Chapter 8: Periodic Classification of Elements - Online Test
Q1. The number of periods and groups in the periodic table are
Answer : Option D
Explaination / Solution:
No Explaination.
Q2. The basis of modern periodic law is
Answer : Option A
Explaination / Solution:
No Explaination.
Q3. _____ group contains the member of halogen family.
Answer : Option A
Explaination / Solution:
No Explaination.
Q4. _____ is a relative periodic property
Answer : Option D
Explaination / Solution:
No Explaination.
Q5. Chemical formula of rust is
Answer : Option C
Explaination / Solution:
No Explaination.
Q6. In the alumino thermic process the role of Al is _____.
Answer : Option B
Explaination / Solution:
No Explaination.
Q7. The process of coating the surface of metal with a thin layer of zinc is called______.
Answer : Option C
Explaination / Solution:
No Explaination.
Q8. Which of the following have inert gases 2 electrons in the outermost shell.
Answer : Option A
Explaination / Solution:
No Explaination.
Q9. Neon shows zero electron affinity due to _____.
Answer : Option B
Explaination / Solution:
No Explaination.
Q10. ______ is an important metal to form amalgam.
Answer : Option B
Explaination / Solution:
No Explaination.
