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MgCO3(s) + H2SO4(aq) = CO2 + H2O + MgSO4
CuI2 + Br = CuBr + I =>
CuI2 + Br = CuBr + 2 I
C6H5NH2 + HNO3 = C6H2(NO2)3NH2 + H2O =>
C6H5NH2 + 3 HNO3 = C6H2(NO2)3NH2 + 3 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
*2Na*2H2O = *2NaOH + H2 =>
*2Na*2H2O = *2NaOH + H2
C2H5COOH + C2H5OH = C2H5COOCH3 + H2O =>
2 C2H5COOH + C2H5OH = 2 C2H5COOCH3 + H2O
C3H6(g) + NH3(g) + O2(g) = C3H3N(l) + H2O(g) =>
2 C3H6(g) + 2 NH3(g) + 3 O2(g) = 2 C3H3N(l) + 6 H2O(g)
Mg(NO3)2 + KSO4 = Mg(SO4)2 + KNO3 =>
Mg(NO3)2 + 2 KSO4 = Mg(SO4)2 + 2 KNO3
Zn(NO3)2 + KI = ZnI2 + KNO3 =>
Zn(NO3)2 + 2 KI = ZnI2 + 2 KNO3
CuCl + O2 + H2O = Cu3Cl2(OH)4 + CuCl2 =>
4 CuCl + O2 + 2 H2O = Cu3Cl2(OH)4 + CuCl2
FeCl3 + Na2SO3 + H2O = Fe(OH)3 + SO2 + NaCl =>
2 FeCl3 + 3 Na2SO3 + 3 H2O = 2 Fe(OH)3 + 3 SO2 + 6 NaCl
P + KIO3 + H2O = H3PO4 + KI =>
6 P + 5 KIO3 + 9 H2O = 6 H3PO4 + 5 KI
AgNO3(aq) + (NH4)2SO4(aq) = Ag2SO4 + (NH4)NO3 =>
2 AgNO3(aq) + (NH4)2SO4(aq) = Ag2SO4 + 2(NH4)NO3
H2 + Ar = H2Ar =>
H2 + Ar = H2Ar
CuOH + HCl = CuCl + H2O =>
CuOH + HCl = CuCl + H2O
KI + HNO3 = I2 + NO2 + KNO3 + H2O =>
2 KI + 4 HNO3 = I2 + 2 NO2 + 2 KNO3 + 2 H2O
Fe2O3 + NaOH + H2O = Na3[Fe(OH)6] =>
Fe2O3 + 6 NaOH + 3 H2O = 2 Na3[Fe(OH)6]
Ba + P = Ba4P2 =>
4 Ba + 2 P = Ba4P2
Na2S(aq) + HNO3(aq) = H2S(aq) + NaNO3(aq) =>
Na2S(aq) + 2 HNO3(aq) = H2S(aq) + 2 NaNO3(aq)
Au + Cl2 = AuCl3 =>
2 Au + 3 Cl2 = 2 AuCl3
C7H12(l) + O2(g) = CO2(g) + H2O(l) =>
C7H12(l) + 10 O2(g) = 7 CO2(g) + 6 H2O(l)
S + BaCl2 = SCl2 + Ba =>
S + BaCl2 = SCl2 + Ba
C2H6O + K2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H6O + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
CoCl3 = CoCl2 + Cl2 =>
2 CoCl3 = 2 CoCl2 + Cl2
Sn3(PO4)4 + Na2CO3 = Sn2(CO3)4 + Na3PO4 =>
2 Sn3(PO4)4 + 12 Na2CO3 = 3 Sn2(CO3)4 + 8 Na3PO4
NO(g) + O2(g) + H2O(l) = HNO3(aq) =>
4 NO(g) + 3 O2(g) + 2 H2O(l) = 4 HNO3(aq)
C2H5OH = C + H2 + O2 =>
2 C2H5OH = 4 C + 6 H2 + O2
FeS + H2O = Fe(OH)2 + H2S =>
FeS + 2 H2O = Fe(OH)2 + H2S
KI + BiI3 = K3Bi2I9 =>
3 KI + 2 BiI3 = K3Bi2I9
NO(g) + O3(g) + H2O(l) = HNO3 =>
2 NO(g) + O3(g) + H2O(l) = 2 HNO3
C10H16N2O8 + NaOH = C10H12N2O7Na2H2O + H2O =>
C10H16N2O8 + 2 NaOH = C10H12N2O7Na2H2O + 2 H2O
HF + SbF5 = H2FSb3F16 =>
2 HF + 3 SbF5 = H2FSb3F16
S{2-} + Br2 + H2O = SO4{2-} + Br{-} + H{+} =>
S{2-} + 4 Br2 + 4 H2O = SO4{2-} + 8 Br{-} + 8 H{+}
HBr(g) = H + Br =>
HBr(g) = H + Br
(CH3(CH2)6CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)6CH3) + 25 O2 = 16 CO2 + 18 H2O
H2S(g) + CuSO4(aq) = CuS(s) + H2SO4(aq) =>
H2S(g) + CuSO4(aq) = CuS(s) + H2SO4(aq)
Na2O + H2S = HOH + Na2S =>
Na2O + H2S = HOH + Na2S
CH3CHCHCH3 + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
5 CH3CHCHCH3 + 8 KMnO4 + 12 H2SO4 = 10 CH3COOH + 8 MnSO4 + 4 K2SO4 + 12 H2O
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
CH3COOK + H2O = CH3COOH + K2O =>
2 CH3COOK + H2O = 2 CH3COOH + K2O
C16H33COOH + O2 = CO2 + H2O =>
2 C16H33COOH + 49 O2 = 34 CO2 + 34 H2O
H + Mg = HMg =>
H + Mg = HMg
Fe + Cu(NO3)2 = Fe(NO3)3 + Cu =>
2 Fe + 3 Cu(NO3)2 = 2 Fe(NO3)3 + 3 Cu
Fe + AuCl3 = FeCl3 + Au =>
Fe + AuCl3 = FeCl3 + Au
C6H5COO + H2O = H3O + C6H4COO =>
C6H5COO + H2O = H3O + C6H4COO
KClO3 + KI + H2O = KCl + I2 + KOH =>
KClO3 + 6 KI + 3 H2O = KCl + 3 I2 + 6 KOH
H2SO4 + I2 = HI + SO4 =>
H2SO4 + I2 = 2 HI + SO4
NaCl + CH3COOAg = NaCH3COO + AgCl =>
NaCl + CH3COOAg = NaCH3COO + AgCl
LiBr(aq) + F2(g) = LiF(aq) + Br2(g) =>
2 LiBr(aq) + F2(g) = 2 LiF(aq) + Br2(g)
H2O2 + NaBH4 = NaBO2 + H2 =>
H2O2 + NaBH4 = NaBO2 + 3 H2
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