\( \mathrm{NH}_{3} \) cant be obtained by : (A) heating of \( \mathrm{NH}_{4} \mathrm{NO}_{3} \)...

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\( \mathrm{NH}_{3} \) cant be obtained by :
(A) heating of \( \mathrm{NH}_{4} \mathrm{NO}_{3} \) or \( \mathrm{NH}_{4} \mathrm{NO}_{2} \)
(B) heating of \( \mathrm{NH}_{4} \mathrm{Cl} \) or \( \left(\mathrm{NH}_{4}\right)_{2} \mathrm{CO}_{3} \)
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(C) heating of \( \mathrm{NH}_{4} \mathrm{NO}_{3} \) with \( \mathrm{NaOH} \)
(D) reaction of \( \mathrm{AIN} \) or \( \mathrm{Mg}_{3} \mathrm{~N}_{2} \) or \( \mathrm{CaCN}_{2} \) with \( \mathrm{H}_{2} \mathrm{O} \)
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