A. Sulphur stick, which on detection gives white smoke
B. Using chemical reagents
C. Its smell
D. Soap solution
Correct Answer: Sulphur stick, which on detection gives white smoke ✔
Last Updated: February 08, 2019
A. Sulphur stick, which on detection gives white smoke
B. Using chemical reagents
C. Its smell
D. Soap solution
Correct Answer: Sulphur stick, which on detection gives white smoke ✔
Last Updated: February 08, 2019