Periodic Classification of Elements (Part I)
Casual Mode - Take your time!
1 / 25
Correct
0
Incorrect
0
Score
0%
Multiple Choice
Element 'x' belongs to the 18th group of the periodic table. What is the valency of 'x'?
- 0
- 1
- 4
- 8
Casual Mode - Take your time!
Element 'x' belongs to the 18th group of the periodic table. What is the valency of 'x'?