When a mixture of
common salt and ammonium chloride is heated, white fumes are
liberated which change into a white deposit as they solidify. What is this substance?
A
Ammonium chloride
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
Common salt (sodium chloride)
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
A mixture of ammonium chloride and common salt
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
Ammonium sulphate
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is B Ammonium chloride On heating the mixture of common salt and ammonium chloride, white fumes evolve and rise. These are fumes of ammonium chloride and not of common salt because ammonium chloride is a sublimating substance and common salt is not.