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2 H3BO3 + 3(NH2)2CO = 2 B(NH2)3 + 3 CO2 + 3 H2O
H3BO3 + (NH2)2CO = B2(NH)3 + CO2 + H2O =>
4 H3BO3 + 3(NH2)2CO = 2 B2(NH)3 + 3 CO2 + 9 H2O
C2H2 + O2 = CO2 + H20 =>
10 C2H2 + 20 O2 = 20 CO2 + H20
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
K2S + Pb(NO3)2 = PbS + KNO3 =>
K2S + Pb(NO3)2 = PbS + 2 KNO3
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
CaCO3 = CO2 + CaO =>
CaCO3 = CO2 + CaO
H2SO4 + Al(OH)3 = Al2(SO4)3 + HOH =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 HOH
B2(NH)3 = BN + NH3 =>
B2(NH)3 = 2 BN + NH3
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
B(NH2)3 = BN + NH3 =>
B(NH2)3 = BN + 2 NH3
Ca + HOH = Ca(OH)2 + H2 =>
Ca + 2 HOH = Ca(OH)2 + H2
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
C3H9 + O2 = CO2 + H2O =>
4 C3H9 + 21 O2 = 12 CO2 + 18 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ba + FeSo3 = BaSo4 + Fe =>
3 Ba + 4 FeSo3 = 3 BaSo4 + 4 Fe
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
B2(NH)3 = BN + NH3 =>
B2(NH)3 = 2 BN + NH3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NH4NO3 = H2O + N2O =>
NH4NO3 = 2 H2O + N2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
H3BO3 + (NH2)2CO = B2(NH)3 + CO2 + H2O =>
4 H3BO3 + 3(NH2)2CO = 2 B2(NH)3 + 3 CO2 + 9 H2O
C12H22O + O2 = CO2 + H2O =>
C12H22O + 17 O2 = 12 CO2 + 11 H2O
H2SO4 + FeS = FeSO4 + H2S =>
H2SO4 + FeS = FeSO4 + H2S
Al2(SO4)3 + Ba(OH)2 = Al(OH)3 + BaSO4 =>
Al2(SO4)3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 BaSO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
NaCl + AgNO3 = NaNO3 + AgCl =>
NaCl + AgNO3 = NaNO3 + AgCl
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Zn + SnCl = ZnCl2 + Sn =>
Zn + 2 SnCl = ZnCl2 + 2 Sn
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
AgNO3 + Ni = Ag + Ni(NO3)2 =>
2 AgNO3 + Ni = 2 Ag + Ni(NO3)2
Zn + SnCl2 = ZnCl2 + Sn =>
Zn + SnCl2 = ZnCl2 + Sn
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
Zn + SnCl2 = ZnCl2 + Sn =>
Zn + SnCl2 = ZnCl2 + Sn
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
NaI = Na + I2 =>
2 NaI = 2 Na + I2
CuO = Cu + O2 =>
2 CuO = 2 Cu + O2
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