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Na2B4O7 = 2 NaBO2 + B2O3
Al + CaCl2 = Ca + AlCl3 =>
2 Al + 3 CaCl2 = 3 Ca + 2 AlCl3
{226}Rn{88} = {226}Ra{86} =>
{226}Rn{88} = {226}Ra{86}
Ag2SO4 + NaOH = Ag2O + Na2SO4 + H2O =>
Ag2SO4 + 2 NaOH = Ag2O + Na2SO4 + H2O
HCl + Na(OH)2 = H(OH)2 + NaCl =>
HCl + Na(OH)2 = H(OH)2 + NaCl
KMnO4 + MnSO4 + H2O = MnO2 + K2SO4 + H2SO4 =>
2 KMnO4 + 3 MnSO4 + 2 H2O = 5 MnO2 + K2SO4 + 2 H2SO4
PH3 + O2 = P2O3 + H2O =>
2 PH3 + 3 O2 = P2O3 + 3 H2O
C2H5NSCl + O2 = CO + H2O + NO2 + SO3 + HCl =>
2 C2H5NSCl + 9 O2 = 4 CO + 4 H2O + 2 NO2 + 2 SO3 + 2 HCl
Ca(NO3)2(aq) + Na2CO3(aq) = CaCO3 + NaNO3 =>
Ca(NO3)2(aq) + Na2CO3(aq) = CaCO3 + 2 NaNO3
P5O2 = P + O2 =>
P5O2 = 5 P + O2
Br2 + K2S = Br2S + K =>
Br2 + K2S = Br2S + 2 K
VO + H = V + H2O =>
VO + 2 H = V + H2O
H2 = H =>
H2 = 2 H
Mg(s) + HCl(g) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(g) = MgCl2(aq) + H2(g)
KMnO4 + Al + S = K2S + Al2O3 + Mn =>
6 KMnO4 + 16 Al + 3 S = 3 K2S + 8 Al2O3 + 6 Mn
[FeC2O4]*2H2O(s) + O2(g) = Fe2O3(s) + H2O(g) + CO2(g) =>
4[FeC2O4]*2H2O(s) + 3 O2(g) = 2 Fe2O3(s) + 8 H2O(g) + 8 CO2(g)
AlBr3(aq) + Cl2(g) = AlCl3(aq) + Br2 =>
2 AlBr3(aq) + 3 Cl2(g) = 2 AlCl3(aq) + 3 Br2
Pb(NO3)2 + K3Fe(CN)6 = Pb3[Fe(CN)6]2 + KNO3 =>
3 Pb(NO3)2 + 2 K3Fe(CN)6 = Pb3[Fe(CN)6]2 + 6 KNO3
CH3OH(l) + CO(g) = CH3CO2H(aq) =>
CH3OH(l) + CO(g) = CH3CO2H(aq)
SnCl2 + I2 = SnI4 + Cl2 =>
SnCl2 + 2 I2 = SnI4 + Cl2
P2 + O = PO =>
P2 + 2 O = 2 PO
K2CO3(aq) + Ca(NO3)2(aq) = KNO3 + CaCO3 =>
K2CO3(aq) + Ca(NO3)2(aq) = 2 KNO3 + CaCO3
Mg + CO3 = MgCO3 =>
Mg + CO3 = MgCO3
Ag2O + NH3 + H2O = [Ag(NH3)2] + OH =>
Ag2O + 4 NH3 + H2O = 2[Ag(NH3)2] + 2 OH
H2O + Zn + NO3 + OH{-} = Zn(OH)4{2-} + NH3 =>
12 H2O + 9 Zn + 2 NO3 + 18 OH{-} = 9 Zn(OH)4{2-} + 2 NH3
Cr + OH = Cr(OH)2 =>
Cr + 2 OH = Cr(OH)2
C2H6O(l) + O2(g) = CO2 + H2O(g) =>
C2H6O(l) + 3 O2(g) = 2 CO2 + 3 H2O(g)
Au + HClO4 = Au(ClO4)3 + H2 =>
2 Au + 6 HClO4 = 2 Au(ClO4)3 + 3 H2
Fe(OH)2 + H2O2 = Fe(OH)3 =>
2 Fe(OH)2 + H2O2 = 2 Fe(OH)3
CuCl2 + O2 = CuO + Cl2 =>
2 CuCl2 + O2 = 2 CuO + 2 Cl2
Ag + Ca(NO3)2 = AgNO3 + Ca =>
2 Ag + Ca(NO3)2 = 2 AgNO3 + Ca
BaCl2 + NaIO3 = Ba(IO3)2 + NaCl =>
BaCl2 + 2 NaIO3 = Ba(IO3)2 + 2 NaCl
KOH(aq) + NH4Br(aq) = KBr + NH4OH =>
KOH(aq) + NH4Br(aq) = KBr + NH4OH
IBr = I + Br =>
IBr = I + Br
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
AlCl2(s) + KOH(aq) = Al(OH)2(s) + KCl(aq) =>
AlCl2(s) + 2 KOH(aq) = Al(OH)2(s) + 2 KCl(aq)
PCl3 + H2O = P(OH)3 + HCl =>
PCl3 + 3 H2O = P(OH)3 + 3 HCl
SiO2 + H2 = SiH4 + O2 =>
SiO2 + 2 H2 = SiH4 + O2
Mn2O3 = MnO + MnO2 =>
Mn2O3 = MnO + MnO2
Cu(aq) + S(aq) = CuS(s) =>
Cu(aq) + S(aq) = CuS(s)
SF6 = S + F2 =>
SF6 = S + 3 F2
HI(aq) + KHSO3(aq) = KI + H2 + SO3 =>
HI(aq) + KHSO3(aq) = KI + H2 + SO3
AgCl + NH4OH + HNO3 = Ag(NH3)2 + ClOH + H2O =>
8 AgCl + 15 NH4OH + HNO3 = 8 Ag(NH3)2 + 8 ClOH + 10 H2O
C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O
CaCO3 + LiCl = CaCl2 + CO3Li2 =>
CaCO3 + 2 LiCl = CaCl2 + CO3Li2
Sn + Hg(NO3)2 = Sn(NO3) + Hg2 =>
4 Sn + 2 Hg(NO3)2 = 4 Sn(NO3) + Hg2
C6H5NO2 + Fe + HCl = FeCl3 + C6H5NH2 + H2O =>
C6H5NO2 + 2 Fe + 6 HCl = 2 FeCl3 + C6H5NH2 + 2 H2O
Al2(HSO3)3 + H2SO4 = Al2(SO4)3 + H2O + SO2 =>
2 Al2(HSO3)3 + 9 H2SO4 = 2 Al2(SO4)3 + 12 H2O + 9 SO2
C5H11N + O2 = CO2 + H2O + NO2 =>
4 C5H11N + 35 O2 = 20 CO2 + 22 H2O + 4 NO2
C6H14O6 + O2 = CO2 + H2O =>
2 C6H14O6 + 13 O2 = 12 CO2 + 14 H2O
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