Multiple choice

Carbon, diamond and graphite are together called

  1. isomers

  2. allotropes

  3. isobars

  4. isotopes
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Allotropes are different structural modifications of the same element. Carbon, diamond, and graphite are all pure carbon with different bonding arrangements and physical properties but identical chemical behavior. Isomers are for molecules, isotopes involve different masses, and isobars have different chemistry.

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