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2 Cr + H2S = H2 + Cr2S
Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al(OH)3 + K2O = Al2O3 + KOH =>
2 Al(OH)3 + 3 K2O = Al2O3 + 6 KOH
BaSO4 + HCl = H2SO4 + BaCl2 =>
BaSO4 + 2 HCl = H2SO4 + BaCl2
HC7H5O2 + H2O = H3O{+} + C7H5O2{-} =>
HC7H5O2 + H2O = H3O{+} + C7H5O2{-}
NO2 + KI = KNO2 + I =>
NO2 + KI = KNO2 + I
SO2 + K2Cr2O7 + H2O = K2SO4 + Cr(OH)3 + Cr2(SO4)3 =>
9 SO2 + 3 K2Cr2O7 + 3 H2O = 3 K2SO4 + 2 Cr(OH)3 + 2 Cr2(SO4)3
NaClO + C3H6O = CHCl3 + NaOH + CH3COONa =>
3 NaClO + C3H6O = CHCl3 + 2 NaOH + CH3COONa
SO2 + N2 = N2SO2 =>
SO2 + N2 = N2SO2
Zn(OH)2 + NaNO3 = Zn(NO3)2 + NaOH =>
Zn(OH)2 + 2 NaNO3 = Zn(NO3)2 + 2 NaOH
N2 + O2 = N8O =>
8 N2 + O2 = 2 N8O
LiOH(s) = Li2O(s) + H2O(g) =>
2 LiOH(s) = Li2O(s) + H2O(g)
Al + HSO = Al(SO) + H =>
Al + HSO = Al(SO) + H
K2O + Al(OH)3 = K(OH) + Al2O3 =>
3 K2O + 2 Al(OH)3 = 6 K(OH) + Al2O3
UO2 + HCl = UCl4 + H2O =>
UO2 + 4 HCl = UCl4 + 2 H2O
NaClO + C3H6O = CHCl3 + NaOH + NaOCOCH3 =>
3 NaClO + C3H6O = CHCl3 + 2 NaOH + NaOCOCH3
Zn2(OH)3Cl + NaOH = ZnO + NaCl + H2O =>
Zn2(OH)3Cl + NaOH = 2 ZnO + NaCl + 2 H2O
K2Cr2O7 + SO2 + H2O = Cr2(SO4)3 + K2SO4 + H2 =>
K2Cr2O7 + 4 SO2 + H2O = Cr2(SO4)3 + K2SO4 + H2
NO2 + H2O = HN3 + O2 =>
12 NO2 + 2 H2O = 4 HN3 + 13 O2
Al(OH)3 + Ag = AgOH + Al =>
Al(OH)3 + 3 Ag = 3 AgOH + Al
CuSO4 + Na2SiO3 + H2O = Cu(OH)2 + Na2SO4 + SiO2 =>
CuSO4 + Na2SiO3 + H2O = Cu(OH)2 + Na2SO4 + SiO2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
BiI3 = Bi{3+} + I{-} =>
BiI3 = Bi{3+} + 3 I{-}
Mn2 = Mn5 =>
5 Mn2 = 2 Mn5
H2S + KHS = HKHS + S =>
H2S + 2 KHS = 2 HKHS + S
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Al(OH)3 + K2O = K3AlO3 + H2O =>
2 Al(OH)3 + 3 K2O = 2 K3AlO3 + 3 H2O
Zinc + Hydrobromicacid = zincbromide + hydrogen =>
Zn + 2 HBr = ZnBr2 + H2
CH3NH2 + HNO3 = CH3OH + N2 + H2O =>
5 CH3NH2 + 3 HNO3 = 5 CH3OH + 4 N2 + 4 H2O
HC7H5O2 + H2O = H3O + C7H5O2 =>
HC7H5O2 + H2O = H3O + C7H5O2
C(s) + O2(g) = CO(g) =>
2 C(s) + O2(g) = 2 CO(g)
C5H12(g) + O2(g) = CO2(g) + H2O(g) =>
C5H12(g) + 8 O2(g) = 5 CO2(g) + 6 H2O(g)
C3H6O + NaClO = CHCl3 + NaOH + C2H3NaO2 =>
C3H6O + 3 NaClO = CHCl3 + 2 NaOH + C2H3NaO2
Al(OH)3 + K2O = K3AlO3 + H2O =>
2 Al(OH)3 + 3 K2O = 2 K3AlO3 + 3 H2O
K2Cr2O7 + SO2 + H2O = Cr2(SO4)3 + KOH =>
K2Cr2O7 + 3 SO2 + H2O = Cr2(SO4)3 + 2 KOH
HTeO2{+} + Bi{3} + {-18} + H{+} = Bi2Te3 + H2O =>
3 HTeO2{+} + 2 Bi{3} + {-18} + 9 H{+} = Bi2Te3 + 6 H2O
Pb(NO3)2 + Mg(ClO3)2 = Pb(ClO3)2 + Mg(NO3)2 =>
Pb(NO3)2 + Mg(ClO3)2 = Pb(ClO3)2 + Mg(NO3)2
Al(OH)3 + Ag = Ag(OH) + Al =>
Al(OH)3 + 3 Ag = 3 Ag(OH) + Al
CH2CHCH3 + O2 = H2O + CH2CHCOOH =>
2 CH2CHCH3 + 3 O2 = 2 H2O + 2 CH2CHCOOH
BiI3 = Bi + I =>
BiI3 = Bi + 3 I
Au2Cl6 = Au + Cl =>
Au2Cl6 = 2 Au + 6 Cl
P + O2 = P2O25 =>
4 P + 25 O2 = 2 P2O25
AlCl3 + NH3 = Al(NH3) + Cl2 =>
2 AlCl3 + 2 NH3 = 2 Al(NH3) + 3 Cl2
HCl + BaSO4 = BaCl2 + SO3 + H2O =>
2 HCl + BaSO4 = BaCl2 + SO3 + H2O
FeSO4 + K3[Fe(CN)6] = KFe[Fe(CN)6] + K2SO4 =>
FeSO4 + K3[Fe(CN)6] = KFe[Fe(CN)6] + K2SO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaOH(s) + H3PO4(s) = Na3PO4(s) + H2O(l) =>
3 NaOH(s) + H3PO4(s) = Na3PO4(s) + 3 H2O(l)
Mg + HClO4 = Mg(ClO4)2 + H2 =>
Mg + 2 HClO4 = Mg(ClO4)2 + H2
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