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2 NaOH + H2CO3 = Na2CO3 + 2 H2O
H3PO4 + H2S + K2Cr2O7 = K3PO4 + CrPO4 + S + H2O =>
8 H3PO4 + 9 H2S + 3 K2Cr2O7 = 2 K3PO4 + 6 CrPO4 + 9 S + 21 H2O
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
ZN + H2O = HZN + OH =>
ZN + H2O = HZN + OH
Al + H2SO4 = Al2(SO4)3 + SO2 + H2O =>
2 Al + 6 H2SO4 = Al2(SO4)3 + 3 SO2 + 6 H2O
H2S + SO2 = S8 + H2O =>
16 H2S + 8 SO2 = 3 S8 + 16 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
C6H6 + HNO3 = H2O + C6H5NO2 =>
C6H6 + HNO3 = H2O + C6H5NO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HCl + K2CrO7 + C2H5OH = CrCl3 + CO2 + KCl + H2O =>
20 HCl + 4 K2CrO7 + 3 C2H5OH = 4 CrCl3 + 6 CO2 + 8 KCl + 19 H2O
Mg(OH)2(s) = MgO(s) + H2O(g) =>
Mg(OH)2(s) = MgO(s) + H2O(g)
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
C9H19OH + HF = C9H19F + H2O =>
C9H19OH + HF = C9H19F + H2O
CuCl2 + Ag = AgCl + Cu =>
CuCl2 + 2 Ag = 2 AgCl + Cu
Zn + H2SO4 = ZnSO4 + H2S + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C3H6O + CH3MgBr + H2O = C4H10O + MgBrOH =>
C3H6O + CH3MgBr + H2O = C4H10O + MgBrOH
FeS2 + O2 = Fe2O3 + S02 =>
4 FeS2 + 3 O2 = 2 Fe2O3 + 4 S02
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
Fe + Br = FeBr =>
Fe + Br = FeBr
Cu + AgNO3 = CuNO3 + Ag =>
Cu + AgNO3 = CuNO3 + Ag
C3H8O3 + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C3H8O3 + 7 K2Cr2O7 + 28 H2SO4 = 9 CO2 + 7 Cr2(SO4)3 + 7 K2SO4 + 40 H2O
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
KO2 + CO2 = K2CO3 + O2 =>
4 KO2 + 2 CO2 = 2 K2CO3 + 3 O2
Zn + H2SO4 = ZnSO4 + H2S + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Na + S = Na2S =>
2 Na + S = Na2S
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
HF + FE(OH)3 = H2O + FEF3 =>
3 HF + FE(OH)3 = 3 H2O + FEF3
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
Pb + H2O = Pb(OH)2 + H2 =>
Pb + 2 H2O = Pb(OH)2 + H2
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
H2O + Na = NaOH + H2 =>
2 H2O + 2 Na = 2 NaOH + H2
Al + H2SO4 = AlSO4 + H2 =>
Al + H2SO4 = AlSO4 + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NCl3 + H2O = HClO + NH3 =>
NCl3 + 3 H2O = 3 HClO + NH3
C + Na2Cr2O7 = Cr2O3 + Na2O + CO =>
3 C + Na2Cr2O7 = Cr2O3 + Na2O + 3 CO
CH3 + COOH = CH3CH2CH2OH =>
5 CH3 + COOH = 2 CH3CH2CH2OH
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Fe + H = FeH =>
Fe + H = FeH
Ca(OCl)2 + KI + HCl = I2 + CaCl2 + KCl + H2O =>
Ca(OCl)2 + 4 KI + 4 HCl = 2 I2 + CaCl2 + 4 KCl + 2 H2O
Fe + H2 = FeH =>
2 Fe + H2 = 2 FeH
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