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2 HCl + F2 = H2F2 + 2 Cl
H2O + HCHO + (CH2)6N4 + (NH4)2SO4 + NaNO2 = (NO)2C5H10N4 + Na2SO4*10H2O =>
12 H2O + 4 HCHO + (CH2)6N4 + 2(NH4)2SO4 + 4 NaNO2 = 2(NO)2C5H10N4 + 2 Na2SO4*10H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
MgCl2 + Na2S = MgS + NaCl =>
MgCl2 + Na2S = MgS + 2 NaCl
CaC2 + H2O = Ca(OH)2 + HC = CH =>
CaC2 + 2 H2O = Ca(OH)2 + 2 HC
Na + (H)2O = NaOH + H2 =>
2 Na + 2(H)2O = 2 NaOH + H2
Sb2O3 + H = Sb + H2O =>
Sb2O3 + 6 H = 2 Sb + 3 H2O
Mn + MgO = Mn2O3 + Mg =>
2 Mn + 3 MgO = Mn2O3 + 3 Mg
Li(s) + MgCl2(aq) = LiCl2(aq) + Mg(s) =>
Li(s) + MgCl2(aq) = LiCl2(aq) + Mg(s)
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Zn(NO3)2 + NaOH = Zn(OH)2 + NaNO3 =>
Zn(NO3)2 + 2 NaOH = Zn(OH)2 + 2 NaNO3
CH3CH2COOH + Al = (CH3CH2COO)Al + H2 =>
2 CH3CH2COOH + 2 Al = 2(CH3CH2COO)Al + H2
K1 + Cl2 = KCl =>
2 K1 + Cl2 = 2 KCl
CuCl2 + K4(FeCN6) = Cu4(FeCN6)2 + KCl =>
4 CuCl2 + 2 K4(FeCN6) = Cu4(FeCN6)2 + 8 KCl
Pb(NO3)2(aq) + CrCl2(aq) = PbCl2(s) + Cr(NO3)2(aq) =>
Pb(NO3)2(aq) + CrCl2(aq) = PbCl2(s) + Cr(NO3)2(aq)
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
Na2Si3O7 + H2SO4 = SiO2 + Na2SO4 + H2O =>
Na2Si3O7 + H2SO4 = 3 SiO2 + Na2SO4 + H2O
HClO4 + CH3NH2 = NH3 + CH3ClO4 =>
HClO4 + CH3NH2 = NH3 + CH3ClO4
MgS + H3PO4 = MgPO4 + H3S =>
MgS + H3PO4 = MgPO4 + H3S
C12H26 + O2 = CO + H2O =>
2 C12H26 + 25 O2 = 24 CO + 26 H2O
Zn(s) + HCl(ac) = ZnCl2(s) + H2(g) =>
Zn(s) + 2 HCl(ac) = ZnCl2(s) + H2(g)
PO4 + CaCO3 = Ca3(PO4)2 + CO3 =>
2 PO4 + 3 CaCO3 = Ca3(PO4)2 + 3 CO3
P + Sn = PSn =>
P + Sn = PSn
ZnI2 + H2O = Zn(H2O)2I2 =>
ZnI2 + 2 H2O = Zn(H2O)2I2
FeS + H2O = H2S + FeO =>
FeS + H2O = H2S + FeO
KCIO3(s) = KCI(c) + O2 =>
2 KCIO3(s) = 2 KCI(c) + 3 O2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
AgNO3 = Ag + O2 + N2 =>
2 AgNO3 = 2 Ag + 3 O2 + N2
SO + KO = K2SO3 =>
SO + 2 KO = K2SO3
Cl2 + Br2 = BrCl =>
Cl2 + Br2 = 2 BrCl
MnI4 + AlPO4 = Mn3(PO4)4 + AlI3 =>
3 MnI4 + 4 AlPO4 = Mn3(PO4)4 + 4 AlI3
Ce + H2O = Ce(OH)2 + H2 =>
Ce + 2 H2O = Ce(OH)2 + H2
Fe(OH)3 + H2Co3 = H2O + Fe2(Co3)3 =>
2 Fe(OH)3 + 3 H2Co3 = 6 H2O + Fe2(Co3)3
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Br2 + CO3{2-} + H2O = Br{-} + BrO3{-} + HCO3{-} =>
3 Br2 + 6 CO3{2-} + 3 H2O = 5 Br{-} + BrO3{-} + 6 HCO3{-}
Al2O3 + FeBr2 = AlBr3 + FeO =>
Al2O3 + 3 FeBr2 = 2 AlBr3 + 3 FeO
ClO3{-} + H2S = Cl{-} + SO4{-2} + H{+} =>
4 ClO3{-} + 3 H2S = 4 Cl{-} + 3 SO4{-2} + 6 H{+}
C5H10O5 = C2H6O + CO2 =>
3 C5H10O5 = 5 C2H6O + 5 CO2
C3H6O + Ag(NH3)2OH = C2H5COOH + Ag + NH3 + H2O =>
C3H6O + 2 Ag(NH3)2OH = C2H5COOH + 2 Ag + 4 NH3 + H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
WO3 + Cl2 = WCl6 + O2 =>
2 WO3 + 6 Cl2 = 2 WCl6 + 3 O2
V(NO3)5 = V2O5 + NO2 + O2 =>
4 V(NO3)5 = 2 V2O5 + 20 NO2 + 5 O2
CaS(s) + HBr(aq) = CaBr2 + H2S =>
CaS(s) + 2 HBr(aq) = CaBr2 + H2S
KCN + I2 = KI + CNI =>
KCN + I2 = KI + CNI
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
C12H23(l) + O2(g) = CO2(g) + H2O(l) =>
4 C12H23(l) + 71 O2(g) = 48 CO2(g) + 46 H2O(l)
KBr + ZnCO3 = K2CO3 + ZnBr2 =>
2 KBr + ZnCO3 = K2CO3 + ZnBr2
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
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