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2 F2 + 2 H2S = 4 HF + S2
KCl + Zn(OH)2 = ZnCl2 + K(OH) =>
2 KCl + Zn(OH)2 = ZnCl2 + 2 K(OH)
TaCl5 = Ta + Cl =>
TaCl5 = Ta + 5 Cl
Al(OH)3 + P2O5 = Al4(P2O7)3 + H2O =>
4 Al(OH)3 + 3 P2O5 = Al4(P2O7)3 + 6 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
H2S + F2 = SF2 + HF =>
H2S + 2 F2 = SF2 + 2 HF
Zn + H2Cl({-}1) = ZnCl({-}1) + H2 =>
Zn + H2Cl({-}1) = ZnCl({-}1) + H2
CH3COOH + Mg = MgCH3COOH =>
CH3COOH + Mg = MgCH3COOH
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
FeO + PdF2 = FeF2 + PdO =>
FeO + PdF2 = FeF2 + PdO
NaOH(l) + H2SO4 = Na2SO4 + H2O =>
2 NaOH(l) + H2SO4 = Na2SO4 + 2 H2O
AgS + H2SO4 = AgSO4 + H2S =>
AgS + H2SO4 = AgSO4 + H2S
H2S + F2 = SF4 + HF =>
H2S + 3 F2 = SF4 + 2 HF
C2H4O + O2 = CO2 + H2O =>
2 C2H4O + 5 O2 = 4 CO2 + 4 H2O
Au(CN)2(aq) + Zn(s) = Au(s) + Zn(CN)4(aq) =>
2 Au(CN)2(aq) + Zn(s) = 2 Au(s) + Zn(CN)4(aq)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al + KOH + H2SO4 + H2O = KAl(SO4)*12H2O + H2 =>
2 Al + 2 KOH + 2 H2SO4 + 22 H2O = 2 KAl(SO4)*12H2O + H2
H2S + F2 = S8 + HF =>
8 H2S + 8 F2 = S8 + 16 HF
C(SO4)2 + H2O = CO2 + H2SO4 =>
C(SO4)2 + 2 H2O = CO2 + 2 H2SO4
CuS + Cu = Cu2S =>
CuS + Cu = Cu2S
S7Cl3 = S + Cl2 =>
2 S7Cl3 = 14 S + 3 Cl2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
NaH2AsO4 + Ca(OH)2 = Ca3(AsO4)2 + NaOH + H2O =>
2 NaH2AsO4 + 3 Ca(OH)2 = Ca3(AsO4)2 + 2 NaOH + 4 H2O
CuSO4*5H2O + Na(C4H4O6) = Cu(C4H4O6)2*4H2O + Na2SO4 + H2O =>
CuSO4*5H2O + 2 Na(C4H4O6) = Cu(C4H4O6)2*4H2O + Na2SO4 + H2O
K2SO3(s) + HBr(aq) = KBr(aq) + H2SO3(aq) =>
K2SO3(s) + 2 HBr(aq) = 2 KBr(aq) + H2SO3(aq)
C56H10O6 + O2 = CO2 + H2O =>
2 C56H10O6 + 111 O2 = 112 CO2 + 10 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
NH4Cl + CH3COONa = CH3COONH4 + NaCl =>
NH4Cl + CH3COONa = CH3COONH4 + NaCl
Al(NO3)3 + KOH = K3[Al(OH)6] + KNO3 =>
Al(NO3)3 + 6 KOH = K3[Al(OH)6] + 3 KNO3
S + O2 = SO2 =>
S + O2 = SO2
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
CHCCHCH2 + H2 = C4H10 =>
CHCCHCH2 + 3 H2 = C4H10
Zn(s) + H{+} + NO3{-} = Zn2{+} + H2O + N2O =>
16 Zn(s) + 10 H{+} + 2 NO3{-} = 8 Zn2{+} + 5 H2O + N2O
Hg(ClO3)2 = HgO + ClO2 + O2 =>
2 Hg(ClO3)2 = 2 HgO + 4 ClO2 + O2
MgCl2(H2O) = H2O + MgCl2 =>
MgCl2(H2O) = H2O + MgCl2
(C6H14) + O2 = C6H14O2 =>
(C6H14) + O2 = C6H14O2
Pb(NO3)2(aq) + NaBr(aq) = PbBr2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaBr(aq) = PbBr2(s) + 2 NaNO3(aq)
HBr + AmS = HS + AmBr =>
HBr + AmS = HS + AmBr
SiF4 + NaOH = Na4SiO4 + NaF + H2O =>
SiF4 + 8 NaOH = Na4SiO4 + 4 NaF + 4 H2O
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Hg(ClO3)2 = Hg + ClO3 =>
Hg(ClO3)2 = Hg + 2 ClO3
BaCl2 + Na2C6O6 = BaC6O6 + NaCl =>
BaCl2 + Na2C6O6 = BaC6O6 + 2 NaCl
KBr + KI = K2 + BrI =>
KBr + KI = K2 + BrI
AlCl3 + KOH = Al2O3 + KCl + HCl =>
2 AlCl3 + 3 KOH = Al2O3 + 3 KCl + 3 HCl
Mg(NO3)2 + K3PO4 = Mg3(PO4)2 + KNO3 =>
3 Mg(NO3)2 + 2 K3PO4 = Mg3(PO4)2 + 6 KNO3
(NH4)2SO4 + Na2CO3 = (NH4)2CO3 + Na2SO4(aq) =>
(NH4)2SO4 + Na2CO3 = (NH4)2CO3 + Na2SO4(aq)
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