THIRD TERM Examination Malpractices May Lead to a Repeat of the Subject or Suspensions. Don’t Be Involved. SUBJECT: CHEMISTRY CLASS: S.S.S TWO DURATION: 2 HR OBJECTIVE QUESTIONS Water is temporarily hard because it contains a. CaSO₄ b. MgSO₄ c. Chlorine d. Ca(HCO₃)₂ The following are characteristics of colloids except a. Tyndall effect on light beam