Question

The irregularities in arranging elements in the Mendeleev’s table were resolved by arranging the elements in the increasing order of ________ rather than ______in the Modern Periodic Table. (A) Atomic number, atomic radii (B) Atomic weight, atomic number (C) Atomic mass, atomic weight (D) Atomic number, atomic weight

Answer 1

Answer:

First blank Atomic Weight rather than Atomic number.