Honors Chemistry Midterm Review Study Guide

Honors Chemistry Midterm Review Study Guide Chemistry - Answer️️ -the study of matter, its properties, and the changes it undergoes Element - Answer️️ -a substance that can not be broken down any farther into simpler substances Compound - Answer️️ -composed of two or more separate elements Chemical Reaction - Answer️️ -a process that involves rearrangement of the molecular or ionic structure of a substance Physical Change - Answer️️ -do not result in the formation of a new, different substance (change in mass, weight, density, size, physical state, melting/boiling point, solubility, color, odor) Chemical Change - Answer️️ -Results in the formation of a new substance (burning, oxidation, acid reactions) Cation - Answer️️ -positively charged ion Anion - Answer️️ -negatively charged ion What is the charge of Zr in the compound ZrBr₄? - Answer️️ -+4 ³⁷₁₇Cl⁻ - Answer️️ -Atomic Mass: 37 Atomic Number: 17 Protons: 17 Electrons: 18 Neutrons: 20 ©SOPHIABENNETT 2024/2025 9:45 AM Page | 2 Net Charge: -1 Salts - Answer️️ -Neutral ionic compounds (ex. NaCl) Ionic Compounds - Answer️️ -chemical compound in which ions are held together by electrostatic forces, neutral overall but can have positive or negative ions, made of a metal and a nonmetal (ex. MgCl₂) Molecular Compounds - Answer️️ -formed when two or more atoms join together chemically, all compounds are molecules but not all mol