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CaCO3 + H2SO4 = CaSO4 + H2O + CO2
Na2O(s) + P4O10(s) = Na3PO4(s) =>
6 Na2O(s) + P4O10(s) = 4 Na3PO4(s)
Al(s) + Cl2 = AlCl3(g) =>
2 Al(s) + 3 Cl2 = 2 AlCl3(g)
Al2 + N2 = AlN =>
Al2 + N2 = 2 AlN
KBr + Cl2 = KCl + Br2 =>
2 KBr + Cl2 = 2 KCl + Br2
HNO3 + NAOH = HOH + NANO3 =>
HNO3 + NAOH = HOH + NANO3
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
Bi(NO3)3 + H2S = Bi2S3 + HNO3 =>
2 Bi(NO3)3 + 3 H2S = Bi2S3 + 6 HNO3
MnO2 + NaBiO3 + HNO3 = HMnO4 + BiONO3 + NaNO3 + H2O =>
2 MnO2 + 3 NaBiO3 + 6 HNO3 = 2 HMnO4 + 3 BiONO3 + 3 NaNO3 + 2 H2O
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Mg + N2 = Mg2N3 =>
4 Mg + 3 N2 = 2 Mg2N3
Cu2O(s) + O2(g) = CuO(s) =>
2 Cu2O(s) + O2(g) = 4 CuO(s)
Li(OH) + CO2 = Li2CO3 + H2O =>
2 Li(OH) + CO2 = Li2CO3 + H2O
(NH4)2Co2 + BaI2 = NH4I + BaCo2 =>
(NH4)2Co2 + BaI2 = 2 NH4I + BaCo2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Fe2O3 + C = CO2 + Fe =>
2 Fe2O3 + 3 C = 3 CO2 + 4 Fe
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Fe2O3 + C = CO2 + Fe =>
2 Fe2O3 + 3 C = 3 CO2 + 4 Fe
NaIO3 + NaHSO3 = NaHSO4 + Na2SO4 + H2O + I2 =>
2 NaIO3 + 5 NaHSO3 = 3 NaHSO4 + 2 Na2SO4 + H2O + I2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Li2 + O2 = Li2O =>
2 Li2 + O2 = 2 Li2O
Na2CO3 + HBr = NaBr + H2O + CO2 =>
Na2CO3 + 2 HBr = 2 NaBr + H2O + CO2
H2S + K2Cr2O7 + HCl = S + CrCl3 + KCl + H2O =>
3 H2S + K2Cr2O7 + 8 HCl = 3 S + 2 CrCl3 + 2 KCl + 7 H2O
ZnO + C = Zn + CO =>
ZnO + C = Zn + CO
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Ni(OH)3 + HClO = Ni(ClO)3 + H2O =>
Ni(OH)3 + 3 HClO = Ni(ClO)3 + 3 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
SO2 + H2O + KMnO4 = H2SO4 + MnSO4 + K2SO4 =>
5 SO2 + 2 H2O + 2 KMnO4 = 2 H2SO4 + 2 MnSO4 + K2SO4
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CH3COOH + C3H7O = CH3COOC3H7 + H20 =>
10 CH3COOH + 60 C3H7O = 40 CH3COOC3H7 + 3 H20
Cd + O2 = CdO =>
2 Cd + O2 = 2 CdO
Ce2(C2O4)3 = CeOCO3 + CO =>
Ce2(C2O4)3 = 2 CeOCO3 + 4 CO
Zn + O2 = ZnO2 =>
Zn + O2 = ZnO2
FE(OH)3 + H3PO4 = FEPO4 + H2O =>
FE(OH)3 + H3PO4 = FEPO4 + 3 H2O
C2H5OH + CuO = C2H3OH + Cu + H2O =>
C2H5OH + CuO = C2H3OH + Cu + H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
CuCl2 + KOH = CuOH + KCl2 =>
CuCl2 + KOH = CuOH + KCl2
C6H6S2 + O2 = CO2 + H2O + SO3 =>
2 C6H6S2 + 21 O2 = 12 CO2 + 6 H2O + 4 SO3
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Hg + NaOH = Hg(NaOH)2 =>
Hg + 2 NaOH = Hg(NaOH)2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
NH3 + O = NO + H20 =>
20 NH3 + 20 O = 20 NO + 3 H20
(NH4)2CO3 + BaI2 = NH4I + BaCO3 =>
(NH4)2CO3 + BaI2 = 2 NH4I + BaCO3
AlCl3 + KOH = Al(OH)3 + KCl =>
AlCl3 + 3 KOH = Al(OH)3 + 3 KCl
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