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ICSE Class 10 Chemistry 2016 Paper

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Identify the cations in each of the following case :
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Question : 83 of 85
Marks: +1, -0
NaOH\mathrm{NaOH} solution when added to the Solution (A) gives a reddish brown precipitate.
Solution:  
Ferric ion /Fe3+/\mathrm{Fe}^{3+} .
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