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2 Zn + 2 S = Zn2S2
BaHPO4HCl = BaClH2PO4 =>
BaHPO4HCl = BaClH2PO4
SO42{-} + Zn + H{+} = S2{-} + Zn2{+} + H2O =>
2 SO42{-} + 334 Zn + 168 H{+} = S2{-} + 167 Zn2{+} + 84 H2O
H2C2O4 + Al(OH)3 = Al2(C2O4)3 + H2O =>
3 H2C2O4 + 2 Al(OH)3 = Al2(C2O4)3 + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H2C2O4 + Al(OH)3 = Al2(C2O4)3 + H2O =>
3 H2C2O4 + 2 Al(OH)3 = Al2(C2O4)3 + 6 H2O
Cu(SO4)2NaOH = CuOHNa(SO4)2 =>
Cu(SO4)2NaOH = CuOHNa(SO4)2
FeI3 + Mg = MgI + FeI2 =>
FeI3 + Mg = MgI + FeI2
H2C2O4 + Al(OH)3 = Al2(C2O4)3 + H2O =>
3 H2C2O4 + 2 Al(OH)3 = Al2(C2O4)3 + 6 H2O
C2 = C98 =>
49 C2 = C98
KOH + Mn(OH)2 + Cl2 = KMnO4 + KCl + H2O =>
12 KOH + 2 Mn(OH)2 + 5 Cl2 = 2 KMnO4 + 10 KCl + 8 H2O
NO2 + P2O3 + KOH = NO + K2HPO4 + HNO3 =>
5 NO2 + P2O3 + 4 KOH = 3 NO + 2 K2HPO4 + 2 HNO3
Ca3P2 + O2 = P2O5 + CaO =>
Ca3P2 + 4 O2 = P2O5 + 3 CaO
AlCl3 + Sr(OH)2 = Al(OH)3 + SrCl2 =>
2 AlCl3 + 3 Sr(OH)2 = 2 Al(OH)3 + 3 SrCl2
NaOH + HNO3 = NO3Na + H2O =>
NaOH + HNO3 = NO3Na + H2O
Pb(OH)2 + HI = HI(OH)2 + Pb =>
Pb(OH)2 + HI = HI(OH)2 + Pb
CH3COOH + Br2 = CH2COOHBr + H2 =>
2 CH3COOH + Br2 = 2 CH2COOHBr + H2
Pt + KCl = PtK + Cl =>
Pt + KCl = PtK + Cl
H2SeO3 = HSeO3{-} + H{+} =>
H2SeO3 = HSeO3{-} + H{+}
Fe3O4 + HY = FeY2 + Y2 + H2O =>
Fe3O4 + 8 HY = 3 FeY2 + Y2 + 4 H2O
CO2H2O = H2CO3 =>
CO2H2O = H2CO3
KNO2 + KI + HCl = KCl + NO + H2O + I2 =>
2 KNO2 + 2 KI + 4 HCl = 4 KCl + 2 NO + 2 H2O + I2
N2O + H2S = N2 + SO2 + H2O =>
3 N2O + H2S = 3 N2 + SO2 + H2O
S2O2 + KOH = S(OH)2 + K2O =>
S2O2 + 4 KOH = 2 S(OH)2 + 2 K2O
HCl + FeCl3 = HClFe + Cl2 =>
2 HCl + 2 FeCl3 = 2 HClFe + 3 Cl2
NaOH + H2O = H3ONaO =>
NaOH + H2O = H3ONaO
Cr2(SO4)3 + MgCl2 = CrCl3 + MgSO4 =>
Cr2(SO4)3 + 3 MgCl2 = 2 CrCl3 + 3 MgSO4
NiSO4 + Br2 + NaOH = NiO(OH) + Na2SO4 + NaBr + H2O =>
2 NiSO4 + Br2 + 6 NaOH = 2 NiO(OH) + 2 Na2SO4 + 2 NaBr + 2 H2O
C4H9BrAgNO3C2H5OH = C6H14OAgBrHNO3 =>
C4H9BrAgNO3C2H5OH = C6H14OAgBrHNO3
H(NH4)2PO4 + Na2CO3 + WO3 + W = NaW18P4O62 + CO2 + NH3 + H2O =>
24 H(NH4)2PO4 + 3 Na2CO3 + 103 WO3 + 5 W = 6 NaW18P4O62 + 3 CO2 + 48 NH3 + 36 H2O
Mg(HCO3)2 + NaOH = NaHCO3 + Mg(OH)2 =>
Mg(HCO3)2 + 2 NaOH = 2 NaHCO3 + Mg(OH)2
NaPO4 + CaNO3 = NaNO3 + CaPO4 =>
NaPO4 + CaNO3 = NaNO3 + CaPO4
AgCIO3 = AgCI + O2 =>
2 AgCIO3 = 2 AgCI + 3 O2
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
PH3 + O = PO4 + H2O =>
2 PH3 + 11 O = 2 PO4 + 3 H2O
NaHCo3 + H2O = H2Co3 + NaOH =>
NaHCo3 + H2O = H2Co3 + NaOH
MgCO3H2NO3 = MgNO3CO2H2O =>
MgCO3H2NO3 = MgNO3CO2H2O
Cs2SO4 + Bi(IO4)3 = CsIO4 + Bi2(SO4)3 =>
3 Cs2SO4 + 2 Bi(IO4)3 = 6 CsIO4 + Bi2(SO4)3
MgCl + Fe = FeCl3 + Mg =>
3 MgCl + Fe = FeCl3 + 3 Mg
C3H6O2 + NaOH = C2H3O2Na + CH4O =>
C3H6O2 + NaOH = C2H3O2Na + CH4O
NO + CI2 = NOCI2 =>
NO + CI2 = NOCI2
CO2(g) + H2O(l) = C6H12O6(s) + O2(g) =>
6 CO2(g) + 6 H2O(l) = C6H12O6(s) + 6 O2(g)
C7H28 + O2 = CO2 + H2O =>
C7H28 + 14 O2 = 7 CO2 + 14 H2O
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
C5H4 + O2 = CO2 + H2O =>
C5H4 + 6 O2 = 5 CO2 + 2 H2O
CaCl2 + I2 = CaI + Cl =>
2 CaCl2 + I2 = 2 CaI + 4 Cl
C3H6HBr = BrC3H7 =>
C3H6HBr = BrC3H7
Fr(s) + O2(g) = FrO2(s) =>
Fr(s) + O2(g) = FrO2(s)
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