केमिकल टेस्ट फॉर मैग्निशियम नाइट्रेट
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Copper turnings test
Explanation:
The nitrate ion can easily be identified by heating copper turnings along with concentrated sulfuric acid. Effervescence of a brown, pungent gas is observed which turns moist blue litmus paper red. Here sulfuric acid reacts with the nitrate ion to form nitric acid.
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