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Types of Chemical Reactions — Science STD 10 — Question

Tamilnadu BoardEnglish MediumSTD 10ScienceTypes of Chemical Reactions1 Mark
Question
What is the photodecomposition reaction?
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Answer

In this type of reaction, the reactant is decomposed by applying light.
For example, when silver bromide is exposed to light, it breaks down into silver metal and bromine gas.
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2 AgBr _{( s )} \stackrel{\text { Light }}{\longrightarrow} 2 Ag _{( s )}+ Br _{2( g )} .
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