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[ Question Bank ] - 2022 — Science STD 10 — Question

Maharashtra BoardEnglish MediumSTD 10Science[ Question Bank ] - 20222 Marks
Question
Explain the following reaction with the balanced equation.
Aluminium reacts with dil hydrochloric acid
✓

Answer

When aluminium is treated with dilute hydrochloric acid, it forms aluminium chloride with release of hydrogen gas.
$
\underset{\text { Aluminium }}{2 Al _{( s )}}+\underset{\text { Hydrochloric acid }}{6 HCl _{( aq )}} \longrightarrow \underset{\text { Aluminium chloride }}{2 AlCl _{3( aq )}}+\underset{\text { Hydrogen }}{3 H _2 \uparrow}
$

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