Types of bonds (ionic, covalent, metallic).
For exams scheduled around November 29 (such as the 2024/2025 cycle), the work usually consists of two parts in the OGE format: 19 tasks with short answers.
ОГЭ по химии: как сдать, алгоритмы решения задач с примерами Types of bonds (ionic, covalent, metallic)
Diagnostic chemistry test materials for the 9th grade, typically administered in late November, vary by provider (e.g., StatGrad or MCKO). StatGrad Training Work (Standard Format)
Characteristics of elements based on their position. Key Topics Covered Based on typical 9th-grade curricula
Official answers and criteria for these variants are typically released to schools on the day of the exam. You can often find archived versions and unofficial solutions on educational platforms like 100ballnik or SdamGIA . Key Topics Covered
Based on typical 9th-grade curricula for the first half of the year, expect tasks on: Types of bonds (ionic
Determining oxidation states and balancing equations.