Writing Chemical Equations Practice
Authored by AMANDA M BRAMLETT
Chemistry
10th Grade
NGSS covered
Used 653+ times
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About
This quiz comprehensively covers chemical equation writing and balancing, targeting 10th-grade chemistry students. The questions assess multiple interconnected concepts that form the foundation of chemical literacy: writing and interpreting chemical formulas for ionic and covalent compounds, identifying reactants and products in chemical equations, classifying reaction types (synthesis, decomposition, single replacement, and combustion), balancing chemical equations using coefficients, and applying nomenclature rules for both ionic compounds with transition metals and molecular compounds using prefixes. Students must demonstrate their understanding of polyatomic ions, diatomic molecules, and the ability to count atoms within complex formulas containing parentheses and subscripts. The progression from basic formula writing to equation balancing reflects the logical sequence needed to master chemical equation fundamentals, requiring students to apply knowledge of chemical bonding, oxidation states, and conservation of mass principles. Created by Amanda M Bramlett, a Chemistry teacher in the US who teaches grade 10. This quiz serves as an excellent tool for reinforcing the essential skills students need before advancing to stoichiometry and more complex reaction analysis. Teachers can deploy this assessment as a comprehensive review before unit exams, assign it as homework to reinforce classroom instruction, or use individual questions as warmup activities to activate prior knowledge at the beginning of lessons. The variety of question formats makes it particularly effective for formative assessment, allowing instructors to quickly identify which students need additional support with specific concepts like balancing equations or writing formulas for compounds with polyatomic ions. The content aligns with NGSS HS-PS1-7, which requires students to use mathematical representations to support the claim that atoms are conserved during chemical reactions, and supports Common Core mathematical practices through the systematic application of balancing principles and formula writing algorithms.
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30 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Which is the correct chemical equation for the following: Solid Zn reacts with silver (I) chloride to produce Zinc (II) chloride and silver metal
Zn + AgCl → ZnCl2 + Ag
ZnCl2 + Ag → Zn + AgCl
ZnCl2 + Ag2 → Zn + AgCl
Zn2Cl + Ag → Zn + AgCl
Tags
NGSS.HS-PS1-2
NGSS.HS-PS1-7
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Which is the correct chemical equation for the following: Barium Chloride combined with sodium sulfide yields barium sulfide and sodium chloride
BaCl + NaS → BaS+ NaCl
BaCl2 + Na2S → BaS+ NaCl
BaS+ NaCl → BaCl + NaS
BaCl2 + Na2S → BaS+ NaCl2
Tags
NGSS.HS-PS1-2
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the correct formula for Sodium Oxide?
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Name the following ionic compound: BeCl2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is NOT a diatomic molecule?
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
___________________ are the elements or compounds that are formed in a chemical reaction.
Polymers
Bonds
Reactants
Products
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which part of the chemical equation is the product?
C6H12O6 + 6O2 ---> 6CO2 + 6H2O
C6H12O6 + 6O2
6CO2 + 6H2O
Tags
NGSS.HS-PS1-2
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