JEE Main2016Chemistryp Block Elements (Group 15, 16, 17 & 18)Actual
The reaction of zinc with dilute and concentrated nitric acid, respectively, produces:
Options
- AN O a n d N 2 O
- BN O 2 a n d N 2 O
- CN 2 O a n d N O 2
- DN O 2 a n d N O
Correct answer
C. N 2 O a n d N O 2
Step-by-step solution
Zn on reaction with H N O 3 4 Z n + 10 H N O 3 → 4 Z n N O 3 2 + N 2 O + 5 H 2 O   (Dil.) Z n + 4 H N O 3 → Z n N O 3 2 + 2 N O 2 + 2 H 2 O (Conc.)