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प्रश्न
Prussian blue is formed when ______.
पर्याय
ferrous sulphate reacts with FeCl3
ferric sulphate reacts with Na[Fe(CN)6]
ferrous ammonium sulphate reacts with FeCl3
ammonium sulphate reacts with FeCl3
MCQ
रिकाम्या जागा भरा
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उत्तर
Prussian blue is formed when ferric sulphate reacts with Na[Fe(CN)6].
Explanation:
When sodium fusion extract is added with FeCl, and then the resulting solution is acidified with dilute hydrochloric acid the appearance of prussian blue colouration confirms the presence of nitrogen in the organic compound.
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Qualitative Analysis of Organic Compounds - Detection of Carbon and Hydrogen
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