SAT Subject Test in Chemistry - Scoring

Scoring

The test has 85 multiple choice questions that are to be answered in one hour. All questions have five answer choices. Students receive 1 point for every correct answer, lose ¼ of a point for each incorrect answer, and receive 0 points for questions left blank. This score is then converted to a scaled score of 200-800. The mean score for the 2009 test administrations was 638, standard deviation 113. In 2011, the mean score was 648 with a standard deviation of 110.