The Development of Critical Thinking Skills Test on Reaction Rate For 11th Grade Students
Ismiatul Zaroh, Ridwan Joharmawan, Muntholib

UM

Abstract

As one of the learning outcomes of the 2013 Curriculum, one of the curricula currently applicable in Indonesia, critical thinking skills require an assessment instrument. The reaction rate topic has factual, procedural, and conceptual knowledge related to critical thinking skill components. The study at to develop a valid and reliable critical thinking skills test on reaction rate. The study applied research and development design. The development of the test was carried out in five stages, namely (1) literature review, (2) development of items, (3) expert judgment, (4) pilot study, and (5) finalization of the instrument. The pilot study involved 199 public senior high school students in Malang City. The final product of the instrument consists of 10 valid items of critical thinking skills test on reaction rate with Cronbach^s Alpha reliability coefficient of 0.756. This indicates that the test instrument produced by this research and development can be used to assess students^ critical thinking skills on reaction rate.

Keywords: critical thinking skills, reaction rate, eleventh grade students

Topic: Chemistry Education