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Ca + S = CaS
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH4 + O2 = H2O + CO2 =>
CH4 + 2 O2 = 2 H2O + CO2
Zn + NH4OH = NH4 + Zn(OH)2 =>
Zn + 2 NH4OH = 2 NH4 + Zn(OH)2
C + H2O = CO + H2 =>
C + H2O = CO + H2
H2So4 + Al(OH)3 = Al2(So4)3 + H2O =>
3 H2So4 + 2 Al(OH)3 = Al2(So4)3 + 6 H2O
Bi2O3 + NaOH + NaOCl = NaBiO3 + NaCl + H2O =>
Bi2O3 + 2 NaOH + 2 NaOCl = 2 NaBiO3 + 2 NaCl + H2O
Si + O2 = SiO =>
2 Si + O2 = 2 SiO
BaO + H2SO4 = BaSO4 + H2O =>
BaO + H2SO4 = BaSO4 + H2O
CuCl2 + Al = Cu + AlCl3 =>
3 CuCl2 + 2 Al = 3 Cu + 2 AlCl3
KCLO3 = KCL + O2 =>
2 KCLO3 = 2 KCL + 3 O2
H2So4 + Al(OH)3 = Al2(So4)3 + H2O =>
3 H2So4 + 2 Al(OH)3 = Al2(So4)3 + 6 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Na + Cl = NaCl =>
Na + Cl = NaCl
NH4OH = NH3 + H2O =>
NH4OH = NH3 + H2O
HClO + Br2 + H2O = HBrO3 + HCl =>
5 HClO + Br2 + H2O = 2 HBrO3 + 5 HCl
Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O
MnO2 + HCl = Cl2 + MnCl2 + H2O =>
MnO2 + 4 HCl = Cl2 + MnCl2 + 2 H2O
[Ag(NH3)]{+} + CH3CHO + OH{-} = Ag + CH3COO{-} + NH3 + H2O =>
2[Ag(NH3)]{+} + CH3CHO + 3 OH{-} = 2 Ag + CH3COO{-} + 2 NH3 + 2 H2O
CO2 + H2 = CH4 + H2O =>
CO2 + 4 H2 = CH4 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
RB + H2O = RBOH + H2 =>
2 RB + 2 H2O = 2 RBOH + H2
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
C + O2 = CO2 =>
C + O2 = CO2
KCrO2 + PbO2 + KOH = K2CrO4 + K2PbO2 + H2O =>
2 KCrO2 + 3 PbO2 + 8 KOH = 2 K2CrO4 + 3 K2PbO2 + 4 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Ca + MnO2 = CaO2 + Mn =>
Ca + MnO2 = CaO2 + Mn
HC8H7O4 + NaOH = NaC9H7O4 + H2O =>
9 HC8H7O4 + 8 NaOH = 8 NaC9H7O4 + 12 H2O
H2 + F2 = HF =>
H2 + F2 = 2 HF
Be + O2 = BeO =>
2 Be + O2 = 2 BeO
CUCO3(s) = CUO(s) + CO2(g) =>
CUCO3(s) = CUO(s) + CO2(g)
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
Fe2O3 + Al = Al2O3 + Fe =>
Fe2O3 + 2 Al = Al2O3 + 2 Fe
K + ZnNO3 = KNO3 + Zn =>
K + ZnNO3 = KNO3 + Zn
NO2 + H20 = HNO3 + NO =>
40 NO2 + H20 = 20 HNO3 + 20 NO
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
NaI + NaIO3 + H2SO4 = NaSO4 + I2 + H2O =>
4 NaI + 2 NaIO3 + 6 H2SO4 = 6 NaSO4 + 3 I2 + 6 H2O
HCl + MGO = MGCl2 + H2O =>
2 HCl + MGO = MGCl2 + H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Na + Cl = NaCl =>
Na + Cl = NaCl
Al(NO3)3(aq) + NH4OH(aq) = Al(OH)3(s) + NH4NO3(aq) =>
Al(NO3)3(aq) + 3 NH4OH(aq) = Al(OH)3(s) + 3 NH4NO3(aq)
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
CH4 + H2SO4 = H2S + CO2 + H2O =>
CH4 + H2SO4 = H2S + CO2 + 2 H2O
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
AGNO3 + KCl = AGCl + KNO3 =>
AGNO3 + KCl = AGCl + KNO3
Cu + NH4OH = Cu(OH) + NH4 =>
Cu + NH4OH = Cu(OH) + NH4
HI + KHCO3 = KCO3 + IH2 =>
HI + KHCO3 = KCO3 + IH2
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