Login
Home
TOP
Send feedback
Login
Subjects
Chemistry CBSE Live product
Class 9 (2025-26)
Atoms and molecules
Annual Revision I - Atoms and molecules
1.
Atom, molecule and element
Question:
1
m.
Identify the best answer
:
Which of the following pairs represents diatomic molecules, one being an element and the other being a compound?
\(Cl_2\) and \(O_3\)
\(H_2\) and \(H_2O\)
\(O_2\) and \(O_3\)
\(N_2\) and \(CO\)
Login
or
Fast registration
Previous theory
Exit to the topic
Next task
Send feedback
Did you find an error?
Send it to us!
