QuestenaPractice that shows what to review next
SearchCreate a test
Question 57

Which statements correctly distinguish elemental carbon from carbon dioxide at 25 degrees Celsius and 1 atmosphere? Select all that apply.

  1. Elemental carbon is solid.Correct answer
  2. Elemental carbon must be gaseous because carbon dioxide is a gas.
  3. Every carbon-containing substance has carbon's state.
  4. A gaseous carbon compound does not make elemental carbon gaseous.Correct answer

Explanation

Elemental carbon is solid at the stated conditions, and the gas state of carbon dioxide belongs to that compound. A compound can have physical properties unlike those of its constituent elements, so carbon dioxide does not determine carbon's state.

Continue with this test

Start practice
Understand this topic (≈5 min)Back to test
Question 57: Which statements correctly distinguish elemental carbon… · The Periodic Table and Elements · Questena