Chapter 7: Atoms and Molecules - Online Test
Q1. Which of the following has the smallest mass?
Answer : Option B
Explaination / Solution:
No Explaination.
Q2. Which of the following is a triatomic molecule?
Answer : Option C
Explaination / Solution:
No Explaination.
Q3. The
volume occupied by 4.4 g of CO2 at S.T.P
Answer : Option B
Explaination / Solution:
No Explaination.
Q4. Mass of 1 mole of Nitrogen atom is
Answer : Option C
Explaination / Solution:
No Explaination.
Q5. Which of the following represents 1 amu?
Answer : Option C
Explaination / Solution:
No Explaination.
Q6. Which of the following statement is incorrect?
Answer : Option C
Explaination / Solution:
No Explaination.
Q7. The volume occupied by 1 mole of a diatomic gas at S.T.P is
Answer : Option C
Explaination / Solution:
No Explaination.
Q8. In
the nucleus of 20Ca40, there are
Answer : Option B
Explaination / Solution:
No Explaination.
Q9. The gram molecular mass of oxygen molecule is
Answer : Option C
Explaination / Solution:
No Explaination.
Q10. 1 mole of any substance contains ____ molecules.
Answer : Option A
Explaination / Solution:
No Explaination.
