Which of the following statements is/are true for the long form of the periodic table?

Options

A. it reflects the sequence of filling of electrons in order of sub-energy levels s,p and f
B. it helps to predict the stable valency states of the elements
C. if reflects trends in physical and chemical properties of the elements
D. it helps to predict the relative ionicity of the bond between any two elements

Answer

B

Explanation

Statemetn (B) is false