National Institute of Open Schooling
Spontaneity of Chemical Reactions
Do spontaneous reactions really occur? Activity 12 in a series of 36 focuses on spontaneity of chemical reactions. Learners read about, discuss, and answer questions pertaining to entropy, explain the third law of thermodynamics, explore...
Curated OER
2007 U.S. National Chemistry Olympiad Local Section Exam
Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...
Science Geek
Electrochemistry
Introduce redox reactions including how to identify and solve them. After reviewing the rules for assigning oxidation numbers, a presentation presents trends and vocabulary. Finally, it explains voltaic cells, electrolytic cells,...
Curated OER
Thermodynamics Worksheet
In this thermodynamics worksheet, students answer eight questions about reactions that involve change in entropy, they identify reactions as spontaneous or non-spontaneous and they solve problems using the laws of thermodynamics.
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Electrolysis
Students conduct a series of experiments on water electrolysis. In this chemistry lesson, students explain what happens to the molecules during the process. They cite real world applications of electrolysis.
Curated OER
Cinquain
Students create an original Cinquain (five-line poem) and choreograph movement to their poem, performing movement for class and video. This lesson addresses standards in the arts and requires a video recorder.
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CTBS Vocabulary Practice #2
In this vocabulary practice instructional activity, students identify synonyms and antonyms, correctly complete of a sentence, and pick the word that best fits in two separate sentences. Students answer twenty five multiple choice...