Electron Configuration and Orbital Notation

Electron Configuration and Orbital Notation

Assessment

Flashcard

Science

12th 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 configuration of Copper (Cu)?

Back

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁹

2.

FLASHCARD QUESTION

Front

What does Hund’s rule state?

Back

All orbitals of equal energy are occupied by one electron before any single orbital is occupied by a second electron.

3.

FLASHCARD QUESTION

Front

What is the Aufbau Principle?

Back

Electrons occupy the lowest energy orbitals first before filling higher energy orbitals.

4.

FLASHCARD QUESTION

Front

What is the Pauli Exclusion Principle?

Back

No two electrons in an atom can have the same set of four quantum numbers.

5.

FLASHCARD QUESTION

Front

What is an orbital diagram?

Back

A graphical representation of the arrangement of electrons in an atom's orbitals.

6.

FLASHCARD QUESTION

Front

What does it mean for electrons to have opposite spins?

Back

Electrons in the same orbital must have opposite spins, represented by arrows pointing in opposite directions.

7.

FLASHCARD QUESTION

Front

What is the significance of the 4s orbital in relation to the 3d orbital?

Back

The 4s orbital is filled before the 3d orbital due to its lower energy level in the Aufbau principle.

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