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प्रश्न
Lassaigne’s test for the detection of nitrogen fails in ______.
विकल्प
\[\ce{H2N - CO - NH*NH2*HCl}\]
\[\ce{NH2 - NH2*HCl}\]
\[\ce{C6H5 - NH - NH2*HCl}\]
\[\ce{C6H5CONH2}\]
MCQ
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उत्तर
Lassaigne’s test for the detection of nitrogen fails in \[\underline{\ce{C6H5 - NH - NH2*HCl}}\].
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