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Cu2S(cr) + 12 HNO3(aq) = Cu(NO3)2(aq) + CuSO4(aq) + 10 NO2(g) + 6 H2O
C2HCu + HCl = C2H2 + CuCl =>
C2HCu + HCl = C2H2 + CuCl
FeS + H2 = H2S + Fe =>
FeS + H2 = H2S + Fe
CuCl2 + AgNO3 = AgCl + Cu(NO3)2 =>
CuCl2 + 2 AgNO3 = 2 AgCl + Cu(NO3)2
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
HCl + Na2CO3 = NaCl + H2CO3 = CO2 + H2O =>
2 HCl + Na2CO3 = 2 NaCl + H2CO3
ZnSO4() + NaOH() = Zn(OH)2 + Na2SO4() =>
ZnSO4() + 2 NaOH() = Zn(OH)2 + Na2SO4()
KOH + HCI = KCI + OH2 =>
KOH + HCI = KCI + OH2
PB(No3)2 + KI = PBI2 + KNo3 =>
PB(No3)2 + 2 KI = PBI2 + 2 KNo3
CaCl + Na(OH) = Ca(OH) + NaCl =>
CaCl + Na(OH) = Ca(OH) + NaCl
K2Cr2O7 + NaOH + Na2SO3 = Na2CrO4 + K2SO3 + H2O =>
K2Cr2O7 + 2 NaOH + Na2SO3 = 2 Na2CrO4 + K2SO3 + H2O
MnO4{-} + SO3{-2} + H{+} = MnO2 + SO4{-2} + H2O =>
2 MnO4{-} + 3 SO3{-2} + 2 H{+} = 2 MnO2 + 3 SO4{-2} + H2O
Si3H + O = Si2O + H2O =>
2 Si3H + 4 O = 3 Si2O + H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
K4[Fe(CN)6] + KNO2 + H2SO4 = N2 + K3[Fe(CN)6] + K2SO4 + H2O =>
6 K4[Fe(CN)6] + 2 KNO2 + 4 H2SO4 = N2 + 6 K3[Fe(CN)6] + 4 K2SO4 + 4 H2O
Mg(OH)2FeO = MgOFe(OH)2 =>
Mg(OH)2FeO = MgOFe(OH)2
CuCl2KOH = Cu(OH)KCl2 =>
CuCl2KOH = Cu(OH)KCl2
Cu2O + H2SO4 = CuSO4 + SO2 + H2O = BaCl2 =>
Cu2O + 3 H2SO4 = 2 CuSO4 + SO2 + 3 H2O
Cr(OH)2 + HNO3 = Cr(NO3)3 + H2O + NO2 =>
Cr(OH)2 + 4 HNO3 = Cr(NO3)3 + 3 H2O + NO2
KOH + ZnCl2 = Zn(OH)2 + KCl =>
2 KOH + ZnCl2 = Zn(OH)2 + 2 KCl
FeO + SO2 = Fe(SO3) =>
FeO + SO2 = Fe(SO3)
PB + H2S = PBS + H2 =>
PB + H2S = PBS + H2
Fe2O3 + O2 = FeO3 =>
2 Fe2O3 + 3 O2 = 4 FeO3
Bi2O3 + Cl2 + KOH = KBiO3 + KCl + H2O =>
Bi2O3 + 2 Cl2 + 6 KOH = 2 KBiO3 + 4 KCl + 3 H2O
HCl + Ba(NO3)2 = BaCl2 + HNO3 =>
2 HCl + Ba(NO3)2 = BaCl2 + 2 HNO3
AlCl3 + NaOH = [Al(OH)2]Cl + NaCl =>
AlCl3 + 2 NaOH = [Al(OH)2]Cl + 2 NaCl
Na{-} + Br{+} = NaBr =>
Na{-} + Br{+} = NaBr
(NH4)OH + H2SO4 = (NH4)2SO4 + H2O =>
2(NH4)OH + H2SO4 = (NH4)2SO4 + 2 H2O
MgH + H2O = Mg(OH)2 + H2 =>
2 MgH + 4 H2O = 2 Mg(OH)2 + 3 H2
KI + H2O = KOH + H2I2 =>
2 KI + 2 H2O = 2 KOH + H2I2
HC + C = HC2 =>
HC + C = HC2
Al(NO3)3 + HOH = Al(OH)(NO3)2 + HNO3 =>
Al(NO3)3 + HOH = Al(OH)(NO3)2 + HNO3
NaCl + KBr = NaBr + KCl =>
NaCl + KBr = NaBr + KCl
NaSbO2 + Ag(NH3)2OH + H2O = NaSb(OH)6 + Ag + NH3 =>
NaSbO2 + 2 Ag(NH3)2OH + 2 H2O = NaSb(OH)6 + 2 Ag + 4 NH3
CrPO4 + Ba(OH)2 = Cr(OH)3 + Ba3(PO4)2 =>
2 CrPO4 + 3 Ba(OH)2 = 2 Cr(OH)3 + Ba3(PO4)2
K2Co3 + HCl = KCl + H2Co3 =>
K2Co3 + 2 HCl = 2 KCl + H2Co3
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NH4O5 + (NH4)2ClH9 = N2 + Cl + H2O =>
34 NH4O5 + 12(NH4)2ClH9 = 29 N2 + 12 Cl + 170 H2O
C2H6OCH3COOH = CH3COOCH2CH3H2O =>
C2H6OCH3COOH = CH3COOCH2CH3H2O
NaIO3 + Cl2 + KOH = NaIO4 + KCl + H2O =>
NaIO3 + Cl2 + 2 KOH = NaIO4 + 2 KCl + H2O
Cu + MgO = CuO + Mg =>
Cu + MgO = CuO + Mg
KOH + HCI = KCI + OH2 =>
KOH + HCI = KCI + OH2
UO2SO4 + Zn + H2SO4 = U(SO4)2 + ZnSO4 + H2O =>
UO2SO4 + Zn + 2 H2SO4 = U(SO4)2 + ZnSO4 + 2 H2O
Fe(OH)2 + H2O + O2 = Fe(OH)3 =>
4 Fe(OH)2 + 2 H2O + O2 = 4 Fe(OH)3
AlCl3 + CaCl2 + H2O = Ca(AlO2)2 + HCl =>
2 AlCl3 + CaCl2 + 4 H2O = Ca(AlO2)2 + 8 HCl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
Na2CO3KOH = Na2OHKCO3 =>
Na2CO3KOH = Na2OHKCO3
Fe(HCO3)2 + KMnO4 + H2O = Fe(OH)3 + MnO2 + KHCO3 + CO2 =>
3 Fe(HCO3)2 + KMnO4 + 2 H2O = 3 Fe(OH)3 + MnO2 + KHCO3 + 5 CO2
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