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3 Cu + 4 HSO4 = 3 CuSO4 + 2 HOH + SO2
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
NH3 + H2O2 = N + H2O =>
2 NH3 + 3 H2O2 = 2 N + 6 H2O
NaCl + H2SO4 = HCl + Na2SO4 =>
2 NaCl + H2SO4 = 2 HCl + Na2SO4
Na2CO3 + Ca(OH)2 = CaCO3 + NaOH =>
Na2CO3 + Ca(OH)2 = CaCO3 + 2 NaOH
NaCl + H2SO4 = HCl + Na2SO4 =>
2 NaCl + H2SO4 = 2 HCl + Na2SO4
Cu(SO4)3(aq) + Fe(s) = Fe2(SO4)3(aq) + Cu(s) =>
Cu(SO4)3(aq) + 2 Fe(s) = Fe2(SO4)3(aq) + Cu(s)
NH3 + H2O2 = N2 + H2O =>
2 NH3 + 3 H2O2 = N2 + 6 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
PCl5 + water = hydrogenchloride + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Zn + O2 = Zn2O =>
4 Zn + O2 = 2 Zn2O
NaMnO4 + NaOH = Na2MnO4 + O2 + H2O =>
4 NaMnO4 + 4 NaOH = 4 Na2MnO4 + O2 + 2 H2O
Na2SIO3 + H2SO4 = H2SIO3 + Na2SO4 =>
Na2SIO3 + H2SO4 = H2SIO3 + Na2SO4
Na + O2 = NaO2 =>
Na + O2 = NaO2
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
C16H34 + O2 = CO2 + H20 =>
10 C16H34 + 160 O2 = 160 CO2 + 17 H20
CU(OH)2 = CUO + H2O =>
CU(OH)2 = CUO + H2O
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
HCl + Ca = H2 + CaCl2 =>
2 HCl + Ca = H2 + CaCl2
KMnO4 + HI = KI + MnI2 + I2 + H2O =>
2 KMnO4 + 16 HI = 2 KI + 2 MnI2 + 5 I2 + 8 H2O
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
Zn + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2Zn(OH)4 + H2
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
CU(OH)2 = CUO + H2O =>
CU(OH)2 = CUO + H2O
Sn + K2CO3 = Sn(CO3)2 + K =>
Sn + 2 K2CO3 = Sn(CO3)2 + 4 K
magnesium + nitrogen = Mg3N2 =>
3 Mg + N2 = Mg3N2
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Ch4 + Cl2 = Ch3Cl =>
3 Ch4 + 2 Cl2 = 4 Ch3Cl
C2H2 + H2 = C3H8 =>
3 C2H2 + 5 H2 = 2 C3H8
C4H8 + O2 = CO2 + H20 =>
5 C4H8 + 20 O2 = 20 CO2 + 2 H20
KL + CL2 = KCL + L2 =>
KL + CL2 = KCL + L2
Fe2O2 + CO = Fe + CO2 =>
Fe2O2 + 2 CO = 2 Fe + 2 CO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
PCl3(l) + H2O(l) = H3PO3(aq) + HCl(aq) =>
PCl3(l) + 3 H2O(l) = H3PO3(aq) + 3 HCl(aq)
Sb(OH)3 + HNO3 = H2O + Sb(NO3)3 =>
Sb(OH)3 + 3 HNO3 = 3 H2O + Sb(NO3)3
AlCl3(s) = Al(s) + Cl2(g) =>
2 AlCl3(s) = 2 Al(s) + 3 Cl2(g)
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
C16H34 + O2 = CO2 + H20 =>
10 C16H34 + 160 O2 = 160 CO2 + 17 H20
CuSO4 + Fe = FeSO4 + Cu =>
CuSO4 + Fe = FeSO4 + Cu
MgSO4*7H2O + Na2CO3 = MgCO3 + Na2SO4*7H2O =>
MgSO4*7H2O + Na2CO3 = MgCO3 + Na2SO4*7H2O
Iron + water = Fe2O3 + hydrogen =>
2 Fe + 3 H2O = Fe2O3 + 3 H2
C2H2 + CH4 = C3H8 =>
2 C2H2 + 5 CH4 = 3 C3H8
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
K2Cr2O7 + H2SO4 + SO2 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + H2SO4 + 3 SO2 = Cr2(SO4)3 + K2SO4 + H2O
HCl + FeS = FeCl2 + H2S =>
2 HCl + FeS = FeCl2 + H2S
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
HNO3 + Mg = Mg(NO3)2 + H2 =>
2 HNO3 + Mg = Mg(NO3)2 + H2
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
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