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2 C2H3Cl + 2 Na = C4H6 + 2 NaCl
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Fe + HCI = FeCI + H2 =>
2 Fe + 2 HCI = 2 FeCI + H2
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H2NCH2COOH + CH2O + HCOOH = (CH3)2NCH2COOH + CO2 + H2O =>
H2NCH2COOH + 2 CH2O + 2 HCOOH = (CH3)2NCH2COOH + 2 CO2 + 2 H2O
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
NH4U + NaOH = NaU + NH4OH =>
NH4U + NaOH = NaU + NH4OH
C2H3Cl + Na = C4H6 + NaCl =>
2 C2H3Cl + 2 Na = C4H6 + 2 NaCl
Cr2O7{-2} + H{+} + SO3{-2} = SO4{-2} + H2O + Cr{+3} =>
Cr2O7{-2} + 8 H{+} + 3 SO3{-2} = 3 SO4{-2} + 4 H2O + 2 Cr{+3}
CuSO4 + Na2CO3 = CuCO3 + Na2SO4 =>
CuSO4 + Na2CO3 = CuCO3 + Na2SO4
Al + Na2S2O3 + HCl = AlCl3 + H2S + NaCl + H2O =>
8 Al + 3 Na2S2O3 + 30 HCl = 8 AlCl3 + 6 H2S + 6 NaCl + 9 H2O
Na2SO3 + HC1 = NaC1 + SO2 + H2O =>
Na2SO3 + 2 HC1 = 2 NaC1 + SO2 + H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
H2S + NaOH = H2O + Na2S =>
H2S + 2 NaOH = 2 H2O + Na2S
Ca(PO4)2 + KBr = K(PO4)2 + CaBr =>
Ca(PO4)2 + KBr = K(PO4)2 + CaBr
Fe(iii) + S = Fe2S3 =>
2 Fe(iii) + 3 S = Fe2S3
PbCl2 + F2 = PbF + Cl2 =>
2 PbCl2 + F2 = 2 PbF + 2 Cl2
HNO3 + CaI2 = Ca(NO3)2 + HI =>
2 HNO3 + CaI2 = Ca(NO3)2 + 2 HI
KMnO4 + HBr = KBr + Br2 + MnBr2 + HOH =>
2 KMnO4 + 16 HBr = 2 KBr + 5 Br2 + 2 MnBr2 + 8 HOH
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
Pb + O2 = PbO2 =>
Pb + O2 = PbO2
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
NaNo3 + HCl = NaCl + H(No)3 =>
NaNo3 + HCl = NaCl + H(No)3
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Na2CO3 + Ba(OH)2 = BaCO3 + NaOH =>
Na2CO3 + Ba(OH)2 = BaCO3 + 2 NaOH
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C2H3Cl + Na = C4H6 + NaCl =>
2 C2H3Cl + 2 Na = C4H6 + 2 NaCl
CaS + K3(PO4) = Ca3(PO4)2 + K2S =>
3 CaS + 2 K3(PO4) = Ca3(PO4)2 + 3 K2S
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C6H8O7 + Cu2(OH)2CO3 + NaOH = Cu2(C6H3O7)Na + H2O + CO2 =>
C6H8O7 + Cu2(OH)2CO3 + NaOH = Cu2(C6H3O7)Na + 4 H2O + CO2
Co(NO3)2 + Na3BO3 = Co3(BO3)2 + NaNO3 =>
3 Co(NO3)2 + 2 Na3BO3 = Co3(BO3)2 + 6 NaNO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Ag + No3 = Ag(No3)2 =>
Ag + 2 No3 = Ag(No3)2
Na + Cu2O = Na2O + Cu2 =>
2 Na + Cu2O = Na2O + Cu2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
Fe2P(s) + S(s) = P4S10(s) + FeS(s) =>
4 Fe2P(s) + 18 S(s) = P4S10(s) + 8 FeS(s)
Mg3N2(s) + H2SO4(aq) = MgSO4 + (NH4)2SO4(aq) =>
Mg3N2(s) + 4 H2SO4(aq) = 3 MgSO4 + (NH4)2SO4(aq)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
C7H16 + O2 = COCO2 + H2O =>
4 C7H16 + 37 O2 = 14 COCO2 + 32 H2O
KCl = K + Cl2 =>
2 KCl = 2 K + Cl2
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