NEETChemistryp Block Elements (Group 15, 16, 17 & 18)
Which of the following is a commercial method for the production of dinitrogen?
Options
- AThe liquefaction and fractional distillation of air
- BThe treatment of an aqueous solution of ammonium chloride with sodium nitrite
- CThe thermal decomposition of ammonium dichromate
- DThe thermal decomposition of sodium or barium azide
Correct answer
D. The thermal decomposition of sodium or barium azide
Step-by-step solution
The paragraph states that dinitrogen is produced commercially by the liquefaction and fractional distillation of air, the treatment of an aqueous solution of ammonium chloride with sodium nitrite, the thermal decomposition of ammonium dichromate, and the thermal decomposition of sodium or barium azide.