Chapter 6 HW
Review Questions: 2, 3, 4, 5, 6, 8, 9, 13, 15, 16, 19, 21, 24, 28
Multiple Choice Questions: 1, 2, 5 (“…increases as
carbon…”), 7, 10, 12
6.2) What are the two major groups of metals?
Ferrous metals, which are based on iron; and nonferrous, which includes all others.
6.3) What is an alloy?
An alloy is a metal comprised of two or more elements, at least one of which is metallic.
6.4) What is a solid solution in the context of alloys?
A solid solution is an alloy in which one of the metallic elements is dissolved in another to form a
6.5) Distinguish between a substitutional solid solution and an interstitial solid solution.
A substitutional solid solution is where the atoms of the dissolved element replace atoms of the
solution element in the lattice structure of the metal. An interstitial solid solution is where the
dissolved atoms are small and fit into the vacant spaces, or interstices, in the lattice structure of the