Chemical Reactions Quiz (15+ Q&A) – CHEM 2026 – Chapter 8 – Reaction Types, Balancing, Moles, Conservation of Mass

This document contains 100%-correct exam questions and answers from Chapter 8 of the CHEM 2026 curriculum, focusing on chemical reactions and their classification. Students will review the key indicators of a chemical reaction—such as gas production, color change, light emission, and precipitate formation—and learn to identify and categorize reaction types, including synthesis, decomposition, single-displacement, double-displacement, and combustion reactions. Also included are core concepts in chemical equation structure, such as the roles of coefficients (moles), subscripts (atoms), and the necessity of balancing equations to satisfy the law of conservation of mass. The quiz emphasizes understanding chemical changes, reaction representation, and the molar ratio’s role in solving stoichiometry problems. Best suited for: High school chemistry students reviewing reaction types and equations Introductory college-level general chemistry students Students preparing for standardized chemistry assessments (ACT Science, AP Chemistry) Instructors or tutors needing a foundational reaction-type Q&A set Keywords: chemical reactions, reaction types, synthesis, decomposition, combustion, single displacement, double displacement, balancing equations, molar ratio, conservation of mass, CHEM 2026, chemical equation structure, chapter 8 quiz, chemistry exam prep