Choisir la ou les bonnes réponses.
Understand the Problem
La question porte sur la structure de l'atome et le tableau périodique, nécessitant de choisir les bonnes réponses parmi plusieurs options. Cela semble être un QCM (questions à choix multiples) lié à un cours de chimie.
Answer
1B, 2C, 3A, 4A, 5A, 6C, 7A, 8B, 9A
1B, 2C, 3A, 4A, 5A, 6C, 7A, 8B, 9A
Answer for screen readers
1B, 2C, 3A, 4A, 5A, 6C, 7A, 8B, 9A
More Information
This questionnaire touches on key concepts of atomic structure and the periodic table. These include the identification of atomic symbols, the contents and configuration of an atom, and the classification of elements in the periodic table based on electronic configurations.
Tips
A common mistake is confusing atomic number with mass number. Remember, the atomic number is the number of protons, while the mass number includes both protons and neutrons.
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