SO4 = LiNaSO4 + 2 H2O
Rb2SO4 + CaCl2 = Rb2Cl2 + CaSO4 =>
Rb2SO4 + CaCl2 = Rb2Cl2 + CaSO4
BrO3 + H2S = Br + HSO4 + H2O =>
3 BrO3 + 2 H2S = 3 Br + 2 HSO4 + H2O
Fe + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe + 6 H2SO4 = Fe2(SO4)3 + 3 SO2 + 6 H2O
C2H6(l) = C2H4(g) + H2(g) =>
C2H6(l) = C2H4(g) + H2(g)
Ba3N2 + Si2O4 = BaO + Si3N4 =>
4 Ba3N2 + 3 Si2O4 = 12 BaO + 2 Si3N4
KOH + Cl2 = HClO3 + KCl + H2O =>
5 KOH + 3 Cl2 = HClO3 + 5 KCl + 2 H2O
Mg(NO3)2 + (NH4)2C2O4 = MgC2O4 + NH4NO3 =>
Mg(NO3)2 + (NH4)2C2O4 = MgC2O4 + 2 NH4NO3
Na3PO4 + P = PPO4 + Na =>
Na3PO4 + P = PPO4 + 3 Na
CH3COOH + NH3 = CH3CONH2 + H2O =>
CH3COOH + NH3 = CH3CONH2 + H2O
CdCl2 + KI = CdI2 + KCl =>
CdCl2 + 2 KI = CdI2 + 2 KCl
KF + Ag(NO3) = K(NO3) + AgF =>
KF + Ag(NO3) = K(NO3) + AgF
NaBH4 + C13H8O + CH3OH = C3H6O + BNa =>
2 NaBH4 + C13H8O + 5 CH3OH = 6 C3H6O + 2 BNa
Na2CO3 + Fe2O3 = Fe2(CO3)3 + Na2O =>
3 Na2CO3 + Fe2O3 = Fe2(CO3)3 + 3 Na2O
Cu + NaOH = Cu(NaOH)2 =>
Cu + 2 NaOH = Cu(NaOH)2
Ca(OH)2 + H2SO4 = CaSO4 + H2 + OH =>
Ca(OH)2 + H2SO4 = CaSO4 + H2 + 2 OH
XFeS2 + XO2 + XH2O = XFe + XSO4 + XH =>
3 XFeS2 + 10 XO2 + 4 XH2O = 3 XFe + 6 XSO4 + 8 XH
LiOH + H2CO3 = Li2CO3 + H2O =>
2 LiOH + H2CO3 = Li2CO3 + 2 H2O
Mg + HNO3 = Mg(NO3)2 + H4 =>
2 Mg + 4 HNO3 = 2 Mg(NO3)2 + H4
Fe2O3 + LiOH = Li3FeO3 + H2O =>
Fe2O3 + 6 LiOH = 2 Li3FeO3 + 3 H2O
Os(OH)6 + H2SO2 = Os(SO2)3 + H2O =>
Os(OH)6 + 3 H2SO2 = Os(SO2)3 + 6 H2O
AgNO3 + Na + SO4 = Ag2SO4 + NO3Na2 =>
2 AgNO3 + 4 Na + SO4 = Ag2SO4 + 2 NO3Na2
C15H26O6 + NaOH = C4H7O2Na + C3H8O3 =>
C15H26O6 + 3 NaOH = 3 C4H7O2Na + C3H8O3
C2H5Cl + O2 = Cl2 + H2O + CO2 =>
4 C2H5Cl + 13 O2 = 2 Cl2 + 10 H2O + 8 CO2
H2SO4 + Ag + O2 = Ag2SO4 + H2O =>
2 H2SO4 + 4 Ag + O2 = 2 Ag2SO4 + 2 H2O
KCl + NaNO3 = KNO3 + NaCl =>
KCl + NaNO3 = KNO3 + NaCl
Cr(OH)2 + O2 + HCl = Cr(OH)3 + CrCl3 =>
12 Cr(OH)2 + 3 O2 + 6 HCl = 10 Cr(OH)3 + 2 CrCl3
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