Question

29,435 Learners found this answer helpful

which of the following is true of iron? a. it has the highest electrical conductivity of any metal. b. it can exist in many alloys, usually with a carbon base. c. it is highly valuable, has symbolic meaning, and widely used. d. it is a durable metal and is commonly used for casting. please select the best answer from the choices provided

Explanation:

• Option a: Silver has a higher electrical - conductivity than iron, so this is false.
• Option b: Iron can form many alloys, and steel (a common iron - alloy) has a carbon base, which is true.
• Option c: Iron is not highly valuable in the sense of precious metals like gold or platinum, so this is false.
• Option d: While iron is durable and used for casting, option b is more characteristic and well - known about iron's properties.

Answer:

B. It can exist in many alloys, usually with a carbon base.