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HC = HC1
Cu2O + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu2O + 14 HNO3 = 6 Cu(NO3)2 + 2 NO + 7 H2O
C4 = C2 =>
C4 = 2 C2
FeCl2 + Cl2 + H2SO4 = Fe2(SO4)3 + HCl =>
2 FeCl2 + Cl2 + 3 H2SO4 = Fe2(SO4)3 + 6 HCl
H = H2 =>
2 H = H2
LiH + Cl2 = LiCl + H2 =>
2 LiH + Cl2 = 2 LiCl + H2
Ag(NO3) + NaCl = AgCl + Na(NO3) =>
Ag(NO3) + NaCl = AgCl + Na(NO3)
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
MgCl2KNO3 = MgNO3KCl2 =>
MgCl2KNO3 = MgNO3KCl2
KClO3 + NaCl + H2SO4 = Cl2 + H2O + K2SO4 + Na2SO4 =>
2 KClO3 + 10 NaCl + 6 H2SO4 = 6 Cl2 + 6 H2O + K2SO4 + 5 Na2SO4
ZnS + H2SO4 = ZnSO4 + S + H2O =>
3 ZnS + 4 H2SO4 = 3 ZnSO4 + 4 S + 4 H2O
K2Cr2O2 + FeCl2 + HCl = CrCl3 + KCl + FeCl + H2O =>
K2Cr2O2 + 4 FeCl2 + 4 HCl = 2 CrCl3 + 2 KCl + 4 FeCl + 2 H2O
AgNO3(aq)HCL(aq) = AgCL(s)HNO3(aq) =>
AgNO3(aq)HCL(aq) = AgCL(s)HNO3(aq)
SO2 + Na2O = Na2SO3 =>
SO2 + Na2O = Na2SO3
H2*Br2 = HBr =>
H2*Br2 = 2 HBr
AgNO3 + (NH4)2CrO4 = Ag2CrO4 + NH4NO3 =>
2 AgNO3 + (NH4)2CrO4 = Ag2CrO4 + 2 NH4NO3
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
Cl2 + NH3*H2O = NH4Cl + NH4ClO + H2O =>
Cl2 + 2 NH3*H2O = NH4Cl + NH4ClO + H2O
C2H22O11 + O2 = H2O + CO2 =>
C2H22O11 + 2 O2 = 11 H2O + 2 CO2
CuCl2(aq) + Na2CO3(aq) = CuCO3 + Na2Cl2 =>
CuCl2(aq) + Na2CO3(aq) = CuCO3 + Na2Cl2
Ca + H2O = CaO + H2 =>
Ca + H2O = CaO + H2
CaBr2 + Mg(NO3)2 = Ca(NO3)2 + MgBr2 =>
CaBr2 + Mg(NO3)2 = Ca(NO3)2 + MgBr2
FeSO4 + (NH4)2S = FeS + (NH4)2SO4 =>
FeSO4 + (NH4)2S = FeS + (NH4)2SO4
AlCl3 + Na2CO3 = Al2(CO3)3 + NaCl =>
2 AlCl3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaCl
FeOC = FeCO =>
FeOC = FeCO
Mg + HgO = Hg + MgO =>
Mg + HgO = Hg + MgO
KClO + S + KOH = K2SO3 + H2O + KCl =>
2 KClO + S + 2 KOH = K2SO3 + H2O + 2 KCl
Fe + HNO3(dil) = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3(dil) = Fe(NO3)3 + NO + 2 H2O
Fe2O3(s) + CO(g) = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
S2O3{2-} + I2 = S4O6{2-} + I2{-} =>
2 S2O3{2-} + 2 I2 = S4O6{2-} + 2 I2{-}
Zn + KFe(CN)6 = KZn[Fe(CN)6] =>
Zn + KFe(CN)6 = KZn[Fe(CN)6]
ZnFeCl2 = ZnCl2Fe =>
ZnFeCl2 = ZnCl2Fe
NH4I + Pb(CH3COO)2 = PbI2 + NH4CH3COO =>
2 NH4I + Pb(CH3COO)2 = PbI2 + 2 NH4CH3COO
SO2 + HF = HSO2F =>
SO2 + HF = HSO2F
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Cu + H2TeO4 = CuTeO4 + H2 =>
Cu + H2TeO4 = CuTeO4 + H2
HPO4 + H3PO4 = H2PO4 =>
HPO4 + H3PO4 = 2 H2PO4
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C2H2 + Ni = Ni2C + H2 =>
C2H2 + 4 Ni = 2 Ni2C + H2
Ga + I2 = GaI3 =>
2 Ga + 3 I2 = 2 GaI3
NaBr(s) + H2SO4(aq) = Na2SO4(aq) + SO2(g) + Br2(g) + H2O =>
2 NaBr(s) + 2 H2SO4(aq) = Na2SO4(aq) + SO2(g) + Br2(g) + 2 H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Al + Zn(NO3)2 = Al(NO3)3 + Zn =>
2 Al + 3 Zn(NO3)2 = 2 Al(NO3)3 + 3 Zn
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Zn + OH{-} + H2O = Zn(OH)4{-2} + H2 =>
Zn + 2 OH{-} + 2 H2O = Zn(OH)4{-2} + H2
HCOOHNa = HCONaOH =>
HCOOHNa = HCONaOH
Bi(OH)3 + K2S2O8 = K2SO4 + H2SO4 + KBiO3 =>
2 Bi(OH)3 + 2 K2S2O8 = K2SO4 + 3 H2SO4 + 2 KBiO3
NaOH + H3PO = H2O + Na3PO =>
3 NaOH + H3PO = 3 H2O + Na3PO
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