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Cu + 8 HNO2 = Cu(NO3)2 + 6 NO + 4 H2O
CU(s) + HCl(aq) = CUCl2(aq) + H2(g) =>
CU(s) + 2 HCl(aq) = CUCl2(aq) + H2(g)
Cu + S = Cu2S =>
2 Cu + S = Cu2S
Sb2O3 + KIO3 + HCl + H2O = HSb(OH)6 + KCl + ICl =>
Sb2O3 + KIO3 + 2 HCl + 6 H2O = 2 HSb(OH)6 + KCl + ICl
ZnS + H2O = H2S + Zn(OH)2 =>
ZnS + 2 H2O = H2S + Zn(OH)2
Al + CuCl2*H2O = AlCl3 + Cu2 + H2O =>
4 Al + 6 CuCl2*H2O = 4 AlCl3 + 3 Cu2 + 6 H2O
Cl + Ca(OH)2 = Ca(ClO)Cl + H2O =>
2 Cl + Ca(OH)2 = Ca(ClO)Cl + H2O
Rh + O2 = Rh2O3 =>
4 Rh + 3 O2 = 2 Rh2O3
HCl + Br2 = H2 + BrCl =>
2 HCl + Br2 = H2 + 2 BrCl
C3H6O(l) + O2 = CO2(g) + H2O(l) =>
C3H6O(l) + 4 O2 = 3 CO2(g) + 3 H2O(l)
(CH3)3N + H2O = (CH4)3N + OH =>
(CH3)3N + 3 H2O = (CH4)3N + 3 OH
NH3 + HNO3 = NH4 + NO3 =>
NH3 + HNO3 = NH4 + NO3
KNO3(s) + C(s) = K2CO3(s) + N2(g) + CO2(g) =>
4 KNO3(s) + 5 C(s) = 2 K2CO3(s) + 2 N2(g) + 3 CO2(g)
P + Br2 = PBr5 =>
2 P + 5 Br2 = 2 PBr5
Zn3N2 + H2O = Zn(OH)2 + NH3 =>
Zn3N2 + 6 H2O = 3 Zn(OH)2 + 2 NH3
KOH(aq) = K2O + H2O =>
2 KOH(aq) = K2O + H2O
CO + H2O = H2CO2 =>
CO + H2O = H2CO2
CO2(g) + H2O(g) = CH4(g) + O2(g) =>
CO2(g) + 2 H2O(g) = CH4(g) + 2 O2(g)
Mg + CuCl2 = MgCl2 + Cu2 =>
2 Mg + 2 CuCl2 = 2 MgCl2 + Cu2
FeSO4 + NO = FeSO4NO =>
FeSO4 + NO = FeSO4NO
MoS2 + O2 + NaOH = Na2MoO4 + Na2SO4 + H2O =>
2 MoS2 + 9 O2 + 12 NaOH = 2 Na2MoO4 + 4 Na2SO4 + 6 H2O
Hg + HBr = HgBr2 + H =>
Hg + 2 HBr = HgBr2 + 2 H
SO4 + O2 = SO6 =>
SO4 + O2 = SO6
PbO2 + H2SO4 + KI = PbSO4 + K2SO4 + H2O + I2 =>
PbO2 + 2 H2SO4 + 2 KI = PbSO4 + K2SO4 + 2 H2O + I2
NaF + B2O3 = NaBO2 + BF3 =>
3 NaF + 2 B2O3 = 3 NaBO2 + BF3
K2SO3 + SrCl2 = SrSO3 + KCl =>
K2SO3 + SrCl2 = SrSO3 + 2 KCl
Ag + Cd(NO3)2 = Cd + Ag(NO3)2 =>
Ag + Cd(NO3)2 = Cd + Ag(NO3)2
(NH4)3PO4(aq) + CaBr2(aq) = Ca3(PO4)2(s) + NH4Br(aq) =>
2(NH4)3PO4(aq) + 3 CaBr2(aq) = Ca3(PO4)2(s) + 6 NH4Br(aq)
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
AlCu + HCl = AlCl3 + CuCl2 + H2 =>
2 AlCu + 10 HCl = 2 AlCl3 + 2 CuCl2 + 5 H2
MgCl2 + Hg2(NO3)2 = Mg(NO3)2 + HgCl =>
MgCl2 + Hg2(NO3)2 = Mg(NO3)2 + 2 HgCl
NaO + H2O = NaOH + OH =>
NaO + H2O = NaOH + OH
C8H18 + Br2 = C8H17 + HBr =>
2 C8H18 + Br2 = 2 C8H17 + 2 HBr
Fe + CO = Fe(CO)6 =>
Fe + 6 CO = Fe(CO)6
KBrO4 + KBr = KBrO3 =>
3 KBrO4 + KBr = 4 KBrO3
CaS + I2 + HCl = CaCl2 + HI + S8 =>
8 CaS + 8 I2 + 16 HCl = 8 CaCl2 + 16 HI + S8
Ag + Mg(NO3)2 = Ag(NO3)2 + Mg =>
Ag + Mg(NO3)2 = Ag(NO3)2 + Mg
Tl + O2 = TlO2 =>
Tl + O2 = TlO2
Li3P + O2 = Li2O + P =>
4 Li3P + 3 O2 = 6 Li2O + 4 P
CdCl2(ag) + HS = CdS2(s) + HCl =>
CdCl2(ag) + 2 HS = CdS2(s) + 2 HCl
HCOOH + H2SO4 = CO2 + H2O + SO2 =>
HCOOH + H2SO4 = CO2 + 2 H2O + SO2
FeO + SiO2 = *2FeO*SiO2 =>
2 FeO + SiO2 = *2FeO*SiO2
CaCl2 + AgNO3 = AgCl + Ca(NO3)2 =>
CaCl2 + 2 AgNO3 = 2 AgCl + Ca(NO3)2
Cr2(SO4)3 + H2O = Cr(OH)3 + H2SO4 =>
Cr2(SO4)3 + 6 H2O = 2 Cr(OH)3 + 3 H2SO4
CH3CHO + Cu(OH)2 + NaOH = HCOONa + Cu2O + H2O =>
CH3CHO + 6 Cu(OH)2 + 2 NaOH = 2 HCOONa + 3 Cu2O + 8 H2O
I2 + OH{-} = I{-} + IO{-} + H2O =>
I2 + 2 OH{-} = I{-} + IO{-} + H2O
CO2 + H = CO + H2O =>
CO2 + 2 H = CO + H2O
H2SO4 + KOH = KH2 + SO4 + H2O =>
3 H2SO4 + 2 KOH = 2 KH2 + 3 SO4 + 2 H2O
Hg + H2S = Hg2S + H2 =>
2 Hg + H2S = Hg2S + H2
CaBr2 = Br2 + Ca =>
CaBr2 = Br2 + Ca
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