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Hg(No3)2 + 4 KI = K2[HgI4] + 2 KNo3
N2 + H2 = NH3 = Q =>
N2 + 3 H2 = 2 NH3
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Ba(ClO3)2 + Li2CrO4 = BaCrO4 + LiClO3 =>
Ba(ClO3)2 + Li2CrO4 = BaCrO4 + 2 LiClO3
CdS + HCl = H2S + CdCl2 =>
CdS + 2 HCl = H2S + CdCl2
C + O2 + Fe2O3 = FeCO2 =>
4 C + O2 + 2 Fe2O3 = 4 FeCO2
CuCl(aq) + H2S(g) = Cu2S(s) + HCl(aq) =>
2 CuCl(aq) + H2S(g) = Cu2S(s) + 2 HCl(aq)
gold + chlorine = AuCl =>
2 Au + Cl2 = 2 AuCl
CeO2 + H2 = Ce2O3 + H2O =>
2 CeO2 + H2 = Ce2O3 + H2O
Al(NO3)3(aq) + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3(aq) + 3 NaOH = Al(OH)3 + 3 NaNO3
K + P = PK3 =>
3 K + P = PK3
MgCO3 + Ca(OH)2 + SiO2 = MgSiO3 + CaCO3 + H2O =>
MgCO3 + Ca(OH)2 + SiO2 = MgSiO3 + CaCO3 + H2O
Cu{2} + OH{-} = Cu(OH)2 =>
Cu{2} + 2 OH{-} = Cu(OH)2
C10H15NO + HI = C10H15N + I2 + H2O =>
C10H15NO + 2 HI = C10H15N + I2 + H2O
CuCl + NH3 = CuCl(NH3)2 =>
CuCl + 2 NH3 = CuCl(NH3)2
ZnBr + Pb(NO3)2 = Zn(NO3) + PbBr2 =>
2 ZnBr + Pb(NO3)2 = 2 Zn(NO3) + PbBr2
Al + Ba(OH)2 = Al2(OH)3 + Ba =>
4 Al + 3 Ba(OH)2 = 2 Al2(OH)3 + 3 Ba
Zn(s) + CrNO3(aq) = Zn(NO3)2(aq) + Cr =>
Zn(s) + 2 CrNO3(aq) = Zn(NO3)2(aq) + 2 Cr
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
ClH + KOH = H2O + KCl =>
ClH + KOH = H2O + KCl
K2Cu(C2O4)2 + O2 = K2CO3 + CuO + CO2 =>
K2Cu(C2O4)2 + O2 = K2CO3 + CuO + 3 CO2
Al + Na2SO3 + HCl = AlCl3 + H2S + NaCl + H2O =>
2 Al + Na2SO3 + 8 HCl = 2 AlCl3 + H2S + 2 NaCl + 3 H2O
MgCl + H3PO4 = MgH2PO4 + HCl =>
MgCl + H3PO4 = MgH2PO4 + HCl
CaS4 + H2SO4 = CaSO4 + S + H2 =>
CaS4 + H2SO4 = CaSO4 + 4 S + H2
Na3PO4 + PbNO3 = Na2NO3 + Pb3(PO4)2 =>
2 Na3PO4 + 3 PbNO3 = 3 Na2NO3 + Pb3(PO4)2
Cu(ClO4)2 = Cu{2+} + ClO4{-} =>
Cu(ClO4)2 = Cu{2+} + 2 ClO4{-}
C6H4OHCOOH + KMnO4 + H2SO4 = C6H4COOHCOOH + MnSO4 + K2SO4 + H2O =>
40 C6H4OHCOOH + 14 KMnO4 + 21 H2SO4 = 35 C6H4COOHCOOH + 14 MnSO4 + 7 K2SO4 + 36 H2O
NH3 + O2 = H2O + NO =>
4 NH3 + 5 O2 = 6 H2O + 4 NO
Al = Al3 =>
3 Al = Al3
Al + HCl = AlCl3 + H =>
Al + 3 HCl = AlCl3 + 3 H
CaC2O4 + KMnO4 + H2TeO4 = Ca2TeO4 + Mn2(TeO4)3 + K2TeO4 + CO2 + H2O =>
8 CaC2O4 + 2 KMnO4 + 8 H2TeO4 = 4 Ca2TeO4 + Mn2(TeO4)3 + K2TeO4 + 16 CO2 + 8 H2O
FeCl2 + K2CrO7 + HCl = FeCl3 + KCl + CrCl3 + H2O =>
9 FeCl2 + K2CrO7 + 14 HCl = 9 FeCl3 + 2 KCl + CrCl3 + 7 H2O
NH4OH + H3PO4 = (NH4)3PO4 + HOH =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 HOH
Zn + Cu5Cl3 = ZnCl2 + Cu =>
3 Zn + 2 Cu5Cl3 = 3 ZnCl2 + 10 Cu
CH3COOH + K2CO3 = KCH3COOH + CO2 + H2O =>
9 CH3COOH + 4 K2CO3 = 8 KCH3COOH + 6 CO2 + 2 H2O
Zn + PbNO3 = Pb + Zn(NO3)2 =>
Zn + 2 PbNO3 = 2 Pb + Zn(NO3)2
Cu(NO2)2 + KOH = KNO2 + Cu(OH)2 =>
Cu(NO2)2 + 2 KOH = 2 KNO2 + Cu(OH)2
AuCl + Sn = SnCl + Au =>
AuCl + Sn = SnCl + Au
Na2CO3 + BaCl2*2H2O = NaCl + BaCO3 + H2O =>
Na2CO3 + BaCl2*2H2O = 2 NaCl + BaCO3 + 2 H2O
Ni(s) + H2SO4(aq) = Ni2SO4(aq) + H2(g) =>
2 Ni(s) + H2SO4(aq) = Ni2SO4(aq) + H2(g)
HNO3 + Fe = Fe(NO3)3 + NO + H2O =>
4 HNO3 + Fe = Fe(NO3)3 + NO + 2 H2O
C7H9N + O2 = H2O + H3N + CO2 =>
2 C7H9N + 17 O2 = 6 H2O + 2 H3N + 14 CO2
Na2CO3*10H2O + HCl = CO2 + NaCl + H2O =>
Na2CO3*10H2O + 2 HCl = CO2 + 2 NaCl + 11 H2O
Ca(s) + NH3(g) = CaH2(s) + N2(g) =>
3 Ca(s) + 2 NH3(g) = 3 CaH2(s) + N2(g)
Cd(NH3)4{+2} + H{+} = Cd{+2} + NH4{+} =>
Cd(NH3)4{+2} + 4 H{+} = Cd{+2} + 4 NH4{+}
Cu + K4[Fe(CN)6] = Cu[Fe(CN)6] + K =>
Cu + K4[Fe(CN)6] = Cu[Fe(CN)6] + 4 K
KMnO4 + C3H8O + H2SO4 = C3H6O + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 C3H8O + 3 H2SO4 = 5 C3H6O + 2 MnSO4 + K2SO4 + 8 H2O
Na2CrO4 + H2S + HCl = CrCl3 + NaCl + H2O + S =>
2 Na2CrO4 + 3 H2S + 10 HCl = 2 CrCl3 + 4 NaCl + 8 H2O + 3 S
NaOH(aq) + KNO3(aq) = NaNO3(aq) + KOH(aq) =>
NaOH(aq) + KNO3(aq) = NaNO3(aq) + KOH(aq)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
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