Question

Considering the chemical properties, atomic weight of $Be$ was corrected based on:

• A. electronic configuration
• B. valency
• C. atomic number
• D. both B and C

Answer 1

Answer: (B)

valency

The atomic weight of Be was corrected based on:

Atomic weight $=$ equivalent weight $\times$ valency

From this, we can understand that the atomic weight of $Be$ was corrected based on valency.