Which of the property was used by Mendeleev to classify the elements?

1. Brightness 2. Atomic weight
3. Number of isotopes 4. Lustre
Subtopic:   Evolution of Periodic Table |
 95%
Level 1: 80%+

To unlock all the explanations of this course, you need to be enrolled.

Hints

To unlock all the explanations of this course, you need to be enrolled.