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2 K2 + B2O2 = 2 K2O + 2 B
KOH + Zn = ZnOH + K =>
KOH + Zn = ZnOH + K
KCeO3 = KCeO4 + KCe =>
4 KCeO3 = 3 KCeO4 + KCe
HNO3 + Na2SO4 = H2SO4 + NaNO3 =>
2 HNO3 + Na2SO4 = H2SO4 + 2 NaNO3
Propanol + oxygen = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
KO + H2O = KOH2O =>
KO + H2O = KOH2O
NO2(g) + H2O = HNO3 + NO(g) =>
3 NO2(g) + H2O = 2 HNO3 + NO(g)
H3AsO4 + Ag = Ag3AsO4 + H =>
H3AsO4 + 3 Ag = Ag3AsO4 + 3 H
Au + HI = AuI2 + H2 =>
Au + 2 HI = AuI2 + H2
HMnO4 + H2C2O4 = MnC2O4 + CO2 + H2O =>
2 HMnO4 + 7 H2C2O4 = 2 MnC2O4 + 10 CO2 + 8 H2O
K + HCl = KCl + H2 =>
2 K + 2 HCl = 2 KCl + H2
NaCl + H2O = NaOH + H2 + Cl2 =>
2 NaCl + 2 H2O = 2 NaOH + H2 + Cl2
KClO3 = (calor)KCl + O2 =>
2 KClO3 = 2(calor)KCl + 3 O2
K(s) + O(g) = K2O =>
2 K(s) + O(g) = K2O
Zn(s) + H2O(g) = ZnO(s) + H2(g) =>
Zn(s) + H2O(g) = ZnO(s) + H2(g)
LiCl(l) = Li(s) + Cl2(g) =>
2 LiCl(l) = 2 Li(s) + Cl2(g)
NH4NO3 + C3Cl2N3NaO3 = NCl3 + NaNO3 + H2O + N2 + CO2 =>
18 NH4NO3 + 3 C3Cl2N3NaO3 = 2 NCl3 + 3 NaNO3 + 36 H2O + 20 N2 + 9 CO2
Fe + Al(No3)3 = Fe(No3)2 + Al =>
3 Fe + 2 Al(No3)3 = 3 Fe(No3)2 + 2 Al
H{+} + Cr2O7{2-} + C2H5OH = Cr3{+} + C2H4O + H2O =>
8 H{+} + 3 Cr2O7{2-} + 17 C2H5OH = 2 Cr3{+} + 17 C2H4O + 21 H2O
Nb2O5 + CCl4 = NbOCl3 + COCl2 =>
Nb2O5 + 3 CCl4 = 2 NbOCl3 + 3 COCl2
Al + HCl = H + AlCl3 =>
Al + 3 HCl = 3 H + AlCl3
CH3OH + CO2 = OC(OCH3)2 + H2O =>
2 CH3OH + CO2 = OC(OCH3)2 + H2O
CH3COOH + HCl = H2 + CH3COOCl =>
CH3COOH + HCl = H2 + CH3COOCl
H3C6H5O7 + NaOH = Na2HC6H5O7 + H2O =>
H3C6H5O7 + 2 NaOH = Na2HC6H5O7 + 2 H2O
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
MgI2 + Cu = CuI2 + Mg =>
MgI2 + Cu = CuI2 + Mg
Na[Al(OH)4] + CO2 = Al(OH)3 + NaHCO3 =>
Na[Al(OH)4] + CO2 = Al(OH)3 + NaHCO3
Au + AgNO3 = AuNO3 + Ag =>
Au + AgNO3 = AuNO3 + Ag
Ti2O3 = Ti + O =>
Ti2O3 = 2 Ti + 3 O
NH3 + H2O2 = NH2O + H2O =>
2 NH3 + 3 H2O2 = 2 NH2O + 4 H2O
CaS = Ca + S5 =>
5 CaS = 5 Ca + S5
C2O2 = C2O + O2 =>
2 C2O2 = 2 C2O + O2
Ca(OH)2 + H2SO4 = Ca(HSO4)2 + H2O =>
Ca(OH)2 + 2 H2SO4 = Ca(HSO4)2 + 2 H2O
N2O5 + CaO = Ca(NO3)2 =>
N2O5 + CaO = Ca(NO3)2
Fe3(PO4)2 + AgNO3 = Fe(NO3)2 + Ag3(PO4) =>
Fe3(PO4)2 + 6 AgNO3 = 3 Fe(NO3)2 + 2 Ag3(PO4)
C2 + S = CS2 =>
C2 + 4 S = 2 CS2
CuSO4 + NaOH = CuOH + NaSO4 =>
CuSO4 + NaOH = CuOH + NaSO4
Al(NO3)3 + K2SO3 = KNO3 + Al2(SO3)3 =>
2 Al(NO3)3 + 3 K2SO3 = 6 KNO3 + Al2(SO3)3
K2SiO3 = K2 + SiO3 =>
K2SiO3 = K2 + SiO3
Ni(OH)2 + KCN = K2[Ni(CN)4] + KOH =>
Ni(OH)2 + 4 KCN = K2[Ni(CN)4] + 2 KOH
SnO2 + NaOH + H2O = Na2[Sn(OH)6] =>
SnO2 + 2 NaOH + 2 H2O = Na2[Sn(OH)6]
C2H3Cl + HCl = C2H4 + Cl =>
C2H3Cl + HCl = C2H4 + 2 Cl
CH3(CH2)6CH2OH + CH3COOH = CH3CO2CH2(CH2)6CH3 + H2O =>
CH3(CH2)6CH2OH + CH3COOH = CH3CO2CH2(CH2)6CH3 + H2O
Na2S(aq) + Mg(NO3)2(aq) = NaNO3(aq) + MgS(aq) =>
Na2S(aq) + Mg(NO3)2(aq) = 2 NaNO3(aq) + MgS(aq)
Li3N + H2 = LiH + NH3 =>
Li3N + 3 H2 = 3 LiH + NH3
Mn + O2 + HCl = MnH2OCl2 =>
2 Mn + O2 + 4 HCl = 2 MnH2OCl2
ZnBr2 + Fe = FeBr3 + Zn =>
3 ZnBr2 + 2 Fe = 2 FeBr3 + 3 Zn
HI + Zn(NO3)2 = H(NO3) + ZnI2 =>
2 HI + Zn(NO3)2 = 2 H(NO3) + ZnI2
Zn + C2H4O2 = H2 + C4H6O4Zn =>
Zn + 2 C2H4O2 = H2 + C4H6O4Zn
Cu(NO3)2 + K2S = CuS + K(NO3) =>
Cu(NO3)2 + K2S = CuS + 2 K(NO3)
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