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Class XI Chemistry Quiz: Classification of Elements and Periodicity in Properties
Class XI
Chemistry
Classification of Elements and Periodicity in Properties
14 questions
HARD
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Preview questions
1. Which of the following groups contains elements with similar chemical properties?
Group 1 · Group 2 · Group 13 · Group 14
2. The periodic law states that the properties of elements are a periodic function of their:
atomic mass · atomic number · electron affinity · ionization energy
3. Which of the following elements has the highest electronegativity?
Fluorine · Oxygen · Chlorine · Nitrogen
4. The atomic radius generally ___ across a period.
increases · decreases · remains constant · varies irregularly
5. Which of the following trends is observed as you move down a group in the periodic table?
Increasing ionization energy · Decreasing atomic radius · Increasing metallic character · Decreasing electronegativity
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