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3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Na2Co3 + CaCl2 = NaCl + CaCo3 =>
Na2Co3 + CaCl2 = 2 NaCl + CaCo3
KMnO4 + H2O + Cu = Cu(OH)2 + MnO2 + KOH =>
2 KMnO4 + 4 H2O + 3 Cu = 3 Cu(OH)2 + 2 MnO2 + 2 KOH
BaCl2 + Na2So4 = BaSo4 + NaCl =>
BaCl2 + Na2So4 = BaSo4 + 2 NaCl
P + Cl = PCl3 =>
P + 3 Cl = PCl3
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
C7H16 + Br2 = C7H15Br + HBr =>
C7H16 + Br2 = C7H15Br + HBr
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
C7H16 + Br2 = C7H15Br + HBr =>
C7H16 + Br2 = C7H15Br + HBr
H2CO3 + Ca(OH)2 = Ca(CO3) + H2O =>
H2CO3 + Ca(OH)2 = Ca(CO3) + 2 H2O
C7H16 + Br2 = C7H15Br + HBr =>
C7H16 + Br2 = C7H15Br + HBr
Hg + HNO3 = Hg(NO3)2 + H2O + NO2 =>
Hg + 4 HNO3 = Hg(NO3)2 + 2 H2O + 2 NO2
C2H6O + H3PO4 = C2H9O5P =>
C2H6O + H3PO4 = C2H9O5P
P4 + O2 = P4O6 =>
P4 + 3 O2 = P4O6
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Mg + P = Mg3P2 =>
3 Mg + 2 P = Mg3P2
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Si + N2 = Si3N4 =>
3 Si + 2 N2 = Si3N4
KMnO4 + C6H5CHO + H2SO4 = Mn2SO4 + K2SO4 + C6H5COOH + H2O =>
2 KMnO4 + 6 C6H5CHO + 2 H2SO4 = Mn2SO4 + K2SO4 + 6 C6H5COOH + 2 H2O
CH3(CH2)5CH3 + O2 = CO2 + H20 =>
5 CH3(CH2)5CH3 + 35 O2 = 35 CO2 + 4 H20
C3H6OS + H2O = H2SO4 + H2S + C3H6O =>
4 C3H6OS + 4 H2O = H2SO4 + 3 H2S + 4 C3H6O
Zn + HCl = ZnCl + H =>
Zn + HCl = ZnCl + H
FeCl3(aq) + NaOH(aq) = Fe(OH)3(s) + NaCl(aq) =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3(s) + 3 NaCl(aq)
Nh4No3 + HCl = Nh4Cl + HNo3 =>
Nh4No3 + HCl = Nh4Cl + HNo3
Fe(OH)3(s) + HNO3(aq) = Fe(NO3)3(aq) + H2O(l) =>
Fe(OH)3(s) + 3 HNO3(aq) = Fe(NO3)3(aq) + 3 H2O(l)
O2 + N2 = NO =>
O2 + N2 = 2 NO
H2SO3 + CaO = Ca(SO3) + H2O =>
H2SO3 + CaO = Ca(SO3) + H2O
Cu(No3)2 + Zn = Cu + ZnNo3 =>
Cu(No3)2 + 2 Zn = Cu + 2 ZnNo3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
ZNS + O2 = ZNO + SO2 =>
2 ZNS + 3 O2 = 2 ZNO + 2 SO2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
FeS2 + O2 + H2O = H2S2O4 + Fe =>
2 FeS2 + 3 O2 + 2 H2O = 2 H2S2O4 + 2 Fe
K + CL = KCL =>
K + CL = KCL
Ca(OH)2 + Cl2 = Ca(OCl)2 + CaCl2 + H2O =>
2 Ca(OH)2 + 2 Cl2 = Ca(OCl)2 + CaCl2 + 2 H2O
P4 + S = P2S3 =>
P4 + 6 S = 2 P2S3
C6H6 + O2 = H2O + CO2 =>
2 C6H6 + 15 O2 = 6 H2O + 12 CO2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
CuSO4 + KCNS = CuCNS + KSO4 =>
CuSO4 + KCNS = CuCNS + KSO4
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
C2H6O + H3PO4 = H2PO4 + C2H5 + H2O =>
C2H6O + H3PO4 = H2PO4 + C2H5 + H2O
FeS2 + O2 + H2O = Fe + H2SO4 =>
FeS2 + 3 O2 + 2 H2O = Fe + 2 H2SO4
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
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