Content protected from screenshots
GKFix.in
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
Home
My Profile
General Knowledge
Categories
Concept Builder
Start Quiz
Logout
GKFix MCQ Question
Test your knowledge and learn something new
Home
Some Basic Concepts of Chemistry
Question #21878
Back to Home
View All Some Basic Concepts of Chemistry Questions
40 Views
Question
What is a safer alternative to CFCs developed through chemistry?
A. Hydrogen gas
B. Ozone gas
C. Helium gas
D. Hydrofluorocarbons (HFCs)
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the correct unit factor to convert hours to seconds?
40
What is the molecular mass of a substance related to?
41
What is the main source of hardness in natural water?
34