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Online CHEM1412 Qualitative Analysis of Ions Objectives: 1. To become acquainted with qualitative analysis of cations and anions. 2. To determine the identity of ions
Online CHEM1412 Qualitative Analysis of Ions Objectives: 1. To become acquainted with qualitative analysis of cations and anions. 2. To determine the identity of ions in an unknown solution. Materials: Small test tubes (6) large test tubes (3) Test tube rack 100 mL beaker 250 mL beaker Erlenmeyer flask Stemno burner and stand/stove Disposable pipettes (10) Water for bath Litmus paper (red or neutral) Distilled water O Introduction: 0.1 M BaCl2* 1mL 0.1M Na3PO4 1mL 0.1 M Zn(CH302)2_2mL 1.0 M Ca(CH302)2_1mL 1.0 M Copper (II) gluconate 1 mL 0.25g Epsom Salts, MgSO4.7HO (to make 10 mL 0.1M) 0.05% NaF (or 0.01M) Iml NaHCO3 (s) 1g NaOH (s) 1g Bleach 1mL 3M HCl 3mL (NH4)2CO3 (s) 0.5g 0.1M Nal ImL Ammonia solution 1mL Mineral oil-2 mL Unknown G-cation unknown Unknown H- anion unknown 0 *Caution: Do not breath BaCl2 vapors. Do not get in eyes, on skin, or on clothing. Discard empty containers. Keep the container tightly closed in a cool, well-ventilated place. Qualitative A
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