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ICSE Class 10 Chemistry 2017 Paper

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State one relevant observation for each of the following reactions :
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Question : 23 of 86
Marks: +1, -0
Action of Sodium hydroxide solution on ferrous sulphate solution.
Solution:  
Dirty green precipitate of Fe(OH)2\mathrm{Fe}(\mathrm{OH})_2 is formed.
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