This is the hardest topic for most O Level students. The Green Book explains:
Over the last five years, searches for the PDF version have exploded. Why? Zimsec O Level Chemistry Green Book Pdf
Because physical copies of the Green Book are often expensive (currently ranging from US$15 to US$25 in Zimbabwean bookstores) or sold out, students have turned to the digital realm. Searching for the is the second most common Chemistry search in Zimbabwe after "ZIMSEC past exam papers." This is the hardest topic for most O Level students
: Atomic structure, chemical bonding, and the Periodic Table. Chemical Reactions : Acids, bases, salts, and equilibria. Organic Chemistry : Hydrocarbons and polymers. Zimsec Chemistry Green Book | PDF - Scribd Zimsec O Level Chemistry Green Book Pdf