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SCAN0005 - Test for Functional Groups 1 Practice each test...

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Unformatted text preview: Test for Functional Groups 1) Practice each test on a known compound that is expected to return a positive result. 2) Test your unknown with all tests. 3) Obtain an infrared spectrum of your unknown. Tests 1 mL = 20 drops Solubility (23.3): 1 drop test compound (known or unknown) to ~ 1 mL solvent lf soluble in water, test pH. fiot soluble in water, test solubility in 5% HCI and 5% NaOH. Bromine (29.3): 5 drops test compound to 2 drops reaming, “Chromic Anhydride (29.4): 5 drops test compound to 2 drops reagentCh a 2,4-DNP (29.5): 2 drops test compound to 2 mL DNP re_ag§r_it 909 Silver Nitrate (29.11): 1 drop test compound to 2 mL AgNO3 solution Sodium Hydroxide (29.12): 2 drops test compound, 3 mL ethanol, 3 drops phenolphthalein, add 0.1 M NaOH dropwise until solution is pink, warm Sodium Iodide (29.13): 2 drops test compound to 1 mL Nal/aoetone solution Tollen’s Reagent (29.14): (In order) 2 mL 5% AgN03(aq), 1 drop 10% NaOH (aq), 5% NH4OH until solide dissolves, 2 drops compound, warm ...
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