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3. Classification of elements and periodicity in properties — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry3. Classification of elements and periodicity in properties1 Mark
MCQ
Which one of the following statements for $D.I.$ Mendeleeff, is incorrect?
  • A
    At the time, he proposed Periodic Table of elements structure of atom was known.
  • ✓
    Element with atomic number $101$ is named after him.
  • C
    He invented accurate barometer.
  • D
    He authored the textbook $-$ Principles of Chemistry.
✓

Answer

Correct option: B.
Element with atomic number $101$ is named after him.
b
At the time, he proposed the periodic table but structure of atom was unknown.

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