Question

Which of the following best describes a change in iron caused by a chemical reaction?

A An iron nail looks shiny and silvery.
B An iron nail rubbed with a magnet attracts iron powder.
C An iron wire left outside turns a rusty orange color.
D An iron wire attached to a battery becomes hot.

Answer 1

Answer:C

Explanation:Chemical change usually use acid and acid interacting with the iron causes rust and a orangey red color.

Answer 2

C.), an iron nail left outside turns a rusty orange color