Chemistry · Periodic Table History
Who experimentally discovered that atomic number, based on X-ray wavelengths, is the fundamental property of elements rather than atomic mass in 1913?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1Dmitri Mendeleev
- 2A.E.B. de Chancourtois
- 3R.A. Millikan
- 4Henry Moseley✓
Correct answer
Henry Moseley
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for Chemistry?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Periodic Table History MCQs →Want more practice questions on Periodic Table History?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Chemistry · Periodic Table History