Electron configuration

Electron configuration

Assessment

Flashcard

Science, Chemistry

10th Grade

Practice Problem

Easy

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Wayground Content

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16 questions

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1.

FLASHCARD QUESTION

Front

What is electron configuration?

Back

The distribution of electrons in an atom's orbitals, described by a series of numbers and letters (e.g., 1s2 2s2 2p6).

2.

FLASHCARD QUESTION

Front

What does the notation '1s2' indicate?

Back

It indicates that there are 2 electrons in the 1s orbital.

3.

FLASHCARD QUESTION

Front

Which element has the electron configuration 1s2 2s2 2p6?

Back

Neon.

4.

FLASHCARD QUESTION

Front

Why do electrons fill the 4s orbital before the 3d orbital?

Back

Because the 4s orbital has lower energy than the 3d orbital.

5.

FLASHCARD QUESTION

Front

What is the shape of an s orbital?

Back

Spherical.

6.

FLASHCARD QUESTION

Front

What is the shape of a p orbital?

Back

Dumbbell-shaped.

7.

FLASHCARD QUESTION

Front

How many orbitals are in the d subshell?

Back

Five orbitals.

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