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प्रश्न
What is a preliminary test?
अति संक्षिप्त उत्तर
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उत्तर
A preliminary test is an initial observation or trial test performed on an unknown sample to gain a clue or indication about the presence of a specific ion.
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 13: Practical Work - Intext Question [पृष्ठ २७८]
