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2 Si + 3 MnO2 = 2 MnSiO3 + Mn
Ag(NO3)2 + CaCl = AgCl + Ca(NO3)2 =>
Ag(NO3)2 + CaCl = AgCl + Ca(NO3)2
BaCI2 + AgNO3 = BaAg + NO3CI2 =>
BaCI2 + AgNO3 = BaAg + NO3CI2
C8H7O2COOH + NaOH = NaCOOH + C8H7O2OH =>
C8H7O2COOH + NaOH = NaCOOH + C8H7O2OH
Co(NO3)2 + K2CrO4 = CoCrO4 + KNO3 =>
Co(NO3)2 + K2CrO4 = CoCrO4 + 2 KNO3
Au(s) + HCl(aq) = AuCl(s) + H2(g) =>
2 Au(s) + 2 HCl(aq) = 2 AuCl(s) + H2(g)
MgSO4(aq) + NaOH(aq) = Mg(OH)2(s) + Na2SO4(aq) =>
MgSO4(aq) + 2 NaOH(aq) = Mg(OH)2(s) + Na2SO4(aq)
FeSO4(aq) + Ba(OH)2(aq) = Fe(OH)2 + BaSO4(s) =>
FeSO4(aq) + Ba(OH)2(aq) = Fe(OH)2 + BaSO4(s)
Ni2(CO3)3 = Ni + CO3 =>
Ni2(CO3)3 = 2 Ni + 3 CO3
C33H68 + O2 = CO2 + H2O =>
C33H68 + 50 O2 = 33 CO2 + 34 H2O
Cu + Pb(SO4)2 = Cu(SO4) + Pb =>
2 Cu + Pb(SO4)2 = 2 Cu(SO4) + Pb
ZnS + H2O2 = ZnSO4 + H2O =>
ZnS + 4 H2O2 = ZnSO4 + 4 H2O
Ca(OH)2 + Na2CO3 = CaCO3 + NaOH =>
Ca(OH)2 + Na2CO3 = CaCO3 + 2 NaOH
BaS + O2 = BaO + SO2 =>
2 BaS + 3 O2 = 2 BaO + 2 SO2
Ca + H2CO3 = CaCO3 + H2 =>
Ca + H2CO3 = CaCO3 + H2
Mg(OH)2 + Cu = CuOH + Mg =>
Mg(OH)2 + 2 Cu = 2 CuOH + Mg
NH5O + H3PO4 = N3H12PO4 + H2O =>
3 NH5O + H3PO4 = N3H12PO4 + 3 H2O
FeI2 = Fe + I2 =>
FeI2 = Fe + I2
Al2O3 + Fe2O3 + O2 = AlFeO4 =>
Al2O3 + Fe2O3 + O2 = 2 AlFeO4
Cu(O) + H2SO4 = CuSO4 + H2O =>
Cu(O) + H2SO4 = CuSO4 + H2O
Sr + Al(NO3)3 = Al + Sr(NO3)2 =>
3 Sr + 2 Al(NO3)3 = 2 Al + 3 Sr(NO3)2
HOC6H11 + HNO3 = OC6H10 + HNO2 + H2O =>
HOC6H11 + HNO3 = OC6H10 + HNO2 + H2O
CH3COOH + P2O5 = (CH3CO)2O + P(OH)5 =>
10 CH3COOH + P2O5 = 5(CH3CO)2O + 2 P(OH)5
Al(s) + FeO(s) = Fe(s) + Al2O3(s) =>
2 Al(s) + 3 FeO(s) = 3 Fe(s) + Al2O3(s)
Cr(OH)2 + OH = CrO4 + H2O =>
Cr(OH)2 + 6 OH = CrO4 + 4 H2O
Fe + H2SO4(aq) = FeSO4 + H2 =>
Fe + H2SO4(aq) = FeSO4 + H2
H2PO4{-} + NaOH = Na{+} + HPO4{-2} + H2O =>
H2PO4{-} + NaOH = Na{+} + HPO4{-2} + H2O
(c)NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2(c)NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
