The repetition of property after a certain interval called ___________?
Correct answer: C. periodicity of property
- A. Electron efinity
- B. Atomic radius
- C. periodicity of property
- D. none of these
Explanation
Periodicity is the regular repetition of similar properties at definite intervals when elements are arranged by atomic number. Atomic radius and electron affinity are individual properties, not the repetition itself.
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