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Periodic Table and Electrons

Periodic Table and Electrons

Assessment

Flashcard

Chemistry

9th - 11th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the electron cloud model?

Back

The electron cloud model describes electrons as not following fixed orbits, but being found more frequently in areas around the nucleus.

2.

FLASHCARD QUESTION

Front

What are valence electrons?

Back

Valence electrons are the electrons that are farthest away from the nucleus and are involved in chemical bonding.

3.

FLASHCARD QUESTION

Front

Which element is not a metal?

Back

B (Boron) is not a metal.

4.

FLASHCARD QUESTION

Front

What is the electron configuration of Manganese (Mn)?

Back

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁵.

5.

FLASHCARD QUESTION

Front

What did Meyer contribute to the periodic table?

Back

Meyer contributed the concept of atomic mass in organizing elements.

6.

FLASHCARD QUESTION

Front

What is the significance of valence electrons in chemical reactions?

Back

Valence electrons determine how an atom can bond with other atoms.

7.

FLASHCARD QUESTION

Front

What is the periodic law?

Back

The periodic law states that the properties of elements are a periodic function of their atomic numbers.

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