Which one of the following substances is classified as a chemical compound?
A) Ir
B) He
C) Ho
D) HI
E) In

Name: Which one of the following substances is classified as a chemical compound? A) Ir B) He C) Ho D) HI E) In
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Question

Quizplus · Accepted Answer

HI is the only option that consists of two different elements (hydrogen and iodine) bonded together, making it a chemical compound. The other options are either single elemental atoms (Ir, He, Ho, In) or diatomic molecules made of two atoms of the same element (He and Ho).

Which One of the Following Substances Is Classified as a Chemical