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2 Ca + I = Ca2I
NaOH + SnCl2 = NaCl + Sn(OH)2 =>
2 NaOH + SnCl2 = 2 NaCl + Sn(OH)2
CuH2 + O2 = H2 + CuO =>
2 CuH2 + O2 = 2 H2 + 2 CuO
NaHCO3 + H2O = Na + H2CO3 + OH = CO2 + H2O + NaOH =>
NaHCO3 + H2O = Na + H2CO3 + OH
Mn(OH)2 + O2 = MnO(OH)2 =>
2 Mn(OH)2 + O2 = 2 MnO(OH)2
CaO + H2O = Ca2O3 + H2 =>
2 CaO + H2O = Ca2O3 + H2
KOH + KH2(PO)4 = K3(PO)4 + H2O =>
2 KOH + KH2(PO)4 = K3(PO)4 + 2 H2O
CH3CN + H2O = CH3COOH + NH3 =>
CH3CN + 2 H2O = CH3COOH + NH3
Na2I + Br2 = Na2Br + I2 =>
2 Na2I + Br2 = 2 Na2Br + I2
K2SO3 + CaCl2 = KCl + Ca(SO3) =>
K2SO3 + CaCl2 = 2 KCl + Ca(SO3)
CH3NH2 + CuSO4 = CH2SO4 + NH3 + Cu =>
CH3NH2 + CuSO4 = CH2SO4 + NH3 + Cu
HC9H8O4 + NaOH = NaC9H8O4 + H2O =>
HC9H8O4 + NaOH = NaC9H8O4 + H2O
K2SO4 + Cu(NO3)2 = KNO3 + CuSO4 =>
K2SO4 + Cu(NO3)2 = 2 KNO3 + CuSO4
CuI + HCl = CuCl + HI =>
CuI + HCl = CuCl + HI
Al + SnF2 = AlF3 + Sn =>
2 Al + 3 SnF2 = 2 AlF3 + 3 Sn
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Mg + H2SO3 = MgSO4 + H2O + S =>
Mg + 2 H2SO3 = MgSO4 + 2 H2O + S
Br2O5 = Br2 + O2 =>
2 Br2O5 = 2 Br2 + 5 O2
Zn + I{2} = ZnI{2} =>
Zn + I{2} = ZnI{2}
KCNS + PbO2 + HCl = KCl + PbCl2 + CO2 + NO + SO2 + H2O =>
2 KCNS + 11 PbO2 + 24 HCl = 2 KCl + 11 PbCl2 + 2 CO2 + 2 NO + 2 SO2 + 12 H2O
CH3CH2I + H2O = CH3CH2OH + HI =>
CH3CH2I + H2O = CH3CH2OH + HI
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CH3(NH2) + O2 = CO2 + H2O + N2 =>
4 CH3(NH2) + 9 O2 = 4 CO2 + 10 H2O + 2 N2
SrCl2 + KCrO4 = KCl2 + SrCrO4 =>
SrCl2 + KCrO4 = KCl2 + SrCrO4
Ca + H2SO4 = H2 + Ca(SO4) =>
Ca + H2SO4 = H2 + Ca(SO4)
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Sr(OH)2 + AgNO3 = Sr(NO3)2 + AgOH =>
Sr(OH)2 + 2 AgNO3 = Sr(NO3)2 + 2 AgOH
Na + N = Na2N3 =>
2 Na + 3 N = Na2N3
Cl2 + Na2SO3 + NaOH = NaCl + Na2SO4 + H2O =>
Cl2 + Na2SO3 + 2 NaOH = 2 NaCl + Na2SO4 + H2O
Al(s) + NaNO3(aq) = Al(NO3) + Na =>
Al(s) + NaNO3(aq) = Al(NO3) + Na
Al + KClO4 + H2SO4 = Al2(SO4)2 + KCl + H2O =>
4 Al + KClO4 + 4 H2SO4 = 2 Al2(SO4)2 + KCl + 4 H2O
Mg + C2H4O2 = Mg(CH3COO)2 + H =>
Mg + 2 C2H4O2 = Mg(CH3COO)2 + 2 H
K2Cr2O7 + (NH4)2S + H2O = Cr(OH) + NH4OH + S + KOH =>
K2Cr2O7 + 5(NH4)2S + 7 H2O = 2 Cr(OH) + 10 NH4OH + 5 S + 2 KOH
CaSO3 + Na2S = CaS + Na2SO3 =>
CaSO3 + Na2S = CaS + Na2SO3
BaCO3 + H2O2 = CO2 + BaO2 + H2O =>
BaCO3 + H2O2 = CO2 + BaO2 + H2O
C + NaOH = NaCOH =>
C + NaOH = NaCOH
HIO4 + H2O = H5IO6 =>
HIO4 + 2 H2O = H5IO6
Na(s) + N(g) = Na3N(s) =>
3 Na(s) + N(g) = Na3N(s)
Li2O + CoO = LiCoO + O2 =>
2 Li2O + 4 CoO = 4 LiCoO + O2
La(NO3)3 + NH4OH = La(OH)3 + NH4NO3 =>
La(NO3)3 + 3 NH4OH = La(OH)3 + 3 NH4NO3
H2CO3 + MgO = MgCO3 + H2O =>
H2CO3 + MgO = MgCO3 + H2O
KCIO3 + S = SO2 + KCI =>
2 KCIO3 + 3 S = 3 SO2 + 2 KCI
KHSe + H2SO4 = H2Se + KHSO4 =>
KHSe + H2SO4 = H2Se + KHSO4
CH2CH2 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 CH2CH2 + 12 KMnO4 + 18 H2SO4 = 10 CO2 + 6 K2SO4 + 12 MnSO4 + 28 H2O
Cu2S = Cu + S2 =>
2 Cu2S = 4 Cu + S2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Sn(OH)2 + NaOH = [Sn(OH)4] + Na =>
Sn(OH)2 + 2 NaOH = [Sn(OH)4] + 2 Na
CH2CH2 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 CH2CH2 + 12 KMnO4 + 18 H2SO4 = 10 CO2 + 6 K2SO4 + 12 MnSO4 + 28 H2O
CH3COOH + NH4Cl = NH4CH3COO + HCl =>
CH3COOH + NH4Cl = NH4CH3COO + HCl
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
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