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Valence of Chemical Elements. This is a chemistry lesson for grade 8. Today you will learn what valence is, learn to determine the valence of chemical elements. Welcome to a chemistry lesson from the INTENSIVKURS school. Subscribe and get an A! Watch other Chemistry lessons: Salts. Classification of salts: • SALTS CHEMISTRY GRADE 8 // Chemistry Lesson Grade 8... Ion Exchange Reactions: • ION EXCHANGE REACTIONS, ION EQUILIBRIUM... SIGN UP FOR CLASSES AND STUDY WITH THE BEST TEACHERS! We will tell you all the secrets of learning in simple language. The channel will be useful for schoolchildren and their parents. Subscribe to our channel and get a FREE trial LESSON tomorrow https://bit.ly/3bRI5rH Our Instagram: For RF: / intensivkurs.ru For RB: / intensivkurs.by Our teacher: / alex.chemistry #chemistry #chemistry9th grade #valence #valenceofelement #constantvalence #variablevalence #howtodeterminevalence #chemistrypreparation #egechemistry #intensiv #egepreparation #intensive