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S + 2 H2SO4 = 3 SO2 + 2 H2O
Ca + HNO3 = Ca(NO3)2 + N2O + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + N2O + 5 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
MgI2 + AgNO3 = MgNO3 + AgI2 =>
MgI2 + AgNO3 = MgNO3 + AgI2
Mg2SiO4 + HCl = MgCl2 + SiO2 + H2O =>
Mg2SiO4 + 4 HCl = 2 MgCl2 + SiO2 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HCl + BaSO3 = BaCl2 + SO2 + H2O =>
2 HCl + BaSO3 = BaCl2 + SO2 + H2O
HNO3 + Zn = Zn(NO3)2 + NH4NO3 + H2O =>
10 HNO3 + 4 Zn = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
P2 + Cl2 = PCl3 =>
P2 + 3 Cl2 = 2 PCl3
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Sn + H2O = H2 + SnO =>
Sn + H2O = H2 + SnO
AlCl3 + KOH = Al(OH)3 + KCl =>
AlCl3 + 3 KOH = Al(OH)3 + 3 KCl
H2ZnO2 + NaOH = Na2ZnO2 + H2O =>
H2ZnO2 + 2 NaOH = Na2ZnO2 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CH3COOH + H2O = CH3COO + H3O =>
CH3COOH + H2O = CH3COO + H3O
Na2OSiO2 + Ca(OH)2 = CaSiO3 + NaOH =>
Na2OSiO2 + Ca(OH)2 = CaSiO3 + 2 NaOH
Cu + AgNO3 = Ag + CuNO3 =>
Cu + AgNO3 = Ag + CuNO3
Cu + HgCl2 = CuCl2 + Hg2 =>
2 Cu + 2 HgCl2 = 2 CuCl2 + Hg2
CO(NH2)2 + H2O = NH4 + CO3 =>
CO(NH2)2 + 2 H2O = 2 NH4 + CO3
CH3NO2 + H2 = CH3NH2 + H2O =>
CH3NO2 + 3 H2 = CH3NH2 + 2 H2O
HNO3Cu2S + HNO3 = Cu(NO3)2 + NO + H2SO4 + H2O =>
3 HNO3Cu2S + 19 HNO3 = 6 Cu(NO3)2 + 10 NO + 3 H2SO4 + 8 H2O
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
CO(NH2)2 + H2O = NH4 + CO3 =>
CO(NH2)2 + 2 H2O = 2 NH4 + CO3
Al + C = AlC3 =>
Al + 3 C = AlC3
H2S + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 =>
3 H2S + 4 K2Cr2O7 + 13 H2SO4 = 4 Cr2(SO4)3 + 16 H2O + 4 K2SO4
Na2CO3 + CaSiO3 = CaCO3 + Na2SiO3 =>
Na2CO3 + CaSiO3 = CaCO3 + Na2SiO3
Na2CO3 + CaSiO3 = CaCO3 + Na2OSiO2 =>
Na2CO3 + CaSiO3 = CaCO3 + Na2OSiO2
AsH3 + KMnO4 + H2SO4 = H3AsO4 + MnSO4 + K2SO4 + H2O =>
5 AsH3 + 8 KMnO4 + 12 H2SO4 = 5 H3AsO4 + 8 MnSO4 + 4 K2SO4 + 12 H2O
Na2SiO3 + Ca(NO3)2 = CaSiO3 + NaNO3 =>
Na2SiO3 + Ca(NO3)2 = CaSiO3 + 2 NaNO3
NaNo3 + BaCl2 = NaCl2 + BaNo3 =>
NaNo3 + BaCl2 = NaCl2 + BaNo3
KNo2 + KMnO4 + H2O = KNo3 + MnO2 + KOH =>
9 KNo2 + KMnO4 + 2 H2O = 6 KNo3 + MnO2 + 4 KOH
Fe(OH)2 + H2O + O2 = Fe(OH)3 =>
4 Fe(OH)2 + 2 H2O + O2 = 4 Fe(OH)3
Rb + H2O = RbOH + H2 =>
2 Rb + 2 H2O = 2 RbOH + H2
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
Ar + Cl = ArCl =>
Ar + Cl = ArCl
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
C3H8O + O2 = CO2 + H20 =>
10 C3H8O + 25 O2 = 30 CO2 + 4 H20
ROH + CuO = RO + Cu + H2O =>
2 ROH + CuO = 2 RO + Cu + H2O
Cu + Br2 = CuBr2 =>
Cu + Br2 = CuBr2
CH3NH2 + HNO2 = CH3OH + N2 + H2O =>
CH3NH2 + HNO2 = CH3OH + N2 + H2O
CAC2 + H2O = C2H2 + CA(OH)2 =>
CAC2 + 2 H2O = C2H2 + CA(OH)2
CH3NH2 + HNO2 = CH3OH + N2 + H2O =>
CH3NH2 + HNO2 = CH3OH + N2 + H2O
Li + Br = LiBr =>
Li + Br = LiBr
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Br2 + KJ = KBr + J2 =>
Br2 + 2 KJ = 2 KBr + J2
Li + Br2 = LiBr =>
2 Li + Br2 = 2 LiBr
Fe + Cu2So4 = FeSo4 + Cu =>
Fe + Cu2So4 = FeSo4 + 2 Cu
C3H4 + H2 = C3H6 =>
C3H4 + H2 = C3H6
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
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