Sinhala Medium Published by National Institute of Education in 2019 according to new syllabus Contain Grade 13first 3 lessons 11) Kinetics 12) Chemical Equilibrium 13) Electrochemistry 11) චාලක රසායනය 12) රසායනික සමතුලිතතාව  13) විද්‍යුත් රසායනය

Sinhala Medium Published by National Institute of Education in 2019 according to new syllabus Contain Grade 12 organic chemistry part 7,8,9,10 7) Basic consepts of organic chemistry 8) Hydrocarbon 9) Oxygen containing organic compounds 10) Nitrogen containing organic compounds High quality prints Durable tape binding 7) කාබනික රසායන විද්‍යාවේ මූලික සංකල්ප 8) හයිඩ්‍රොකාබන හා හැලජ්නීකෘත හයිඩ්‍රොකාබන  9) ඔක්සිජන් අන්තගත කාබනික සංයෝග 10) නයිට්‍රජන් අන්තගත කාබනික සංයෝග