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Na2S2O3 + 8 HNO3 = 8 NO2 + 2 NaHSO4 + 3 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Mg(HCO3)2 + HCl = MgCl2 + H2O + CO2 =>
Mg(HCO3)2 + 2 HCl = MgCl2 + 2 H2O + 2 CO2
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
CaCl2 + HCl = HCa + Cl =>
CaCl2 + HCl = HCa + 3 Cl
Co + N2 = Co3N =>
6 Co + N2 = 2 Co3N
C3H8 = H2 + C3H6 =>
C3H8 = H2 + C3H6
CrCl3*6H2O + Si2O4 = Cr2Si2O7 + HCl + H2O =>
2 CrCl3*6H2O + Si2O4 = Cr2Si2O7 + 6 HCl + 9 H2O
H2C2O4 + MnO4{-} + H{+} = MnO2 + CO2 + H2O =>
3 H2C2O4 + 2 MnO4{-} + 2 H{+} = 2 MnO2 + 6 CO2 + 4 H2O
NH4H2PO4 + KOH = K3PO4 + NH3 + H2O =>
NH4H2PO4 + 3 KOH = K3PO4 + NH3 + 3 H2O
Rb2O + As = As2O5 + Rb =>
5 Rb2O + 2 As = As2O5 + 10 Rb
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
AlCl3 + PbCO3 = AlCO3 + PbCl3 =>
AlCl3 + PbCO3 = AlCO3 + PbCl3
Al + NaOH + HOH = H2 + NaAl(OH)2 =>
2 Al + 2 NaOH + 2 HOH = H2 + 2 NaAl(OH)2
[Co(H2O)6]Cl2 + NH4NCS = (NH4)2[Co(H2O)2(NCS)4] + NH4Cl + H2O =>
[Co(H2O)6]Cl2 + 4 NH4NCS = (NH4)2[Co(H2O)2(NCS)4] + 2 NH4Cl + 4 H2O
Co + SO4 = Co(SO4)2 =>
Co + 2 SO4 = Co(SO4)2
Ca + AgCl = CaCl2 + Ag =>
Ca + 2 AgCl = CaCl2 + 2 Ag
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Na2S2O7 + Fe(CrO2)2 = Na2SO4 + Cr2(SO4)3 + Fe2(SO4)3 + SO2 =>
10 Na2S2O7 + 2 Fe(CrO2)2 = 10 Na2SO4 + 2 Cr2(SO4)3 + Fe2(SO4)3 + SO2
NaCl + B2O3 = BCl3 + Na2O =>
6 NaCl + B2O3 = 2 BCl3 + 3 Na2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Ca + H2O = H2Ca + OH =>
Ca + 2 H2O = H2Ca + 2 OH
K2Cr2O7 + H2SO4 + C2H5OH + H2O = KCr(SO4)2*12H2O + CH3COOH =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH + 37 H2O = 4 KCr(SO4)2*12H2O + 3 CH3COOH
CH3OOH + NaOH = CH(Na)3 + C2O + H2O =>
5 CH3OOH + 3 NaOH = CH(Na)3 + 2 C2O + 11 H2O
CO + NH + H = CH3CN + H2O =>
2 CO + NH + 6 H = CH3CN + 2 H2O
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
SO2 + HOH = H2SO3 =>
SO2 + HOH = H2SO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Ca + AICI = CaCI + AI =>
Ca + AICI = CaCI + AI
C + Cl2 = CCl4 =>
C + 2 Cl2 = CCl4
B2Cl4 + OH{-} = BO2{-} + Cl{-]+H2O+H2 =>
B2Cl4 + 6 OH{-} = 2 BO2{-} + 4 Cl{-]+2H2O+H2
HIO3 = I2 + HIO4 + H2O =>
7 HIO3 = I2 + 5 HIO4 + H2O
Al2(SO4)3 + Ca(OH)2 = (SO4)Ca + Al(OH)3 =>
Al2(SO4)3 + 3 Ca(OH)2 = 3(SO4)Ca + 2 Al(OH)3
P2Lv2C2H5 + O2 = H2O + CO2 + PO4 + LvH2 =>
4 P2Lv2C2H5 + 25 O2 = 2 H2O + 8 CO2 + 8 PO4 + 8 LvH2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na2CO3 + HNO3 = CO2 + H2O + NaNO3 =>
Na2CO3 + 2 HNO3 = CO2 + H2O + 2 NaNO3
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
H3PO4 + K2CO3 = K3PO4 + H2CO3 =>
2 H3PO4 + 3 K2CO3 = 2 K3PO4 + 3 H2CO3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na2O2 + O2 = NaO2 =>
Na2O2 + O2 = 2 NaO2
Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS
CrBr3 + Cl2 + KOH = K2CrO4 + KBrO3 + KCl + H2O =>
2 CrBr3 + 21 Cl2 + 52 KOH = 2 K2CrO4 + 6 KBrO3 + 42 KCl + 26 H2O
Na2S(s) + HCI(l) = H2S(g) + NaCI(s) =>
Na2S(s) + 2 HCI(l) = H2S(g) + 2 NaCI(s)
C8H6N2O4 + O2 = CO2 + H2O + N2 =>
2 C8H6N2O4 + 15 O2 = 16 CO2 + 6 H2O + 2 N2
N2H4 + OH = N2 + H2O =>
N2H4 + 4 OH = N2 + 4 H2O
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