The evolution of various theories of valence and the interpretation of the nature of chemical bonds have closely been related to the developments in the understanding of
A. All of the above
B. periodic table
C. electronic configuration of elements
D. structure of atom
Answer:A
The evolution of various theories of valence and the interpretation of the nature of chemical bonds have closely been related to the developments in the understanding of
A. All of the above B. periodic table C. electronic configuration of elements D. structure of atom