Unit 3 Electrons Test

Unit 3 Electrons Test

Assessment

Flashcard

Science

10th Grade

Practice Problem

Easy

Created by

M. Pack

Used 4+ times

FREE Resource

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27 questions

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1.

FLASHCARD QUESTION

Front

Identify the element with the following electron configuration: 1s²2s²2p².

Back

C

2.

FLASHCARD QUESTION

Front

Identify the total amount of electrons in an element with this electron configuration: 1s²2s²2p⁶3s²3p³.

Back

15

3.

FLASHCARD QUESTION

Front

Identify the number of valence electrons in an element with this electron configuration: 1s²2s²2p⁶3s²3p³.

Back

5

4.

FLASHCARD QUESTION

Front

Two atoms have a difference in electronegativity of 2.34. What type of bond will they most likely form?

Back

Ionic

5.

FLASHCARD QUESTION

Front

Two oxygen atoms have a difference in electronegativity of 0. What type of bond will they form?

Back

Covalent

6.

FLASHCARD QUESTION

Front

The energy required to remove one electron from a neutral atom of an element is known as ________.

Back

ionization energy

7.

FLASHCARD QUESTION

Front

Anions have ______ electrons and thus have a ______ charge.

Back

gained; negative

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