HS-PS1-2

Construct and revise an explanation for the outcome of a simple chemical reaction based on the outermost electron states of atoms, trends in the periodic table, and knowledge of the patterns of chemical properties.

Clarification statement: Examples of chemical reactions could include the reaction of sodium and chlorine, of carbon and oxygen, or of carbon and hydrogen.

Assessment boundary: Assessment is limited to chemical reactions involving main group elements and combustion reactions.

Resources

Examples and discussion of resources for the learning, teaching, and assessment of HS-PS1-2.

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Assessment

What assessment of HS-PS1-2 might look like on a NY state exam.

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NGSS Dimensions

Performance expectation HS-PS1-2 was developed using the following elements from the NRC document A Framework for K-12 Science Education:

Science and engineering practices

Disciplinary core ideas

Crosscutting concepts

Connections to Other Standards

HS-PS1-2 connections to ELA, math, and other science standards as outlined by the NYS Education Department:

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Chemistry | HS. Chemical Reactions