Chemistry Form 3 Chemical Equations Nyumbu Sec 2026 PDF
KIBAHA PWANI – NYUMBU SECONDARY SCHOOL CHEMISTRY FORM THREE TOPICAL EXAM: CHEMICAL EQUATION
SECTION C
9. Explain the meaning of the following statements and write one example per each.
(i) decomposition reaction
(ii) displacement reaction
(iii) synthesis reaction
(iv) neutralization
(v) redox reaction
(vi) reduction
(vii) oxidation. (@2.5marks)
10. Complete the following equations and classify each as substitution(displacement), combination, neutralization or double decomposition.
(a) CuSO4(aq) + Zn(s)—————>
(b) H2(q) + Cl2(q) —————-> (@3marks)
(c) HBr(aq) + KOH (aq) ————->
(d) Ca(s) + O2(g) ————–>
(e) BaCl2(aq) + ZnSO4(aq) ———>
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