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2 Ca3N2 + 9 H2 = 6 CaH + 4 NH3
CH3COOOH + C2H5OH = CH3COOC2H5 + H2O =>
2 CH3COOOH + 4 C2H5OH = 3 CH3COOC2H5 + 4 H2O
Pb(CH3COO)2 + K2SO4 = PbSO4 + K2(CH3COO)2 =>
Pb(CH3COO)2 + K2SO4 = PbSO4 + K2(CH3COO)2
C2H5OH(l) = (C2H5)2O(l) + H2O(l) =>
2 C2H5OH(l) = (C2H5)2O(l) + H2O(l)
C6H5COOH + Ba(OH)2 = (C6H5COO)2Ba + H2O =>
2 C6H5COOH + Ba(OH)2 = (C6H5COO)2Ba + 2 H2O
Co(NO3)2 + FeBr3 = CoBr2 + Fe(NO3)3 =>
3 Co(NO3)2 + 2 FeBr3 = 3 CoBr2 + 2 Fe(NO3)3
AlBr3 + Cl = AlCl3 + Br =>
AlBr3 + 3 Cl = AlCl3 + 3 Br
H2SO4 + KNO2 + KI = I2 + NO + K2SO4 + H2O =>
2 H2SO4 + 2 KNO2 + 2 KI = I2 + 2 NO + 2 K2SO4 + 2 H2O
CH3(CH2)14COONa + MgCl2 = (CH3(CH2)14COO)2Mg + NaCl =>
2 CH3(CH2)14COONa + MgCl2 = (CH3(CH2)14COO)2Mg + 2 NaCl
Mg + H2(SO4) = Mg(SO4) + H2 =>
Mg + H2(SO4) = Mg(SO4) + H2
Mn + HNO3 = MnNO3 + H2O + NO =>
3 Mn + 4 HNO3 = 3 MnNO3 + 2 H2O + NO
C8H183 + O = CO2 + H2O =>
2 C8H183 + 215 O = 16 CO2 + 183 H2O
Al{+} + Co{2+} = Al{2+}Co + CoAl{2} =>
2 Al{+} + Co{2+} = Al{2+}Co + CoAl{2}
CH3OH + Mg = MgOH + CH3 =>
CH3OH + Mg = MgOH + CH3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Pb(No3)2 + KCl = PbCl2 + KNo3 =>
Pb(No3)2 + 2 KCl = PbCl2 + 2 KNo3
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
C6H5NH2 + Br2 = C6H2Br3NH2 + HBr =>
C6H5NH2 + 3 Br2 = C6H2Br3NH2 + 3 HBr
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
H2 + S + O2 = H{+} + SO4{2-} =>
H2 + S + 2 O2 = 2 H{+} + SO4{2-}
H2S2 = H2 + S =>
H2S2 = H2 + 2 S
SO4 + NH4OH = SOH + NH4O4 =>
SO4 + NH4OH = SOH + NH4O4
Li(s) + H2SO4(aq) = Li2SO4 + H2 =>
2 Li(s) + H2SO4(aq) = Li2SO4 + H2
CH3Cl + CuO + O2 = CuCl2 + CO2 + H2O =>
2 CH3Cl + CuO + 3 O2 = CuCl2 + 2 CO2 + 3 H2O
K2SO4 + Ba(OH) = Ba2(SO4) + KOH =>
K2SO4 + 2 Ba(OH) = Ba2(SO4) + 2 KOH
C6H11OH + CuO = CO2 + Cu + H2O =>
C6H11OH + 17 CuO = 6 CO2 + 17 Cu + 6 H2O
Br2(l) + NaCl(aq) = Na + Br2Cl =>
Br2(l) + NaCl(aq) = Na + Br2Cl
KCl + NH3 = KNH2 + NH4Cl =>
KCl + 2 NH3 = KNH2 + NH4Cl
Cr2(SO4)3 + NH3 = Cr + (NH3)2SO4 =>
Cr2(SO4)3 + 6 NH3 = 2 Cr + 3(NH3)2SO4
Li + BaO = LiO2 + Ba =>
Li + 2 BaO = LiO2 + 2 Ba
Cu4[Fe(CN)6]2 + LiBrO3 = CuBrO3 + Li4[Fe(CN)6]2 =>
Cu4[Fe(CN)6]2 + 4 LiBrO3 = 4 CuBrO3 + Li4[Fe(CN)6]2
Cu(NO3)2(aq) + NaI(aq) = CuI2 + NaNO3 =>
Cu(NO3)2(aq) + 2 NaI(aq) = CuI2 + 2 NaNO3
HFeO2{-} + H{+} + {-} = Fe(OH) + H2O =>
HFeO2{-} + 2 H{+} + e = Fe(OH) + H2O
HCl + HBr = ClBr + H =>
HCl + HBr = ClBr + 2 H
HCH3COO + MgCO3 = Mg(CH3COO)2 + CO2 + H2O =>
2 HCH3COO + MgCO3 = Mg(CH3COO)2 + CO2 + H2O
H2O2 + C6H5NO3 = CO2 + H2O + N2 =>
23 H2O2 + 2 C6H5NO3 = 12 CO2 + 28 H2O + N2
C6H5CH2CHNH2COOH + HNO3 = NO + H2O + C6H5CH2CH2COOH =>
C6H5CH2CHNH2COOH + HNO3 = 2 NO + H2O + C6H5CH2CH2COOH
KClO3 + Hg = K2O + HgCl2 + O2 =>
4 KClO3 + 2 Hg = 2 K2O + 2 HgCl2 + 5 O2
Bi2O3(s) + C(s) = Bi(s) + CO2(g) =>
2 Bi2O3(s) + 3 C(s) = 4 Bi(s) + 3 CO2(g)
HNO3 + LiOH = H2O + LiNO3 =>
HNO3 + LiOH = H2O + LiNO3
Na2CO3 + HClO4 = CO2 + H2O + NaClO4 =>
Na2CO3 + 2 HClO4 = CO2 + H2O + 2 NaClO4
Ni3(PO4)2 = Ni + (PO4)3 =>
3 Ni3(PO4)2 = 9 Ni + 2(PO4)3
C6H5CH2CHNH2COOH + HNO3 = NO + H2O + C6H5CH2CH2COOH =>
C6H5CH2CHNH2COOH + HNO3 = 2 NO + H2O + C6H5CH2CH2COOH
N2 + MgF2 = Mg3N2 + F2 =>
N2 + 3 MgF2 = Mg3N2 + 3 F2
K + Cu(ClO2)2 = Cu + KClO2 =>
2 K + Cu(ClO2)2 = Cu + 2 KClO2
Mg + H2(SO4) = Mg(SO4) + H2 =>
Mg + H2(SO4) = Mg(SO4) + H2
H2O + O3 = H2O2 =>
3 H2O + O3 = 3 H2O2
KClO4 + C13H12O2 = KCl + CO2 + H2O =>
15 KClO4 + 2 C13H12O2 = 15 KCl + 26 CO2 + 12 H2O
TiO2 + H2O = H2TiO3 =>
TiO2 + H2O = H2TiO3
NaCl + Hg2(C2H3O2) = NaC2H3O2 + Hg2Cl =>
NaCl + Hg2(C2H3O2) = NaC2H3O2 + Hg2Cl
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