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3 Ni + 4 H2SO4 = 3 NiSO4 + S + 4 H2O
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
NaNO3 + SO2 = NaNO2 + SO3 =>
NaNO3 + SO2 = NaNO2 + SO3
Cu2S + HCl = CuCl + H2S =>
Cu2S + 2 HCl = 2 CuCl + H2S
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
(Co(SCN)4)2 + H2O = (Co(H2O)6)2 + SCN =>
(Co(SCN)4)2 + 12 H2O = (Co(H2O)6)2 + 8 SCN
NiCl2 + KMnO4 + H2SO4 = Cl2 + MnSO4 + NiSO4 + K2SO4 + H2O =>
5 NiCl2 + 2 KMnO4 + 8 H2SO4 = 5 Cl2 + 2 MnSO4 + 5 NiSO4 + K2SO4 + 8 H2O
CH3COOH + Ba = (CH3COO)2Ba + H2 =>
2 CH3COOH + Ba = (CH3COO)2Ba + H2
Fe2O3 + H2O = Fe2H2O4 =>
Fe2O3 + H2O = Fe2H2O4
HCOOH + Na2CO3 = HCOONa + H2O + CO2 =>
2 HCOOH + Na2CO3 = 2 HCOONa + H2O + CO2
Fe2O3 + CO = Fe3O4 + CO2 = Fe2 + CO2 =>
3 Fe2O3 + CO = 2 Fe3O4 + CO2
CH3CH2CHO + NaOH = CH3CH2CONa + H2O =>
CH3CH2CHO + NaOH = CH3CH2CONa + H2O
KOH + HNO3 = H2O + KNO3 =>
KOH + HNO3 = H2O + KNO3
Hg2Cl2 + IO3{-} + Cl{-} + H{+} = HgCl2 + ICl + H2O =>
2 Hg2Cl2 + IO3{-} + 5 Cl{-} + 6 H{+} = 4 HgCl2 + ICl + 3 H2O
ZnS + H2SO4 = Zn2SO4 + SO2 + H2O =>
2 ZnS + 6 H2SO4 = Zn2SO4 + 7 SO2 + 6 H2O
(CH3)2CHCHO + KMnO4 + KOH = (CH3)2CHCOOK + MnO2 + H2O =>
3(CH3)2CHCHO + 2 KMnO4 + KOH = 3(CH3)2CHCOOK + 2 MnO2 + 2 H2O
Na4SIO4 + H2O = H2SIO3 + NaOH =>
Na4SIO4 + 3 H2O = H2SIO3 + 4 NaOH
NH3(g) + H2SO4(aq) = (NH4)2SO4(aq) =>
2 NH3(g) + H2SO4(aq) = (NH4)2SO4(aq)
KMnO4 + C2H5OH + H2SO4 = K2SO4 + CO2 + MnSO4 + H2O =>
12 KMnO4 + 5 C2H5OH + 18 H2SO4 = 6 K2SO4 + 10 CO2 + 12 MnSO4 + 33 H2O
Cu(NO3)2 + NaOH = Cu(OH)2 + (NaNO3) =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2(NaNO3)
FePO4 + Zn = Zn3(PO4)2 + Fe =>
2 FePO4 + 3 Zn = Zn3(PO4)2 + 2 Fe
H2 + C2H4 = C2H6 =>
H2 + C2H4 = C2H6
NaBrO3 + H2SO4 = Br2 + O2 + Na2SO4 + H2O =>
4 NaBrO3 + 2 H2SO4 = 2 Br2 + 5 O2 + 2 Na2SO4 + 2 H2O
B2O3 + NH3 = BN + H2O =>
B2O3 + 2 NH3 = 2 BN + 3 H2O
CO2 + Na = NaCO2 =>
CO2 + Na = NaCO2
HCI + KCIO3 = CI + KCI + H2O =>
6 HCI + KCIO3 = 6 CI + KCI + 3 H2O
K2CO3 + CO2 + H2O = KHCO3 =>
K2CO3 + CO2 + H2O = 2 KHCO3
CH3CH2CH2CH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2COCH3 + H2O =>
3 CH3CH2CH2CH2OH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3CH2COCH3 + 7 H2O
Au2(SO4)3 = Au + SO4 =>
Au2(SO4)3 = 2 Au + 3 SO4
CH3CH2OH = C2H4 + H2O =>
CH3CH2OH = C2H4 + H2O
CuSO4 + MgSO4 = CuMgS2O8 =>
CuSO4 + MgSO4 = CuMgS2O8
CaBr2 + AuC2H3O2 = CaC2H3O2 + AuBr2 =>
CaBr2 + AuC2H3O2 = CaC2H3O2 + AuBr2
HgCl + KI + I2 = K2HgI4 + KCl =>
2 HgCl + 6 KI + I2 = 2 K2HgI4 + 2 KCl
Mg + Co{+2} = Mg{+2} + Co =>
Mg + Co{+2} = Mg{+2} + Co
AgH + HClO4 = Cl2 + H2O + AgClO4 =>
7 AgH + 9 HClO4 = Cl2 + 8 H2O + 7 AgClO4
K2S(aq) + BaCl2(aq) = KCl + BaS =>
K2S(aq) + BaCl2(aq) = 2 KCl + BaS
Ag2O + NH3 + H2O = Ag(NH3)2OH =>
Ag2O + 4 NH3 + H2O = 2 Ag(NH3)2OH
AlOH{-}3 + H2SO4{2-} = HOH{-} + Al2SO4{2-}3 =>
2 AlOH{-}3 + H2SO4{2-} = 2 HOH{-} + Al2SO4{2-}3
KMnO4 + Br2 + H2SO4 = H2O + KBrO3 + Mn(SO4) =>
2 KMnO4 + Br2 + 2 H2SO4 = 2 H2O + 2 KBrO3 + 2 Mn(SO4)
P2S3 + O2 = P2O5 + SO3 =>
P2S3 + 7 O2 = P2O5 + 3 SO3
C12H22O11 + O = CO2 + H2O =>
C12H22O11 + 24 O = 12 CO2 + 11 H2O
P4 + NH3 = N2 + PH3 =>
P4 + 4 NH3 = 2 N2 + 4 PH3
Cr + Br2 = Cr{3+} + Br{-} =>
2 Cr + 3 Br2 = 2 Cr{3+} + 6 Br{-}
B + C = BC =>
B + C = BC
U3O8 + MnO2 + H2SO4 = UO2SO4 + MnSO4 + H2O =>
U3O8 + MnO2 + 4 H2SO4 = 3 UO2SO4 + MnSO4 + 4 H2O
Fe(NO3)3*9H2O + NH4OH = FeOOH + NH4NO3 + H2O =>
Fe(NO3)3*9H2O + 3 NH4OH = FeOOH + 3 NH4NO3 + 10 H2O
FeSO4 + O2 + H2O = Fe(OH)3 + H2SO4 =>
4 FeSO4 + O2 + 10 H2O = 4 Fe(OH)3 + 4 H2SO4
CoCl2(aq) + Na2Co3(aq) = Co(aq) + NaCl(aq) =>
CoCl2(aq) + Na2Co3(aq) = 4 Co(aq) + 2 NaCl(aq)
H2O2 + N2 = NH3 + O2 =>
3 H2O2 + N2 = 2 NH3 + 3 O2
CH3 + OH = CO + H2 =>
CH3 + OH = CO + 2 H2
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