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2 Cu + O2 = 2 CuO
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Zn2 + H2SO4 = Zn(SO4)2 + H2 =>
Zn2 + 4 H2SO4 = 2 Zn(SO4)2 + 4 H2
MgBr2 + Cl = MgCl2 + Br =>
MgBr2 + 2 Cl = MgCl2 + 2 Br
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
H(NO3) + KOH = H2O + K(NO3) =>
H(NO3) + KOH = H2O + K(NO3)
NaHCO3 + HCl = NaCl + CO2 + H2O =>
NaHCO3 + HCl = NaCl + CO2 + H2O
Y2 + H2SO4 = HYO3 + SO2 + H2O =>
Y2 + 5 H2SO4 = 2 HYO3 + 5 SO2 + 4 H2O
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
CH3COOH + Mg = (CH3COO)Mg + H2 =>
2 CH3COOH + 2 Mg = 2(CH3COO)Mg + H2
FeC2O4 + K2C2O4 + H2O2 + H2C2O4 + H2O = K3(Fe(C2O4)3)*3(H2O) =>
2 FeC2O4 + 3 K2C2O4 + H2O2 + H2C2O4 + 4 H2O = 2 K3(Fe(C2O4)3)*3(H2O)
KCLO3 = KCL + O2 =>
2 KCLO3 = 2 KCL + 3 O2
Cu(No3)2 + Ni = Cu + NiNo3 =>
Cu(No3)2 + 2 Ni = Cu + 2 NiNo3
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
CO2 + NO2 + H2O = C7H10N + O2 =>
14 CO2 + 2 NO2 + 10 H2O = 2 C7H10N + 21 O2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CH3COOH + Al = (CH3COO)Al + H2 =>
2 CH3COOH + 2 Al = 2(CH3COO)Al + H2
P4O10 + HCl = POCl3 + HPO3 =>
P4O10 + 3 HCl = POCl3 + 3 HPO3
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
HI = H2 + I2 =>
2 HI = H2 + I2
K + Ci2 = KCi =>
2 K + Ci2 = 2 KCi
C2H3O2Na + HCl = C2H3O2Cl + NaH =>
C2H3O2Na + HCl = C2H3O2Cl + NaH
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
HB2O3 + CaF2 = BF3 + CaO + H2 =>
2 HB2O3 + 6 CaF2 = 4 BF3 + 6 CaO + H2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Ca(OH)2 + H2CO3 = CaCO3 + H2O =>
Ca(OH)2 + H2CO3 = CaCO3 + 2 H2O
CH3CH2OH + KMnO4 + H2SO4 = CH3COH + MnSO4 + H2O + K2SO4 =>
5 CH3CH2OH + 2 KMnO4 + 3 H2SO4 = 5 CH3COH + 2 MnSO4 + 8 H2O + K2SO4
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
HCL + NAOH = H2O + NACL =>
HCL + NAOH = H2O + NACL
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
NH3 + CUO = CU + N2 + H2O =>
2 NH3 + 3 CUO = 3 CU + N2 + 3 H2O
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
(NH4)2SO4 = NH3 + H2SO4 =>
(NH4)2SO4 = 2 NH3 + H2SO4
ZINC + SILVERNITRATE = ZINCNITRATE + SILVER =>
ZINC + SILVERNITRATE = ZINCNITRATE + SILVER
As2S3 + HNO3 = H3AsO4 + NO2 + H20 + S =>
10 As2S3 + 80 HNO3 = 20 H3AsO4 + 80 NO2 + H20 + 30 S
Fe + Ci2 = FeCi2 =>
Fe + Ci2 = FeCi2
MgCl2 + NH4OH = NH4Cl2 + MgOH =>
MgCl2 + NH4OH = NH4Cl2 + MgOH
HCOH + KMnO4 + H2SO4 = H2O + CO2 + K2SO4 + MnSO4 =>
5 HCOH + 4 KMnO4 + 6 H2SO4 = 11 H2O + 5 CO2 + 2 K2SO4 + 4 MnSO4
Fe + Cl2 = FeCl2 =>
Fe + Cl2 = FeCl2
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
AgN + MgCl = AgCl + MgN =>
AgN + MgCl = AgCl + MgN
KMnO4 + H2SO4 + Na2SO3 = K2SO4 + MnSO4 + Na2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 Na2SO3 = K2SO4 + 2 MnSO4 + 5 Na2SO4 + 3 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Mn(NO3)2(aq) + (NH4)2CO3(aq) = MnCO3(s) + NH4NO3(aq) =>
Mn(NO3)2(aq) + (NH4)2CO3(aq) = MnCO3(s) + 2 NH4NO3(aq)
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
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