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Massachusetts Comprehensive Assessment System

2012 MCAS Sample Student Work and Scoring Guides

High School Chemistry

Question 11: Solutions, Equilibrium, and Acid-Base Theory
Question 23: Properties of Matter and Thermochemistry
Question 33: Bonding and Reactions
Question 44: Atomic Structure and Periodicity
Question 45: Bonding and Reactions


  1. The sample responses provided here are selections of actual student work from the MCAS tests administered in 2012. In order to protect the privacy of individual students, all names and references of a personal nature have been altered or removed. Aside from these changes, the responses appear as the students wrote them.

Related Links:

Download PDF Document  High School Chemistry of the Release of Spring 2012 MCAS Test Items
Download PDF Document  Chemistry Formula and Constants Sheet/Periodic Table
For a copy of the Chemistry Formula Sheet in an alternative accessible format, please contact Student Assessment Services at 781-338-3625.

Return to the MCAS Student Work/Scoring Guides

Last Updated: December 22, 2022

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