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2 Sn + 2 HNO3 = H2 + 2 SnNO3
(NH4)2S(aq) + SrCl2(aq) = NH4Cl + SrS =>
(NH4)2S(aq) + SrCl2(aq) = 2 NH4Cl + SrS
Fe{3+} + SCN{-} = FeSCN{2+} =>
Fe{3+} + SCN{-} = FeSCN{2+}
S(s) + CO(g) = SO2(g) + C(s) =>
S(s) + 2 CO(g) = SO2(g) + 2 C(s)
Sn + HCl = H2 + SnCl =>
2 Sn + 2 HCl = H2 + 2 SnCl
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
(NH4)2S(aq) + SrCl2(aq) = NH4Cl(aq) + SrS(s) =>
(NH4)2S(aq) + SrCl2(aq) = 2 NH4Cl(aq) + SrS(s)
Pb + HCl = H2 + PbCl2 =>
Pb + 2 HCl = H2 + PbCl2
bromine + chlorine = brominemonochloride =>
Br2 + Cl2 = 2 BrCl
Si + HCl = SiCl2 + H2 =>
Si + 2 HCl = SiCl2 + H2
C15H32 + O2 = CO2 + H20 =>
5 C15H32 + 75 O2 = 75 CO2 + 8 H20
Pb + HNO3 = H2 + PbNO3 =>
2 Pb + 2 HNO3 = H2 + 2 PbNO3
(NH4)2S + K2Cr2O7 + H2O = S + Cr(OH)3 + KOH + NH4OH =>
6(NH4)2S + K2Cr2O7 + 7 H2O = 6 S + 2 Cr(OH)3 + 2 KOH + 12 NH4OH
NH3 + O2 + CH4 = H2O + HCN =>
2 NH3 + 3 O2 + 2 CH4 = 6 H2O + 2 HCN
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
HgO(s) = Hg(l) + O2(g) =>
2 HgO(s) = 2 Hg(l) + O2(g)
NaOH(aq) + HC2H3O2(aq) = NaC2H3O2(aq) + H2O(l) =>
NaOH(aq) + HC2H3O2(aq) = NaC2H3O2(aq) + H2O(l)
Pb + H2SO4 = H2 + PbSO4 =>
Pb + H2SO4 = H2 + PbSO4
TiO2 + CaCO3 = CaTiO3 + CO2 =>
TiO2 + CaCO3 = CaTiO3 + CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KNO2 + K2Cr2O7 + HNO3 = KNO3 + Cr(NO3)3 + H2O =>
3 KNO2 + K2Cr2O7 + 8 HNO3 = 5 KNO3 + 2 Cr(NO3)3 + 4 H2O
NH4Cl + AgNO3 = (NH4)NO3 + AgCl =>
NH4Cl + AgNO3 = (NH4)NO3 + AgCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CH3CH = CH2 =>
CH3CH = 2 CH2
SO2 + O2 + H2O = H2SO4 =>
2 SO2 + O2 + 2 H2O = 2 H2SO4
AGNO3 + NACL = NANO3 + AGCL =>
AGNO3 + NACL = NANO3 + AGCL
HCl + KMnO4 = Cl2 + MnCl2 + KCl + H2O =>
16 HCl + 2 KMnO4 = 5 Cl2 + 2 MnCl2 + 2 KCl + 8 H2O
AgNO3 + NaCl = NaNO3 + AgCl =>
AgNO3 + NaCl = NaNO3 + AgCl
CH3CH = CH2byhbrakcnb =>
CH3CH = 2 CH2byhbrakcnb
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
Cr2O3 + KClO3 + KOH = K2Cr2O7 + KCl + H2O =>
Cr2O3 + KClO3 + 2 KOH = K2Cr2O7 + KCl + H2O
AgNO3 + NaOH = NaNO3 + AgOH =>
AgNO3 + NaOH = NaNO3 + AgOH
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
BrO3{-} + Sb{3+} + H{+} = Br{-}{+} + Sb{5+} + H2O =>
BrO3{-} + 3 Sb{3+} + 6 H{+} = Br{-}{+} + 3 Sb{5+} + 3 H2O
BrO3{-} + Sb{3+} + H{+} = Br{-} + Sb{5+} + H2O =>
BrO3{-} + 3 Sb{3+} + 6 H{+} = Br{-} + 3 Sb{5+} + 3 H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Sr + O2 = SrO2 =>
Sr + O2 = SrO2
NaOH(aq) + CuCl2(aq) = NaCl(aq) + Cu(OH)2(s) =>
2 NaOH(aq) + CuCl2(aq) = 2 NaCl(aq) + Cu(OH)2(s)
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
Sr + O2 = Sr2O =>
4 Sr + O2 = 2 Sr2O
ClO2{-} + H{+} = HClO2 =>
ClO2{-} + H{+} = HClO2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
CuSo4(aq) + Fe(s) = Fe2(So4)3(aq) + Cu(s) =>
3 CuSo4(aq) + 2 Fe(s) = Fe2(So4)3(aq) + 3 Cu(s)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
HIO3 = I2O5 + H2O =>
2 HIO3 = I2O5 + H2O
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