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2 C2H6 + 7 O2 = 6 H2O + 4 CO2
SO3 + KOH = K2SO4 + H2O =>
SO3 + 2 KOH = K2SO4 + H2O
P + Cl = PCl5 =>
P + 5 Cl = PCl5
Ca(s) + H3Po4(aq) = Ca3(Po4)2(s) + H2(g) =>
3 Ca(s) + 2 H3Po4(aq) = Ca3(Po4)2(s) + 3 H2(g)
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
K2Cr2O7 + SO2 + H2So4 = Cr2(SO4)3 + K2So4 + H2O =>
K2Cr2O7 + 3 SO2 + H2So4 = Cr2(SO4)3 + K2So4 + H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
CaCO3 + SiO2 = CaSiO3 + CO2 =>
CaCO3 + SiO2 = CaSiO3 + CO2
Fe2 + O7 = Fe2O7 =>
Fe2 + O7 = Fe2O7
CH4 + Cl2 = CH3Cl + HCl =>
CH4 + Cl2 = CH3Cl + HCl
NaBr + KMnO4 + H2O = Br2 + MnO2 + NaOH + KOH =>
6 NaBr + 2 KMnO4 + 4 H2O = 3 Br2 + 2 MnO2 + 6 NaOH + 2 KOH
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
Al2O3 + H2O = Al(OH)3 =>
Al2O3 + 3 H2O = 2 Al(OH)3
Na + H2SO4 = Na2SO4 + H2 =>
2 Na + H2SO4 = Na2SO4 + H2
Na2CO3 + SiO2 = Na2SiO3 + CO2 =>
Na2CO3 + SiO2 = Na2SiO3 + CO2
P4 + Cl3 = PCl3 =>
P4 + 4 Cl3 = 4 PCl3
C2H6 + Cl2 = HCl + C =>
C2H6 + 3 Cl2 = 6 HCl + 2 C
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
NaHSO3 + H2SO4 = SO2 + H2O + Na2SO4 =>
2 NaHSO3 + H2SO4 = 2 SO2 + 2 H2O + Na2SO4
HNo3 + Mg(OH)2 = H2O + Mg(No3)2 =>
2 HNo3 + Mg(OH)2 = 2 H2O + Mg(No3)2
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
MG + N2 = MGN2 =>
MG + N2 = MGN2
S + HNO3 = H2SO4 + NO2 + H20 =>
10 S + 40 HNO3 = 10 H2SO4 + 40 NO2 + H20
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
S + CL = SCL =>
S + CL = SCL
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CH4 + Cl2 = CH3 + HCl =>
2 CH4 + Cl2 = 2 CH3 + 2 HCl
Mg + S8 = MgS =>
8 Mg + S8 = 8 MgS
H2O = H2O =>
H2O = H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
HNO3 + NH3 = NH4NO3 =>
HNO3 + NH3 = NH4NO3
Na3Po4(aq) + AlCl3(aq) = NaCl(aq) + AlPo4(s) =>
Na3Po4(aq) + AlCl3(aq) = 3 NaCl(aq) + AlPo4(s)
Co(NO3)3(aq) + (NH4)2S(aq) = Co2S3(s) + NH4NO3(aq) =>
2 Co(NO3)3(aq) + 3(NH4)2S(aq) = Co2S3(s) + 6 NH4NO3(aq)
Mn + O2 = Mn2O7 =>
4 Mn + 7 O2 = 2 Mn2O7
Hg + HNO3 = Hg(NO3)2 + NO + H2O =>
3 Hg + 8 HNO3 = 3 Hg(NO3)2 + 2 NO + 4 H2O
HBr + Ca(OH)2 = CaBr2 + H2O =>
2 HBr + Ca(OH)2 = CaBr2 + 2 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
KMnO4 + NO + H2SO4 = MnSO4 + NO2 + K2SO4 + H2O =>
2 KMnO4 + 5 NO + 3 H2SO4 = 2 MnSO4 + 5 NO2 + K2SO4 + 3 H2O
CH3(CH2)3CH3(l) + O2(g) = CO2(g) + H2O(g) =>
CH3(CH2)3CH3(l) + 8 O2(g) = 5 CO2(g) + 6 H2O(g)
B2H6 + O2 = B2O3 + H2O =>
B2H6 + 3 O2 = B2O3 + 3 H2O
Mg + O2 = OMg =>
2 Mg + O2 = 2 OMg
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cl2 + P4 = PCl5 =>
10 Cl2 + P4 = 4 PCl5
(CH3(CH2)4CH3) + O2 = H2O + CO2 =>
2(CH3(CH2)4CH3) + 19 O2 = 14 H2O + 12 CO2
Fe3O4 + KMnO4 + H2So4 = Fe(So4)3 + K2So4 + MnSo4 + H2O =>
Fe3O4 + 2 KMnO4 + 12 H2So4 = 3 Fe(So4)3 + K2So4 + 2 MnSo4 + 12 H2O
CH3COH + Ag2O = CH3COOH + Ag =>
CH3COH + Ag2O = CH3COOH + 2 Ag
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
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