Basics of Chemistry
Quick practice
Question 1 of 5
Smoke curtains are used to hide and deceive enemies in war. Smoke curtains are usually made up of what sort of microscopic particles which are dispersed in the air?
A
Sodium chloride
B
magnesium oxide
C
Silver iodide
D
Titanium oxide
Get unlimited practice with Bihar State Exams subscription
Boost your performance with adaptive practice tests
Practice every concept in the syllabus
Compare your speed and accuracy with your peers
Download the app and practice on the go