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2 CH3{-}CH3 = 2 CH2{-}CH2 + H2
KCN + O2 = KCNO =>
2 KCN + O2 = 2 KCNO
CH3CH2OH + KMnO4 + KOH = CH3COOH + K2MnO4 + H2O =>
CH3CH2OH + 4 KMnO4 + 4 KOH = CH3COOH + 4 K2MnO4 + 3 H2O
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
CH3NO2 + N2O + OH{-} = CO3{-2} + H2O + N2 =>
2 CH3NO2 + 3 N2O + 4 OH{-} = 2 CO3{-2} + 5 H2O + 4 N2
AgI + Al = AlI3 + Ag =>
3 AgI + Al = AlI3 + 3 Ag
SiO2 + C = SiC*2CO =>
SiO2 + 3 C = SiC*2CO
Cl2 + P4 = PCl5 =>
10 Cl2 + P4 = 4 PCl5
CuSO4(aq) + Fe(NO3)3 = Cu(NO3)3 + FeSO4 =>
CuSO4(aq) + Fe(NO3)3 = Cu(NO3)3 + FeSO4
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
K2CO3 = K2O + CO2 =>
K2CO3 = K2O + CO2
P2O3 + Ba(OH)2 = Ba(PO2)2 + H2O =>
P2O3 + Ba(OH)2 = Ba(PO2)2 + H2O
Cu + AgNo2 = Ag + CuNo2 =>
Cu + AgNo2 = Ag + CuNo2
Ba(NO3)2KOH = BaOHK(NO3)2 =>
Ba(NO3)2KOH = BaOHK(NO3)2
HNO3 + AlCl3 = HCl + Al(NO3)3 =>
3 HNO3 + AlCl3 = 3 HCl + Al(NO3)3
MgO + BaCl2 = MgCl2 + BaO =>
MgO + BaCl2 = MgCl2 + BaO
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Ca(NO3)2 + Al = Al2(NO3)3 + Ca =>
3 Ca(NO3)2 + 4 Al = 2 Al2(NO3)3 + 3 Ca
Ba(HCO3)2 + NaHSO4 = BaSO4 + Na2SO4 + H2O + CO2 =>
Ba(HCO3)2 + 2 NaHSO4 = BaSO4 + Na2SO4 + 2 H2O + 2 CO2
Cr2(SO4)3 + LiOH = Cr(OH)3 + Li2SO4 =>
Cr2(SO4)3 + 6 LiOH = 2 Cr(OH)3 + 3 Li2SO4
ROH(l) + PCl3(l) = RCl(l) + H3PO3 =>
3 ROH(l) + PCl3(l) = 3 RCl(l) + H3PO3
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
ZnCO3 + NaOH = Na2CO3 + Zn(OH)2 =>
ZnCO3 + 2 NaOH = Na2CO3 + Zn(OH)2
Fe{2+} + CO3{2-} = FeCO3 =>
Fe{2+} + CO3{2-} = FeCO3
HgO + H2SO3 = HgSO3 + H2O =>
HgO + H2SO3 = HgSO3 + H2O
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
NH3 + Br2 = NH4Br + N2 =>
8 NH3 + 3 Br2 = 6 NH4Br + N2
MnO2NaOH = NaOHMnO2 =>
MnO2NaOH = NaOHMnO2
Ra + C = RaC2 =>
Ra + 2 C = RaC2
Xe + F2 = XeF4 =>
Xe + 2 F2 = XeF4
Mg(OH)2 + Al2O3 = Al(OH)3 + MgO =>
3 Mg(OH)2 + Al2O3 = 2 Al(OH)3 + 3 MgO
Ni + HCl = NiCl2 + H2 =>
Ni + 2 HCl = NiCl2 + H2
C3H9N + HClO4 = Cl2 + CO2 + H2O + N2 =>
2 C3H9N + 6 HClO4 = 3 Cl2 + 6 CO2 + 12 H2O + N2
KMnO4 + KNO + KOH = K2MnO4 + KNO3 + H2O =>
4 KMnO4 + KNO + 4 KOH = 4 K2MnO4 + KNO3 + 2 H2O
CH3NH2HNO3 = CH3NH3NO3 =>
CH3NH2HNO3 = CH3NH3NO3
C6H5OH + KMnO4 = C6H4O2 + MnO2 + H2O + KOH =>
3 C6H5OH + 4 KMnO4 = 3 C6H4O2 + 4 MnO2 + H2O + 4 KOH
CH3COOH + NH3 = CH3COOH2 + NH2 =>
CH3COOH + NH3 = CH3COOH2 + NH2
CH3CHCH2 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
3 CH3CHCH2 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 CH3CH(OH)CH2(OH) + 2 KOH
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
K2 + MnO4 + HCl = MnCl2 + KCl + H2O =>
3 K2 + MnO4 + 8 HCl = MnCl2 + 6 KCl + 4 H2O
Cu(NH3)4Cl2 + KSCN = NH3 + K2Cu(SCN)4 + KCl =>
Cu(NH3)4Cl2 + 4 KSCN = 4 NH3 + K2Cu(SCN)4 + 2 KCl
AgI + FeCO3 = FeI2 + Ag2CO3 =>
2 AgI + FeCO3 = FeI2 + Ag2CO3
FeSO4 + HF = FeF2 + H2SO4 =>
FeSO4 + 2 HF = FeF2 + H2SO4
NO + NH3 = H2O + N2 =>
6 NO + 4 NH3 = 6 H2O + 5 N2
KY + Pb(NO3)2 = PbY2 + KNO3 =>
2 KY + Pb(NO3)2 = PbY2 + 2 KNO3
KOH + NH3NO3 = KNO3 + H2O + NH3 =>
9 KOH + 8 NH3NO3 = 9 KNO3 + 6 H2O + 7 NH3
Fe(s) + HCl(ac) = FeCl3(s) + H2(g) =>
2 Fe(s) + 6 HCl(ac) = 2 FeCl3(s) + 3 H2(g)
H4 = H =>
H4 = 4 H
H2(g) + CS2(l) = CH4(g) + H2S(g) =>
4 H2(g) + CS2(l) = CH4(g) + 2 H2S(g)
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