Chapter 11, Problem 82E

Interpretation Introduction

Interpretation:

The elements sodium, aluminum, phosphorous and silicon are to be arranged in the order of their increasing metallic character.

Concept introduction:

The elements which have a tendency to form positive ion by losing electrons are called metals. Thus, metals are electropositive elements. The metallic character of elements decreases from left to right across the period, and the metallic character of elements increases from up to down in a group.