Multiple choice

What did Dobereiner propose?

  1. Law of Triads

  2. The periodic table

  3. Law of octaves

  4. None of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

It is correct, he observed when elements with similar chemical properties were grouped together with increasing atomic masses, occured in groups of three.These are called Triads.

Keep practicing — related questions