{"product_id":"ilts-science-chemistry-240-study-guide-2027-2028","title":"ILTS Science: Chemistry (240) Study Guide 2027–2028 | Illinois Chemistry Teacher Certification Prep, 200 Practice Questions (PDF)","description":"\u003cp\u003ePrepare for ILTS Science: Chemistry (240), the Illinois content-area test for the Science endorsement with the Chemistry designation (grades 9-12). The 13 sections follow the four official subareas and their 13 objectives in order, so you study the general-science core (60% of the test) and the chemistry subareas exactly as the test framework lays them out.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Inside\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• Exam overview: 100 four-choice multiple-choice questions, 3 hours 15 minutes of testing, the 240 passing score on the 100-300 scale, the subarea weights (23%, 37%, 24%, 16%), the on-screen scientific calculator and periodic table, the $110 fee, and the formulas and constants you must know because no reference sheet is listed\u003c\/p\u003e\n\u003cp\u003e• Science Process Skills: the eight practices, investigations and data, measurement and significant figures, lab safety (GHS, SDS, NFPA 704, storage and waste), crosscutting concepts and reading in the science classroom\u003c\/p\u003e\n\u003cp\u003e• Disciplinary Core Ideas: chemistry, physics, biology, Earth and space and environmental science at the depth the test asks\u003c\/p\u003e\n\u003cp\u003e• Chemistry: atomic structure, periodic trends, bonding and VSEPR, nuclear chemistry, solids and organic compounds, gases and phase changes, solutions, acids, bases and titrations, stoichiometry and redox, thermochemistry, kinetics, equilibrium and electrochemistry\u003c\/p\u003e\n\u003cp\u003e• Worked examples with numbered steps, 16 diagrams and charts (periodic trends, VSEPR shapes, heating curve, phase diagram, titration curves, energy diagrams, galvanic cell and more) and 110+ quick-reference tables\u003c\/p\u003e\n\u003cp\u003e• Classroom scenarios, lab safety notes, NGSS links and myth checks for the teaching questions\u003c\/p\u003e\n\u003cp\u003e• Study schedules, FAQs and test-taking strategies\u003c\/p\u003e\n\u003cp\u003e• 2 practice tests of 100 questions each, 200 questions total, with a complete answer key and an explanation for every question\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFormat\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• Instant digital download (PDF), 8.5 × 11 in\u003c\/p\u003e\n\u003cp\u003e• Clickable table of contents\u003c\/p\u003e\n\u003cp\u003e• Print it or study on a tablet, laptop or phone\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003ePlease note: This is a digital product. No physical item will be shipped.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThis is an independent study resource and is not affiliated with or endorsed by the Illinois State Board of Education, the Illinois Licensure Testing System or Pearson.\u003c\/p\u003e","brand":"Test Treasure Publication","offers":[{"title":"Default Title","offer_id":68013461963054,"sku":null,"price":18.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5997\/9822\/files\/Etsy_Cover_1_Hero_ea23ab77-4bad-4653-987b-eeb04230c691.png?v=1794510437","url":"https:\/\/testtreasure.com\/products\/ilts-science-chemistry-240-study-guide-2027-2028","provider":"Test Treasure Publication","version":"1.0","type":"link"}