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4 Na + O2 = 2 Na2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C5H8(l) + O2(g) = CO2(g) + H2O(g) =>
C5H8(l) + 7 O2(g) = 5 CO2(g) + 4 H2O(g)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Cu2S + O2 = Cu2O + S02 =>
2 Cu2S + O2 = 2 Cu2O + S02
Al2O3 + H2O = Al(OH)3 =>
Al2O3 + 3 H2O = 2 Al(OH)3
SnOHCl + H2SO4 = Sn2SO4 + H2O + Cl2 =>
2 SnOHCl + H2SO4 = Sn2SO4 + 2 H2O + Cl2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
MgO + SO3 = MgSO4 =>
MgO + SO3 = MgSO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al + AgNO3 = Al(NO3)3 + Ag =>
Al + 3 AgNO3 = Al(NO3)3 + 3 Ag
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Mg(NO3)2 + KOH = Mg(OH)2 + KNO3 =>
Mg(NO3)2 + 2 KOH = Mg(OH)2 + 2 KNO3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
C5H12 + O2 = CO + H2O =>
2 C5H12 + 11 O2 = 10 CO + 12 H2O
AgNO3 + NaBr = NaNO3 + AgBr =>
AgNO3 + NaBr = NaNO3 + AgBr
P4 + Br2 = PBr =>
P4 + 2 Br2 = 4 PBr
Fe + S = FeS =>
Fe + S = FeS
NaCl + H2SO4 = HCl + Na2SO4 =>
2 NaCl + H2SO4 = 2 HCl + Na2SO4
bariumnitrate + sulfuricacid = bariumsulfate + nitricacid =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
Cl2O7 + H2O = HClO4 =>
Cl2O7 + H2O = 2 HClO4
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CH3COOH + K2CO3 = CH3COOK + CO2 + H20 =>
25 CH3COOH + 10 K2CO3 = 20 CH3COOK + 20 CO2 + 2 H20
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Mo + Cl = MoCl =>
Mo + Cl = MoCl
Zn + HNO3 = Zn(NO3)2 + N2 + H2O =>
5 Zn + 12 HNO3 = 5 Zn(NO3)2 + N2 + 6 H2O
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
C8H18 + O2 = CO + H2O =>
2 C8H18 + 17 O2 = 16 CO + 18 H2O
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Ni + H2O = NiO + H2 =>
Ni + H2O = NiO + H2
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Mo + Cl2 = MoCl6 =>
Mo + 3 Cl2 = MoCl6
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C + O2 = CO =>
2 C + O2 = 2 CO
P4 + Br2 = PBr =>
P4 + 2 Br2 = 4 PBr
Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ca(OH)2 + H3Po4 = Ca3(Po4)2 + H2O =>
3 Ca(OH)2 + 2 H3Po4 = Ca3(Po4)2 + 6 H2O
Al(s) + Cl2(g) = AlCl3(s) =>
2 Al(s) + 3 Cl2(g) = 2 AlCl3(s)
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