PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free Demo1. Why are decomposition reactions called the opposite of combination reactions?
Write equations for these reactions.
Write equations for these reactions.
In a decomposition reaction, a single compound breaks down to produce two or more simpler substances.
Example:
Example:
While, in a combination reaction, two or more substances combine to form a new substance.
Example:
Example:
2. What do you mean by a precipitation reaction? Explain by giving examples.
A precipitation reaction is defined as the formation of an called precipitate that separates from the solution.
When an iron (III) chloride solution and ammonium hydroxide solution are combined, a precipitate of iron (III) hydroxide is produced.
\(FeCl_3\)(aq) + \(3NH_4OH\)(aq) → \(Fe(OH)_3\)(s) + \(3NH_4Cl\)(aq)
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