SPM Tahun 2014 Lembaga Peperiksaan, KPM, Putrajaya. Kimia Kertas 1 (Chemistry paper 1 Actual SPM Questions, year 2014. Board of Examination, Ministry of Education Malaysia)
Questions at a Glance.
Q5. Which statement is correct about acid? Acid solution conducts electric current; Strong acid ionizes partially in water; Weak acid produces high concentration of hydrogen ions; The presence of water enables acid to produce hydroxide ions.
Q9. Which statement explains why alloy is harder than pure metal? Atom of other metal reacts with atom of pure metal; Atom of other metal reduces atom of pure metal from sliding ; Bonds between atom in alloy is stronger ; Density of alloy is higher.
Q13. Which characteristic is similar for all elements in Group 17 of the Periodic Table? Form coloured ions; High melting and boiling points; Exist as gas at room temperature; Dissolve in water to form acidic solution
Q14. Which of the following is an example of endothermic reaction? Solid sodium hydroxide dissolved in distilled water; Solid ammonium nitrate dissolved in distilled water; Dilute hydrochloric acid added to silver nitrate solution; Dilute hydrochloric acid added to potassium hydroxide solution.
Q36. Helium gas is used to fill weather balloons because of its inert property. Which of the following is the best explanation of the property? Has low density; Exists as monoatomic gas; Achieved stable electron arrangement; Placed in Group 18 in the Periodic Table.