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3 Ca + 2 P = Ca3P2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
AL + HCl = ALCl3 + H2 =>
2 AL + 6 HCl = 2 ALCl3 + 3 H2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Ca + C = CaC2 =>
Ca + 2 C = CaC2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KClO3(aq) = KCl(aq) + O2(g) =>
2 KClO3(aq) = 2 KCl(aq) + 3 O2(g)
CAO + H2O = CA(OH)2 =>
CAO + H2O = CA(OH)2
Pb + HNO3 = Pb(NO3)3 + H2O + NO =>
Pb + 4 HNO3 = Pb(NO3)3 + 2 H2O + NO
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na + H2O = Na2O + H2 =>
2 Na + H2O = Na2O + H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
PB(No3)2 + KI = PBI2 + KNo3 =>
PB(No3)2 + 2 KI = PBI2 + 2 KNo3
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
Si + Mg = Mg2Si =>
Si + 2 Mg = Mg2Si
ZNS + O2 = ZNO + SO2 =>
2 ZNS + 3 O2 = 2 ZNO + 2 SO2
P + H2SO4 = H3PO4 + SO2 + H2O =>
2 P + 5 H2SO4 = 2 H3PO4 + 5 SO2 + 2 H2O
H2S + HMnO4 = H2SO4 + MnO2 + H2O =>
3 H2S + 8 HMnO4 = 3 H2SO4 + 8 MnO2 + 4 H2O
P + H2SO4 = H3PO4 + SO2 + H2O =>
2 P + 5 H2SO4 = 2 H3PO4 + 5 SO2 + 2 H2O
Mg + HNO3 = Mg(NO3)2 + H2O + NO =>
3 Mg + 8 HNO3 = 3 Mg(NO3)2 + 4 H2O + 2 NO
I2 + KF = F + KI =>
I2 + 2 KF = 2 F + 2 KI
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
Al3 + NO3 = Al(NO3)3 =>
Al3 + 9 NO3 = 3 Al(NO3)3
I2 + KF = F + KI =>
I2 + 2 KF = 2 F + 2 KI
Al2O3(s) + HCl(aq) = AlCl3(aq) + H2O(l) =>
Al2O3(s) + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2O(l)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
N + H = NH3 =>
N + 3 H = NH3
CaO + C = CaC2 + CO =>
CaO + 3 C = CaC2 + CO
Mg + NiSO4 = Mg(SO4)2 + Ni2 =>
Mg + 2 NiSO4 = Mg(SO4)2 + Ni2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C18H38 + O2 = CO2 + H2O =>
2 C18H38 + 55 O2 = 36 CO2 + 38 H2O
Si + Cl2 = SiCl4 =>
Si + 2 Cl2 = SiCl4
H2S + HMnO4 = SO2 + MnO2 + H2O =>
H2S + 2 HMnO4 = SO2 + 2 MnO2 + 2 H2O
C3H7COOH + Na2CO3 = C2H5COONa + CO2 + H2O =>
7 C3H7COOH + 5 Na2CO3 = 10 C2H5COONa + 3 CO2 + 3 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Ba(OH)2 + HClO2 = H2O + Ba(ClO2)2 =>
Ba(OH)2 + 2 HClO2 = 2 H2O + Ba(ClO2)2
Ch3COOH + CuO = (Ch3COO)2Cu + H2O =>
2 Ch3COOH + CuO = (Ch3COO)2Cu + H2O
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Al(OH)3(aq) + H2SO4(aq) = Al2(SO4)3(aq) + H2O(l) =>
2 Al(OH)3(aq) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 6 H2O(l)
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
(C2H4)1000 + O2 = CO2 + C18H38 =>
19(C2H4)1000 + 2000 O2 = 2000 CO2 + 2000 C18H38
H2S + HMnO4 = S + MnO2 + H2O =>
3 H2S + 2 HMnO4 = 3 S + 2 MnO2 + 4 H2O
(C2H4)100 + O2 = CO2 + C18H38 =>
19(C2H4)100 + 200 O2 = 200 CO2 + 200 C18H38
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
(C2H4)10 + O2 = CO2 + C18H38 =>
19(C2H4)10 + 20 O2 = 20 CO2 + 20 C18H38
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
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