Question

Which one of the following set of elements can be detected using sodium fusion extract ? 

(1) Sulfur, Nitrogen, Phosphorous, Halogens 

(2) Phosphorous, Oxygen, Nitrogen, Halogens 

(3) Nitrogen, Phosphorous, Carbon, Sulfur 

(4) Halogens, Nitrogen, Oxygen, Sulfur

Answer 1

Answer is : (1) Sulfur, Nitrogen, Phosphorous, Halogens

By sodium fusion extract we can detect sulphur, nitrogen, Phosphorous and halogens, because they are converted in to their ionic form with sodium metal

Answer 2

Correct answer is Option (1) Sulfur, Nitrogen, Phosphorous, Halogens