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Chemical Engineering Basics - Engineering

Q1:

Galena is an ore of

A iron

B copper

C lead

D aluminium

ANS:C - lead

Galena is an ore of lead. Galena is a lead sulfide mineral and the most important ore of lead. It often occurs with other metallic minerals such as sphalerite (a zinc sulfide), calcite, dolomite, quartz, and pyrite. Lead is extracted from galena through a process called smelting.