(Solved): oxidation and reduction assessment  lidentify the oxidizing agent (OA) and reducing agent (RA) ...

lidentify the oxidizing agent (OA) and reducing agent (RA) in the foliowing equation: \( \mathrm{H}_{2}+\mathrm{Cl}_{2} \rightarrow 2 \mathrm{H}+2 \mathrm{Cl}- \) OA: H, PA: HOI QA: H, RA:CI OA: Cl.RA:H OA: CI. RA: HCI QUESTION 12 Which of the following is true about owidation-reduction reactions? One atom is podued and one is reduced Both atoms are oxidized and reduced The total number of electrons changes One atom can be coidized without one boing reduced QUESTION 13 When phosphorous changes from \( \mathrm{p}^{3} \) - to \( P \). what has ccourred? Its oxdized and acts as the reduong agent. Its oxidized and acts as the oxidaing agent Its reduced and acts as the reducing agent Its redused and acts as the oxd ang agent QUESTION 14 Identify the stuation that does not represent the oxdation of an atom \( 2 n^{2}+2 n^{3}+ \) \( 2 n^{3}+\rightarrow 2 n^{2}+ \) \( \mathrm{Cu}+\mathrm{Cu}+ \) \( \mathrm{Cu} \rightarrow \mathrm{Cu}^{3}+ \) QUESTION 15 Identify the type of reacsion in the following equation: \[ \mathrm{Ca}^{2}+2 e^{-}+\mathrm{Ca} \] Oxidation Peduction Redox Combination