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  4. Which of the following compounds does not give nitrogen on heating?

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Q. Which of the following compounds does not give nitrogen on heating?

NTA AbhyasNTA Abhyas 2020The p-Block Elements - Part2

Solution:

(i) $2NaN_{3} \rightarrow 2Na+3N_{2}$ ;

(ii) $\left(N H_{4}\right)_{2}SO_{4} \rightarrow 2NH_{3}+H_{2}SO_{4}$ ;

(iii) $NH_{4}NO_{2} \rightarrow N_{2}+2H_{2}O$ .

(iv) $\left(N H_{4}\right)_{2}Cr_{2}O_{7}\overset{\Delta }{ \rightarrow }N_{2}+Cr_{2}O_{3}+4H_{2}O$ .