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Bonding Practice Test

Authored by April Adkins

Chemistry

9th Grade

NGSS covered

Used 425+ times

Bonding Practice Test
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About

This quiz comprehensively covers chemical bonding for 9th-grade chemistry students, focusing on the fundamental concepts that form the foundation of chemical interactions. The assessment evaluates students' understanding of three primary bonding types: ionic, covalent (both polar and nonpolar), and metallic bonding, along with their distinguishing characteristics. Students must demonstrate mastery of electron behavior in each bond type—transfer in ionic bonds, equal sharing in nonpolar covalent bonds, and unequal sharing in polar covalent bonds. The quiz also tests critical skills in chemical nomenclature and formula writing for both ionic compounds (using charges based on periodic table groups) and molecular compounds (using prefixes for covalent naming). Additionally, students need to understand electronegativity differences as the basis for predicting bond polarity, recognize oxidation states of common elements, and apply the octet rule to explain bonding behavior. Created by April Adkins, a Chemistry teacher in the US who teaches grade 9. This practice test serves as an excellent tool for reinforcing bonding concepts through multiple formats, making it ideal for review sessions before unit exams or as homework to solidify understanding after initial instruction. The quiz effectively combines conceptual understanding with practical application, allowing students to demonstrate both their theoretical knowledge of bonding mechanisms and their ability to write correct chemical formulas. Teachers can use this assessment for formative evaluation to identify areas where students need additional support, particularly in distinguishing between ionic and covalent bonding or in applying systematic naming rules. The varied question types support differentiated learning and align with NGSS HS-PS1-2 (constructing explanations for properties of substances based on molecular-level structures) and common state chemistry standards that emphasize chemical bonding and compound formation.

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21 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the correct chemical formula for Calcium Bromide?

CaBr
Ca2Br
CaBr2
Ca2Br2

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

1.  In a nonpolar covalent bond, electrons are

1)  Located in a mobile “sea” shared by many atoms
1)  Shared unequally by two atoms
1)  Shared equally by two atoms
Transferred from one atom to another

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

1.  Which formula represents a molecular compound?

LiOH
NaI
Kr
N2O4

Tags

NGSS.HS-PS1-1

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The degree of polarity of a chemical bond in a molecule of a compound can be predicted by determining the difference in the 

1)  Atomic masses of the bonded atoms in a molecule of the compound
1)  Melting points of the elements in the compound
1)  Symmetry of the molecule.
1)  Electronegativities of the bonded atoms in a molecule of the compound

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the correct formula for Diphosphorous tetranitride?

P(II)N(III)

P2N3

P2N4

PO4NO3

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

1.  Which elements will form an ionic compound?

Na and Al
Li and S
Ca and Hg
H and I

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the charge of an ion in group 13?

+3

-3

-5

+5

Tags

NGSS.HS-PS1-1

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