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CaCO3 + 2 H3O = Ca + CO2 + 3 H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
I2 + S2O3{-2} = I{-} + S4O6{-2} =>
I2 + 2 S2O3{-2} = 2 I{-} + S4O6{-2}
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
AgNO3 + Cu = Ag + Cu(NO3)2 =>
2 AgNO3 + Cu = 2 Ag + Cu(NO3)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
PCl(s) + Cl2(g) = PCl5(s) =>
PCl(s) + 2 Cl2(g) = PCl5(s)
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
MgO2 + HCl = MgOH + ClO =>
MgO2 + HCl = MgOH + ClO
Mg + OH = MgOH =>
Mg + OH = MgOH
CO(g) + H2(g) = CH3OH(g) =>
CO(g) + 2 H2(g) = CH3OH(g)
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
BeO + HBr = H2O + BeBr2 =>
BeO + 2 HBr = H2O + BeBr2
AG + HNO3 = AGNO3 + NO + H2O =>
3 AG + 4 HNO3 = 3 AGNO3 + NO + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KClO3(s) = KCl(s) + O2(g) =>
2 KClO3(s) = 2 KCl(s) + 3 O2(g)
NH4NO3 = NH4 + NO3 =>
NH4NO3 = NH4 + NO3
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
Fe3O4 + CO = CO2 + Fe =>
Fe3O4 + 4 CO = 4 CO2 + 3 Fe
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Mg + N2(g) = Mg3N2(s) =>
3 Mg + N2(g) = Mg3N2(s)
Li(OH) + C2H4O2 = CH3COOLi + H2O =>
Li(OH) + C2H4O2 = CH3COOLi + H2O
NaHCO3 + CH3COOH = NaCH3COO + H2O + CO2 =>
NaHCO3 + CH3COOH = NaCH3COO + H2O + CO2
H3PO4 + KOH = H2O + K3PO4 =>
H3PO4 + 3 KOH = 3 H2O + K3PO4
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
NH3 + I2 = NI3 + H2 =>
2 NH3 + 3 I2 = 2 NI3 + 3 H2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Ba + OH = Ba(OH)2 =>
Ba + 2 OH = Ba(OH)2
NH4NO3 = NH4 + NO3 =>
NH4NO3 = NH4 + NO3
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Cu(s) + AgNo3(aq) = Cu(No3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNo3(aq) = Cu(No3)2(aq) + 2 Ag(s)
Al + O2 = AlO3 =>
2 Al + 3 O2 = 2 AlO3
Ca(s) + Br2(l) = CaBr3(s) =>
2 Ca(s) + 3 Br2(l) = 2 CaBr3(s)
Fe + C12 = FeC13 =>
12 Fe + 13 C12 = 12 FeC13
CuFeS2 + O2 = CuO + Fe2O3 + SO2 =>
4 CuFeS2 + 13 O2 = 4 CuO + 2 Fe2O3 + 8 SO2
C8H18O + O2 = CO2 + H2O =>
C8H18O + 12 O2 = 8 CO2 + 9 H2O
Ca(s) + Br2(l) = CaBr2(s) =>
Ca(s) + Br2(l) = CaBr2(s)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ca3(PO4)2(s) + H2SO4(aq) = Ca(H2PO4)2(s) + CaSO4(s) =>
Ca3(PO4)2(s) + 2 H2SO4(aq) = Ca(H2PO4)2(s) + 2 CaSO4(s)
Cr(s) + S8(s) = Cr2S3(s) =>
16 Cr(s) + 3 S8(s) = 8 Cr2S3(s)
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
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