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The p-Block Elements — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistryThe p-Block Elements2 Marks
Question
Write balanced chemical equations for the following reactions:
  1. Aluminium dissolves in aqueous hydrochloric acid.
  2. Tin reacts with a hot alkali solution.
✓

Answer

  1. $\text{2Al}+\text{6HCl}+\text{12H}_2{O}\rightarrow\text{2[Al(H}_{2}\text{O})_{6}]\text{Cl}_{3}+3\text{H}_{2}$
  2. $\text{Sn}+\text{2KOH}+\text{4H}_{2}\text{O}\rightarrow\text{K}_{2}\text{[Sn(OH)}_{6}]+\text{2H}_{2}$

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