Chapter 12, Problem 73AP

Interpretation Introduction

Interpretation:

The recycling process of platinum, palladium and rhodium should be compared with that of indium.

Concept Introduction:

Recycling process always helps the environment. According to Environmental Protection Agency, it is estimated that approximately 34.6% of all the recovered solid waste every year is metal that makes it the second largest recycled material after paper. The recycling of metals involved several steps. In the Earth’s crust, metals are present in the form of their ores. From which pure metal can be extracted by refining processes. This also depends on the concentration of particular element in the Earth’s crust.