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2 Mg + O2 = 2 MgO
H2SO4 + Cu = CuSO4 + SO2 + H2O =>
2 H2SO4 + Cu = CuSO4 + SO2 + 2 H2O
BeCl2 + NaOH = BeOHCl + NaCl =>
BeCl2 + NaOH = BeOHCl + NaCl
C2H6O2 + Na = C2H4O2Na2 + H2 =>
C2H6O2 + 2 Na = C2H4O2Na2 + H2
Ca3(PO4)2 + H2SO4 = Ca(H2PO4)2 + CaSO4 =>
Ca3(PO4)2 + 2 H2SO4 = Ca(H2PO4)2 + 2 CaSO4
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
KCr(SO4)2 + HCl = Cl2 + H2SO4 + K2SO4 + CrCl2 =>
2 KCr(SO4)2 + 6 HCl = Cl2 + 3 H2SO4 + K2SO4 + 2 CrCl2
Au + Cl2 = AuCl3 =>
2 Au + 3 Cl2 = 2 AuCl3
CH3COOCH3 + O2 = CO2 + H2O =>
2 CH3COOCH3 + 7 O2 = 6 CO2 + 6 H2O
N2O5 + NAOH = NANO3 + H2O =>
N2O5 + 2 NAOH = 2 NANO3 + H2O
Mn + O2 = MnO =>
2 Mn + O2 = 2 MnO
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
SO2 + HNO3 = H2SO4 + NO2 =>
SO2 + 2 HNO3 = H2SO4 + 2 NO2
Cl2(aq) + NaBr(aq) = Br2(aq) + NaCl(aq) =>
Cl2(aq) + 2 NaBr(aq) = Br2(aq) + 2 NaCl(aq)
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
SO2 + C = CS2 + CO =>
2 SO2 + 5 C = CS2 + 4 CO
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
(C7H12O7)2 + C2H6O = C6H8O6 + C3H10O2 =>
(C7H12O7)2 + 2 C2H6O = 2 C6H8O6 + 2 C3H10O2
K + S = K2S =>
2 K + S = K2S
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
K + S = K2S =>
2 K + S = K2S
C2H2 + I2 = C2H2I2 =>
C2H2 + I2 = C2H2I2
Ni + Br2 = Ni{2+} + Br{-} =>
Ni + Br2 = Ni{2+} + 2 Br{-}
Al + H2O + NaOH = NaAlO2 + H2 =>
2 Al + 2 H2O + 2 NaOH = 2 NaAlO2 + 3 H2
Ag + HCl = AgCl + H2 =>
2 Ag + 2 HCl = 2 AgCl + H2
POCl3 + H2O = H3PO4 + HCl =>
POCl3 + 3 H2O = H3PO4 + 3 HCl
H + O = H2O =>
2 H + O = H2O
Cu + S = Cu2S =>
2 Cu + S = Cu2S
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K2CO3 + Fe(NO3)3 = KNO3 + Fe2(CO3)3 =>
3 K2CO3 + 2 Fe(NO3)3 = 6 KNO3 + Fe2(CO3)3
K2Cr2O7 + (COOK)2 + H2SO4 = K2SO4 + Cr2(SO)4 + CO2 + H2O =>
K2Cr2O7 + 14(COOK)2 + 19 H2SO4 = 15 K2SO4 + Cr2(SO)4 + 28 CO2 + 19 H2O
HCl + Ag2C2 = C2H2 + AgCl =>
2 HCl + Ag2C2 = C2H2 + 2 AgCl
C6H8O7 + Mg = H2 + MgC6H6O7 =>
C6H8O7 + Mg = H2 + MgC6H6O7
HNO3(aq) + Mg(OH)2(s) = Mg(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Mg(OH)2(s) = Mg(NO3)2(aq) + 2 H2O(l)
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Na2S + H3PO4 = Na3PO4 + H2S =>
3 Na2S + 2 H3PO4 = 2 Na3PO4 + 3 H2S
HNO3(aq) + Mg(OH)2(s) = Mg(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Mg(OH)2(s) = Mg(NO3)2(aq) + 2 H2O(l)
MnSO4 + PbO2 + H2SO4 = HMnO4 + PbSO4 + H2O =>
2 MnSO4 + 5 PbO2 + 3 H2SO4 = 2 HMnO4 + 5 PbSO4 + 2 H2O
CH4 + O2 = C2H2 + H2O =>
4 CH4 + 3 O2 = 2 C2H2 + 6 H2O
NO + O2 + H20 = HNO3 =>
20 NO + 20 O2 + H20 = 20 HNO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cl2 + KOH = KClO3 + KCl + H2O =>
3 Cl2 + 6 KOH = KClO3 + 5 KCl + 3 H2O
SO42{-} + Mn(OH)2 = SO32{-} + H2O + MnO2 =>
SO42{-} + 10 Mn(OH)2 = SO32{-} + 10 H2O + 10 MnO2
Ca(OH)2 + HNO3 = H2O + Ca(NO3)2 =>
Ca(OH)2 + 2 HNO3 = 2 H2O + Ca(NO3)2
ZNO + H2O = ZN(OH)2 =>
ZNO + H2O = ZN(OH)2
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