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8 Fe + 15 H2SO4 = 3 H2S + 4 Fe2(SO4)3 + 12 H2O
KCIO = KCI + O2 =>
2 KCIO = 2 KCI + O2
CoCl2 + NH4Cl + O2 + NH4OH = [Co(NH3)6]Cl3 + H2O =>
4 CoCl2 + 4 NH4Cl + O2 + 20 NH4OH = 4[Co(NH3)6]Cl3 + 22 H2O
ZnH2 + HNO3 + HCl = ZnCl2 + NH3 + H2O =>
2 ZnH2 + HNO3 + 4 HCl = 2 ZnCl2 + NH3 + 3 H2O
CH3CHCH2OH + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
3 CH3CHCH2OH + KMnO4 + 2 H2O = MnO2 + 3 CH3CH(OH)CH2(OH) + KOH
FeO2 + H2 = HO + Fe4 =>
4 FeO2 + 4 H2 = 8 HO + Fe4
Ba + Pb(NO3)4 = Pb + Ba(NO3)4 =>
Ba + Pb(NO3)4 = Pb + Ba(NO3)4
CaCl2 + FeP = Ca3P2 + FeCl3 =>
3 CaCl2 + 2 FeP = Ca3P2 + 2 FeCl3
Ti + CHF3 + NH3 = TiF4 + CH4 + N2 =>
3 Ti + 4 CHF3 + 4 NH3 = 3 TiF4 + 4 CH4 + 2 N2
CHCl3 + CuO = CuCl2 + CuCl + CO2 + H2O =>
2 CHCl3 + 5 CuO = CuCl2 + 4 CuCl + 2 CO2 + H2O
Mg + C4H6O5 = MgC4H4O5 + H2 =>
Mg + C4H6O5 = MgC4H4O5 + H2
SO2 + Li = Li(SO2) =>
SO2 + Li = Li(SO2)
(NH4)3BO3 = NH3 + H3BO3 =>
(NH4)3BO3 = 3 NH3 + H3BO3
H2SO4 + KOH = H2O + (SO4)HK =>
H2SO4 + KOH = H2O + (SO4)HK
MnO2 + N2H4 + H2SO4 = MnSO4 + N2 + H2O =>
2 MnO2 + N2H4 + 2 H2SO4 = 2 MnSO4 + N2 + 4 H2O
Sr(OH)2 = SrO2 + H2 =>
Sr(OH)2 = SrO2 + H2
BaSO4 + H3PO4 = Ba3(PO4)2 + H2SO4 =>
3 BaSO4 + 2 H3PO4 = Ba3(PO4)2 + 3 H2SO4
H2SO4 + KOH + NaOH = KNaSO4 + H2O =>
H2SO4 + KOH + NaOH = KNaSO4 + 2 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Na3AsO + Zn + H2SO4 = ZnSO4 + AsH3 + Na2SO4 + H2O =>
2 Na3AsO + 2 Zn + 5 H2SO4 = 2 ZnSO4 + 2 AsH3 + 3 Na2SO4 + 2 H2O
C2H4Cl2 + O2 = CO2 + H2O + HCl =>
2 C2H4Cl2 + 5 O2 = 4 CO2 + 2 H2O + 4 HCl
Ca + CO3 + H3PO4 = Ca3(PO4)2 + CO2 + H2O =>
3 Ca + 3 CO3 + 2 H3PO4 = Ca3(PO4)2 + 3 CO2 + 3 H2O
K2 + PtCl4 + NH3 = KCl + PtCl2(NH3)2 =>
K2 + PtCl4 + 2 NH3 = 2 KCl + PtCl2(NH3)2
AlCl3 + NH4(OH) = Al(OH)3 + (NH4)Cl =>
AlCl3 + 3 NH4(OH) = Al(OH)3 + 3(NH4)Cl
Mg(NO3)2 + AlPO4 = Mg3(PO4)2 + Al(NO3)3 =>
3 Mg(NO3)2 + 2 AlPO4 = Mg3(PO4)2 + 2 Al(NO3)3
CuCl2 + Ca(OH)2 = CaCl2 + Cu(OH)2 =>
CuCl2 + Ca(OH)2 = CaCl2 + Cu(OH)2
Al + LiOH + H2O = LiAlO2 + H2 =>
2 Al + 2 LiOH + 2 H2O = 2 LiAlO2 + 3 H2
CrBr3 + K2CO3 = Cr2(CO3)3 + KBr =>
2 CrBr3 + 3 K2CO3 = Cr2(CO3)3 + 6 KBr
KCl(s) = KCl(aq) =>
KCl(s) = KCl(aq)
MgS + Al2(SO3)3 = Mg(SO3) + Al2S3 =>
3 MgS + Al2(SO3)3 = 3 Mg(SO3) + Al2S3
C16H34 + CuO = H2O + Cu + CO2 =>
C16H34 + 49 CuO = 17 H2O + 49 Cu + 16 CO2
Cu2O + H = Cu + HO2 =>
2 Cu2O + H = 4 Cu + HO2
BaCl2 + H3PO4 = Ba3(PO4)2 + ClH =>
3 BaCl2 + 2 H3PO4 = Ba3(PO4)2 + 6 ClH
K2O(s) + CO2(g) = K2CO3 =>
K2O(s) + CO2(g) = K2CO3
Al(NO3)3 + Cr(NO3)3 + CH4N2O = Al2CrO3 + N2 + H2O + CO2 =>
4 Al(NO3)3 + 2 Cr(NO3)3 + 16 CH4N2O = 2 Al2CrO3 + 25 N2 + 32 H2O + 16 CO2
CH2BrCHBrCH3 + KOH = CHCCH3 + H2O + KBr =>
CH2BrCHBrCH3 + 2 KOH = CHCCH3 + 2 H2O + 2 KBr
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
As2O5 + NaOH = H2O + Na3AsO4 =>
As2O5 + 6 NaOH = 3 H2O + 2 Na3AsO4
Pb + S + O2 = PbSO4 =>
Pb + S + 2 O2 = PbSO4
ZnCl2 + Ni(OH)3 = Zn(OH)2 + NiCl3 =>
3 ZnCl2 + 2 Ni(OH)3 = 3 Zn(OH)2 + 2 NiCl3
K2S + Al(NO3)3 = Al2S3 + KNO3 =>
3 K2S + 2 Al(NO3)3 = Al2S3 + 6 KNO3
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
B3 + H = BH3 =>
B3 + 9 H = 3 BH3
Al + HI = Al(HI) =>
Al + HI = Al(HI)
C5H10O5 = C2H4 + CO2 + H2O =>
3 C5H10O5 = 5 C2H4 + 5 CO2 + 5 H2O
Fe3{+} + Ag = Fe + Ag{+} =>
Fe3{+} + Ag = 3 Fe + Ag{+}
Co(OH)2 + NaClO + H2O = NaCl + Co(OH)3 =>
2 Co(OH)2 + NaClO + H2O = NaCl + 2 Co(OH)3
LiOH + Sr(NO3)2 = Li(NO3) + Sr(OH)2 =>
2 LiOH + Sr(NO3)2 = 2 Li(NO3) + Sr(OH)2
AgNO3 + Pb(CH3COOH)2 = Pb(NO3)2 + AgCH3COOH =>
2 AgNO3 + Pb(CH3COOH)2 = Pb(NO3)2 + 2 AgCH3COOH
KClO3 + C6H12N4 = KCl + H2O + CO2 + N2 =>
6 KClO3 + C6H12N4 = 6 KCl + 6 H2O + 6 CO2 + 2 N2
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