Chapter 5 Test Review

Chapter 5 Test Review

Assessment

Flashcard

Chemistry

10th - 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 for an oxygen atom?

Back

1s² 2s² 2p⁴.

2.

FLASHCARD QUESTION

Front

Which element in row 5 of the periodic table has 1 valence electron?

Back

Rubidium (Rb).

3.

FLASHCARD QUESTION

Front

What is the wavelength of violet light with a frequency of 7.5x10¹⁴ Hz?

Back

4.0x10⁻⁷ m.

4.

FLASHCARD QUESTION

Front

How many valence electrons does an element with 5 valence electrons have?

Back

5.

5.

FLASHCARD QUESTION

Front

What is a packet of electromagnetic energy called?

Back

Photon.

6.

FLASHCARD QUESTION

Front

Define valence electrons.

Back

Electrons in the outermost shell of an atom that determine its chemical properties.

7.

FLASHCARD QUESTION

Front

What is the significance of the periodic table?

Back

It organizes elements based on their atomic number, electron configurations, and recurring chemical properties.

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