Все типы задания №6 ЕГЭ по химии 2026 | Cборник Добротина | Умскул

We're breaking down Task 6 and its types for the 2026 Unified State Exam in Chemistry from Dobrotin's collection. This video will help you quickly understand the task format, avoid common mistakes, and confidently score high on the exam! 👉 Get cheat sheets on all chemistry topics for the Unified State Exam and other free useful files from the pinned Telegram channel: https://t.me/+lJA-dD7_QeE5Yjgy 🧑‍🔬 I'm Bogdan Chagin, preparing 11th-graders for the Unified State Exam in Chemistry at the Umskul online school. I've prepared 168 students who achieved perfect scores, and over 1,400 of my students have passed the exam with a score of 90+. My course is approved by the Ministry of Education and is included in the official list of electronic educational resources 🇷🇺 I can explain chemistry in any way: in academic language and with simple examples and associations. The material will be absorbed automatically—you won't have to constantly cram! 🍓 Prepare for the Unified State Exam with Umschool now to be sure to score well. Follow the link to sign up or ask a question: We'll create a personalized learning track for you in 4 subjects so you don't burn out, and we'll help you get into the university of your dreams! With our teachers, you'll definitely understand and love the subject and learn about all the pitfalls of exams. A little about Umschool: — Every eighth student in Russia who achieved a perfect score in 2025 studied at Umschool. — We've trained over 4,900 students who achieved a perfect score. — 47,000 of our students have scored 90+ on the Unified State Exam. — 80,000+ excellent students who passed the Basic State Exam — Over 9 years, we've prepared 600,000+ students for the Unified State Exam and Basic State Exam. 🔔 Subscribe to the channel, like it, and click the bell to stay up to date with new videos! 💙 Watch my videos and live broadcasts on VK Video: https://vk.cc/cDzdo5 00:00 — Introduction: Specifics of Task 6 of the Unified State Exam in Chemistry 01:32 — Main Topics: Redox Reactions and the Absence of Redox Reactions 01:50 — Analysis of Example #1: Excess Alkali and Gas Evolution 03:08 — Solubility Analysis and Selection of Substances X and Y 05:18 — Reaction Equations: Hydrolysis of Aluminum Sulfide 07:18 — Analysis of Example #2: Obtaining an Insoluble Hydroxide and a Salt 09:47 — Working with a Solubility Table to Determine Magnesium Phosphate 11:38 — Analysis of Example #3: Aluminum Sulfate and Two Salts 14:12 — Comparison of Potassium and Barium Hydroxides in Reactions 16:43 — Analysis of Example #4: The Reaction of Calcium Bicarbonate with acid 19:18 — Qualitative reaction of carbonates with gas evolution 20:12 — Analysis of problems with abbreviated ionic equations 21:58 — The role of electrolyte strength (strong and weak acids) 23:26 — Analysis of example #5: calcium nitrite and hydrogen bromide 26:10 — Analysis of problem from the Unified State Qualifications of Chemical Reactions: amphoteric zinc hydroxide 28:33 — Summary and classification of problem types #6 29:21 — Recommendations for preparation and useful materials #umskul #ege #chemistry