KBr + MnO2 + H2SO4 = K2Mn(SO4)2 + Br2 + H2O =>
2 KBr + MnO2 + 2 H2SO4 = K2Mn(SO4)2 + Br2 + 2 H2O
H2S + FeBr3 = HBr + Fe2S3 =>
3 H2S + 2 FeBr3 = 6 HBr + Fe2S3
C2H5OH + H2SO4 = CH3OSO2OH + H2O =>
C2H5OH + 2 H2SO4 = 2 CH3OSO2OH + H2O
C2H5OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + CH3CHO + K2SO4 + H2O =>
3 C2H5OH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + 3 CH3CHO + K2SO4 + 7 H2O
C45H86O6 + NaOH = C14H27O2Na + C3H8O3 =>
C45H86O6 + 3 NaOH = 3 C14H27O2Na + C3H8O3
Na2CO3 + COCl2 + H2O = NaHCO3 + NaCl =>
3 Na2CO3 + COCl2 + 2 H2O = 4 NaHCO3 + 2 NaCl
KBr(aq) + NaI(aq) = KI(aq) + NaBr(aq) =>
KBr(aq) + NaI(aq) = KI(aq) + NaBr(aq)
AgNO3 + Ca(NO3)2 = AgCa + NO3 =>
AgNO3 + Ca(NO3)2 = AgCa + 3 NO3
Fe + H2SO3 = H2 + Fe2(SO3)3 =>
2 Fe + 3 H2SO3 = 3 H2 + Fe2(SO3)3
N2(g) + H2(g) + O2(g) = NH4NO3(s) =>
2 N2(g) + 4 H2(g) + 3 O2(g) = 2 NH4NO3(s)
S2O8{-2} + I{-} = SO4{2-} + I2 =>
S2O8{-2} + 2 I{-} = 2 SO4{2-} + I2
Cu(OH)2 + H(CH3COO) = Cu(CH3COO)2 + H(OH) =>
Cu(OH)2 + 2 H(CH3COO) = Cu(CH3COO)2 + 2 H(OH)
NaHS + KMnO4 + H2O = KOH + NaOH + MnO2 + S =>
3 NaHS + 2 KMnO4 + H2O = 2 KOH + 3 NaOH + 2 MnO2 + 3 S
Eu + H2SO4 = Eu2(SO4)3 + H2 =>
2 Eu + 3 H2SO4 = Eu2(SO4)3 + 3 H2
MnO4{-} + HSO3{-} + H{-} = MnO2 + SO4{2-} + H2O =>
4 MnO4{-} + 5 HSO3{-} + H{-} = 4 MnO2 + 5 SO4{2-} + 3 H2O
HCH3CO2(aq) + NaOH(aq) = NaCH3CO2(aq) + H2O(l) =>
HCH3CO2(aq) + NaOH(aq) = NaCH3CO2(aq) + H2O(l)
Br + NH3 = NH4Br + N2 =>
6 Br + 8 NH3 = 6 NH4Br + N2
HCl + SnCl2 + O3 = SnCl4 + H2O =>
6 HCl + 3 SnCl2 + O3 = 3 SnCl4 + 3 H2O
NaClO2 + KI + H2SO4 = I2 + NaCl + K2SO4 + H2O =>
NaClO2 + 4 KI + 2 H2SO4 = 2 I2 + NaCl + 2 K2SO4 + 2 H2O
ZnC2O4 = Zn + C2 + O4 =>
ZnC2O4 = Zn + C2 + O4
Au + Fe(NO3)2 = Au(NO3)3 + Fe =>
2 Au + 3 Fe(NO3)2 = 2 Au(NO3)3 + 3 Fe
K2MnO4 + KI + H2SO4 = I2 + MnSO4 + K2SO4 + H2O =>
K2MnO4 + 4 KI + 4 H2SO4 = 2 I2 + MnSO4 + 3 K2SO4 + 4 H2O
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