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2 ZnF2 + Ca(oh)2 = 2 CaF2 + 2 Zn
H2(g) + Cl2(g) = HCl(g) =>
H2(g) + Cl2(g) = 2 HCl(g)
Ca(OH)2 + MgCO3 = Mg(OH)2 + CaCO3 =>
Ca(OH)2 + MgCO3 = Mg(OH)2 + CaCO3
NH3Cl + H2O = H3O{+} + NH2Cl{-} =>
NH3Cl + H2O = H3O{+} + NH2Cl{-}
K2SO3 + NaMnO4 + H2SO4 = K2SO4 + MnSO4 + Na2SO4 + H2O =>
5 K2SO3 + 2 NaMnO4 + 3 H2SO4 = 5 K2SO4 + 2 MnSO4 + Na2SO4 + 3 H2O
PF5 + N2F2 = PF6 + N2 =>
2 PF5 + N2F2 = 2 PF6 + N2
BaCO3(s) + H{+} = Ba{2+} + CO2(g) + H2O(l) =>
BaCO3(s) + 2 H{+} = Ba{2+} + CO2(g) + H2O(l)
Br2(l) + KI(s) = KBr(s) + I2(s) =>
Br2(l) + 2 KI(s) = 2 KBr(s) + I2(s)
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
C9H12 + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + C6H5COOH =>
35 C9H12 + 66 KMnO4 + 99 H2SO4 = 174 H2O + 33 K2SO4 + 66 MnSO4 + 45 C6H5COOH
C6H10O2N + O2 = NH3 + CO2 + H2O =>
4 C6H10O2N + 27 O2 = 4 NH3 + 24 CO2 + 14 H2O
Co + I = CoI2 =>
Co + 2 I = CoI2
O2NCH3 + O2 = N2 + CO2 + H2O =>
4 O2NCH3 + 3 O2 = 2 N2 + 4 CO2 + 6 H2O
Mg(NO3)2 + K2S = MgS + KNO3 =>
Mg(NO3)2 + K2S = MgS + 2 KNO3
Bi(OH)3 + SnO2{2-} = Bi + H2O + SnO3{2-} =>
2 Bi(OH)3 + 3 SnO2{2-} = 2 Bi + 3 H2O + 3 SnO3{2-}
HCrO4{-} + H{+} + CH3CH2OH = Cr{3+} + H2O + CH3COOH =>
4 HCrO4{-} + 16 H{+} + 3 CH3CH2OH = 4 Cr{3+} + 13 H2O + 3 CH3COOH
Pb(C2H3O2)2 + KOH = Pb(OH)2 + K(C2H3O2) =>
Pb(C2H3O2)2 + 2 KOH = Pb(OH)2 + 2 K(C2H3O2)
N2 + H2 = NH5N2 =>
3 N2 + 5 H2 = 2 NH5N2
C12H22O11 + Cu2O = CO2 + H2O + Cu =>
C12H22O11 + 24 Cu2O = 12 CO2 + 11 H2O + 48 Cu
H2SO4(aq) + CaCO3(s) = CO2(g) + CaSO4(s) + H2O =>
H2SO4(aq) + CaCO3(s) = CO2(g) + CaSO4(s) + H2O
I2O5 + IF5 = F3IO =>
I2O5 + 3 IF5 = 5 F3IO
Na2SO3 + S = Na2S2O3 =>
Na2SO3 + S = Na2S2O3
Pb(OH)2 + KNO3 = Pb(NO3)2 + KOH =>
Pb(OH)2 + 2 KNO3 = Pb(NO3)2 + 2 KOH
S6 = S4 =>
2 S6 = 3 S4
HCl + C6H5COONa = NaCl + C6H5COOH =>
HCl + C6H5COONa = NaCl + C6H5COOH
CH3Cl + AgNO3 = CH3NO3 + AgCl =>
CH3Cl + AgNO3 = CH3NO3 + AgCl
NaOH + CO2 + H2O = NaH3CO4 =>
NaOH + CO2 + H2O = NaH3CO4
CaF2 + AgNO3 = CaNO3 + AgF2 =>
CaF2 + AgNO3 = CaNO3 + AgF2
C2H5OH + C2H4O2 = C2H5OC2H3O + H2O =>
C2H5OH + C2H4O2 = C2H5OC2H3O + H2O
Cu(Cl)2 + Na(NO3) = Na(Cl)2 + Cu(NO3) =>
Cu(Cl)2 + Na(NO3) = Na(Cl)2 + Cu(NO3)
Mg3N2 + NaOH = Mg(OH)2 + Na3N =>
Mg3N2 + 6 NaOH = 3 Mg(OH)2 + 2 Na3N
ZnOH2 + NO3 = (ZnNO3)2 + H2O =>
2 ZnOH2 + 2 NO3 = (ZnNO3)2 + 2 H2O
Ta + HNO3 + HF = NO + H2O + H2[TaF7] =>
3 Ta + 5 HNO3 + 21 HF = 5 NO + 10 H2O + 3 H2[TaF7]
HOCl = Cl2 + H2O + O =>
2 HOCl = Cl2 + H2O + O
NaHS + Ba(OH)2 = Na2S + BaS + H2O =>
2 NaHS + Ba(OH)2 = Na2S + BaS + 2 H2O
Pb(NO3)2 + CH3COOH = HNO3 + Pb(CH3COO)2 =>
Pb(NO3)2 + 2 CH3COOH = 2 HNO3 + Pb(CH3COO)2
HNO = N204 + NO + H2O =>
408 HNO = N204 + 204 NO + 204 H2O
BeO + Al2O3 + Si + O2 = Be3Al2(SiO3)6 =>
3 BeO + Al2O3 + 6 Si + 6 O2 = Be3Al2(SiO3)6
O2 + SbS3 = Sb2O4 + SO2 =>
8 O2 + 2 SbS3 = Sb2O4 + 6 SO2
Al + HNO3 = Al(NO3)3 + NH3 + H2O =>
8 Al + 27 HNO3 = 8 Al(NO3)3 + 3 NH3 + 9 H2O
Cu3(CO3)2(OH)2 + H2O = Cu2CO3(OH)2 + CO2 =>
2 Cu3(CO3)2(OH)2 + H2O = 3 Cu2CO3(OH)2 + CO2
K[Cr(OH)4] + KHSO4 = K2SO4 + Cr2(SO4)3 + H2O =>
2 K[Cr(OH)4] + 8 KHSO4 = 5 K2SO4 + Cr2(SO4)3 + 8 H2O
K3(Cr(OH)6) = KOH + Cr(OH)3 =>
K3(Cr(OH)6) = 3 KOH + Cr(OH)3
Li + NaI = LiNa + I =>
Li + NaI = LiNa + I
F + MgO = F2O + Mg =>
2 F + MgO = F2O + Mg
C + H2SO4 = SO + H2O + CO2 =>
C + H2SO4 = SO + H2O + CO2
KNO3 + ZnCl2 = Zn(NO3)2 + KCl =>
2 KNO3 + ZnCl2 = Zn(NO3)2 + 2 KCl
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
FeCl3 + K3Fe(CN)6 = Fe3[Fe(CN)6]3 + KCl =>
3 FeCl3 + 3 K3Fe(CN)6 = Fe3[Fe(CN)6]3 + 9 KCl
NO2{-} + Al + H2O = NH3 + AlO2{-} + OH =>
NO2{-} + Al + 3 H2O = NH3 + AlO2{-} + 3 OH
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