Question

What was the achievement of Dobereiner’s triads?

A First attempt to study the size of atoms.
B First attempt to relate the properties of elements with atomic mass.
C First attempt to study the colour of elements.
D First attempt to study the atomicity of molecules.
Practice Next

Relevant for Exams:

Hey! Ask a query

🎓
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
  • 200 Questions with Detailed Solutions
  • Section-wise Coverage (GA, English, Quant & Reasoning)