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  • Metals and Non-metals School Prep . -
    The topics covered in the chapter are physical properties of Metals and Non-Metals, Chemical properties of Metals, Reactivity Series, Ionic compounds and Corrosion. Prevention of Corrosion.
    21 Lessons 01:42:24 Hours English Beginner
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  • Acids, Bases, and Salts School Prep . -
    This chapter explains how can a mixture be created and used in daily chores, different uses of acids bases and salts and their advantages and disadvantage, how to perfectly balance acids and bases, what is the role of acids, bases, and salts in the distinct tasting, etc.
    25 Lessons 02:01:14 Hours English Beginner
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