Form 3 Chemistry Mid-Term Exam 2026 Kyela Sec PDF
CHEMISTRY FORM THREE MID TERM TEST 2026 KYELA SECONDARY SCHOOL
SECTION B 30 MARKS
8. A form three student had a task to mop the laboratory chamber; accidentally bees attacked and bite on her hand. The technician advised to apply ashes powder to the bite surface. Explain six importance of the process taking place on the skin surface to our daily life after applying the ashes powder.
9. (a) Explain how the following terms differ from one another
(i) A base and alkali (ii) An atom and isotope
(b) An organic compound P consists of 52.2% of carbon, 13% of hydrogen and 34.8% of oxygen. The vapour density of P is 23. Calculate the molecular formula of the compound P.
(c) Calculate the oxidation number of nitrogen in ammonium nitrate (NH4NO3).
Related Post:
- Form Three Chemistry Midterm 2026 – Mvomero DC PDF
- Form Three Midterm Exam 2026 – Bumbuli DC PDF
- Form Four Pre-Mock 2026 Shinyanga PDF
- Form Three Midterm Exam 2026 – Mpwapwa DC PDF
- Form Four Mock Exam 2026 – Mbinga DC PDF