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4 Si + 2 Mg = Mg2Si4
B13H8 + O2 = B2O3 + H2O =>
4 B13H8 + 47 O2 = 26 B2O3 + 16 H2O
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
CaCO3 + HCl + (H2O) = CaCl2*6(H2O) + CO2 =>
CaCO3 + 2 HCl + 5(H2O) = CaCl2*6(H2O) + CO2
Na3PO4(aq) + AgNO3(aq) = Na(NO3)(aq) + Ag3PO4(s) =>
Na3PO4(aq) + 3 AgNO3(aq) = 3 Na(NO3)(aq) + Ag3PO4(s)
K2 + CO3 + NaOH = Na2CO3 + KOH =>
K2 + CO3 + 2 NaOH = Na2CO3 + 2 KOH
HC2H3O2 + KSCN = KC2H3O2 + HSCN =>
HC2H3O2 + KSCN = KC2H3O2 + HSCN
C26H74 = C9H12 + H2 =>
9 C26H74 = 26 C9H12 + 177 H2
NiCl2(aq) + Na2CO3(aq) = NiCO3(s) + NaCl(aq) =>
NiCl2(aq) + Na2CO3(aq) = NiCO3(s) + 2 NaCl(aq)
HCl + O = H2O + Cl =>
2 HCl + O = H2O + 2 Cl
HCl + (C20H14O4)NaOH = NaOH + HCl(C20H14O4) =>
HCl + (C20H14O4)NaOH = NaOH + HCl(C20H14O4)
KClO3 + Al + KOH + H2O = K3[Al(OH)6] + KCl =>
KClO3 + 2 Al + 6 KOH + 3 H2O = 2 K3[Al(OH)6] + KCl
CaCl2 + NaNo3 = NaCl2 + CaNo3 =>
CaCl2 + NaNo3 = NaCl2 + CaNo3
C5H8 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
10 C5H8 + 16 KMnO4 + 24 H2SO4 = 25 CH3COOH + 8 K2SO4 + 16 MnSO4 + 14 H2O
KCrO2 + HBr = CrBr3 + K2O + H2O =>
2 KCrO2 + 6 HBr = 2 CrBr3 + K2O + 3 H2O
BaI2 + Cl2 = BaCl2 + I2 =>
BaI2 + Cl2 = BaCl2 + I2
MnO4{-} + H2S + H{+} = Mn2{+2} + S + H2O =>
2 MnO4{-} + 6 H2S + 4 H{+} = Mn2{+2} + 6 S + 8 H2O
Fe + H2O = Fe3O6 + H2 =>
3 Fe + 6 H2O = Fe3O6 + 6 H2
NO2{-} + AgNO3 + H2O = AgNO2 + HNO3{-} =>
2 NO2{-} + AgNO3 + H2O = AgNO2 + 2 HNO3{-}
NaOH + CH3COOH = NaCOOH + CH4 + H2O =>
4 NaOH + 3 CH3COOH = 4 NaCOOH + 2 CH4 + 2 H2O
Fe3(NO3) + K2S = K2(NO3) + Fe3S =>
Fe3(NO3) + K2S = K2(NO3) + Fe3S
HCl + CrO3 = CrCl3 + Cl2 + H2O =>
12 HCl + 2 CrO3 = 2 CrCl3 + 3 Cl2 + 6 H2O
FeO + HBr = FeBr + OH =>
FeO + HBr = FeBr + OH
C3H8(l) + O2(g) = CO2(g) + H2O(l) =>
C3H8(l) + 5 O2(g) = 3 CO2(g) + 4 H2O(l)
ClCH2COOH + NaOH = ClCH2COONa + H2O =>
ClCH2COOH + NaOH = ClCH2COONa + H2O
Ti + HF + HNO3 = H2[TiF6] + N2O + H2O =>
2 Ti + 12 HF + 2 HNO3 = 2 H2[TiF6] + N2O + 5 H2O
Fe(NO3)3(aq) + Na(OH)(aq) = Fe(OH)3 + Na(NO3) =>
Fe(NO3)3(aq) + 3 Na(OH)(aq) = Fe(OH)3 + 3 Na(NO3)
Fe + SnCO3 = Fe2(CO3)3 + Sn =>
2 Fe + 3 SnCO3 = Fe2(CO3)3 + 3 Sn
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Al(SO4)3 + Ca(OH)2 = Al(OH)3 + Ca(SO4)2 =>
2 Al(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 Ca(SO4)2
H3PO4(aq) + Ag(s) = H2(g) + Ag3PO4(s) =>
2 H3PO4(aq) + 6 Ag(s) = 3 H2(g) + 2 Ag3PO4(s)
HOOCCOOH + CH3CH2OH = CH3CH2OOCOOCCH2CH3 + H2O =>
HOOCCOOH + 2 CH3CH2OH = CH3CH2OOCOOCCH2CH3 + 2 H2O
KHCN = K + H + CN =>
KHCN = K + H + CN
Ca(OH)2 + H3BO3 = Ca3(BO3)2 + H2O =>
3 Ca(OH)2 + 2 H3BO3 = Ca3(BO3)2 + 6 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Zn(NO3)2 + NH2CONH2 = ZnO + CO2 + H2O + N2 =>
3 Zn(NO3)2 + 5 NH2CONH2 = 3 ZnO + 5 CO2 + 10 H2O + 8 N2
Mn3O4 + Al = AlO4 + Mn =>
Mn3O4 + Al = AlO4 + 3 Mn
KMnO4 + C6Fe2O12 + HCl = MnC2 + FeCl3 + CO2 + H2O + KCl =>
2 KMnO4 + 5 C6Fe2O12 + 32 HCl = 2 MnC2 + 10 FeCl3 + 26 CO2 + 16 H2O + 2 KCl
CH4 + CaO2 = CaO + CO2 + H2 =>
CH4 + 2 CaO2 = 2 CaO + CO2 + 2 H2
Pb(NO3)2 + NH4Cl = PbCl + N + O2 + H2 =>
Pb(NO3)2 + NH4Cl = PbCl + 3 N + 3 O2 + 2 H2
NH4NO3 + KOH = N2 + KNO3 + H2O =>
5 NH4NO3 + 2 KOH = 4 N2 + 2 KNO3 + 11 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Li + CaSO4 = Ca + Li2SO4 =>
2 Li + CaSO4 = Ca + Li2SO4
AlPO4 + NaOH = Na[Al(OH)4] + Na3PO4 =>
AlPO4 + 4 NaOH = Na[Al(OH)4] + Na3PO4
NH4 + CO3 = (NH4)2CO3 =>
2 NH4 + CO3 = (NH4)2CO3
Fe(OH)2Br2KOH = Fe(OH)3 + KBr2 =>
Fe(OH)2Br2KOH = Fe(OH)3 + KBr2
KIO6 + KI + HCl = KCl + I2 + H2O =>
KIO6 + 11 KI + 12 HCl = 12 KCl + 6 I2 + 6 H2O
Al(OH)3 + KOH + H2O = K[Al(OH)4(H2O)2] =>
Al(OH)3 + KOH + 2 H2O = K[Al(OH)4(H2O)2]
Cu + CH3COOH + H2O2 = Cu(CH3COO)2 + H2O =>
Cu + 2 CH3COOH + H2O2 = Cu(CH3COO)2 + 2 H2O
Al(NO3)3 + Li2(SO4) = Al2(SO4)3 + Li(NO3) =>
2 Al(NO3)3 + 3 Li2(SO4) = Al2(SO4)3 + 6 Li(NO3)
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