Consider the following reactions:(i) Cu+HNO3(dil.)→(ii) Cu+HNO3(conc – InterviewSolution

1.	Consider the following reactions:(i) Cu+HNO3(dil.)→(ii) Cu+HNO3(conc.)→(iii) Zn+HNO3(20%)→(iv) Zn+HNO3(60%)→ Total number of reactions in which N2 is released is/are:
Answer» Consider the following reactions: $(i) C u + H N O_{3} (d i l .) \to$ $(i i) C u + H N O_{3} (c o n c .) \to$ $(i i i) Z n + H N O_{3} (20 %) \to$ $(i v) Z n + H N O_{3} (60 %) \to$ Total number of reactions in which $N_{2}$ is released is/are:

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