qualitative analysis - C. Confirmation of Ammonium Ion...

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Qualitative Analysis of the Group IV and V Cations Excel Template Chem1310 Laboratory Copyright (c) 2003 Tatsuya Maehigashi Chem1310 Margin Name: Miranda Pryor Partner's Name: Cassandra Pryor Section: A4 Date of Experiment Performed: 3/27/2007 Date of Report Prepared: 4/3/2007 Qualitative Analysis of the Group IV and V Cations Results/Observations A. Separation and Confirmation of the Group IV Cations Test Analyte Observations Known Buffered Mix white precipitate Ba/Ca ppt dissolved Ba/Ca Supernatent Ba/Ca Supernatent Unknown Buffered Mix white precipitate Ba/Ca ppt dissolved Ba/Ca Supernatent Ba/Ca Supernatent B. Confirmation of Sodium and Potassium Ions Test Analyte Observations Flame Test original yellow/orange Flame Test Ba/Ca Supernatent violet Flame Test original yellow/orange Flame Test Ba/Ca Supernatent violet Margin Margin
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Unformatted text preview: C. Confirmation of Ammonium Ion Adding (NH 4 ) 2 CO 3 Adding CH 3 COOH Adding K 2 CrO 4 Adding (NH 4 ) 2 C 2 O 4 Adding (NH 4 ) 2 CO 3 Adding CH 3 COOH Adding K 2 CrO 4 Adding (NH 4 ) 2 C 2 O 4 A B C D E F G H I J K L M N 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 Qualitative Analysis of the Group IV and V Cations Excel Template Chem1310 Laboratory Copyright (c) 2003 Tatsuya Maehigashi Test Analyte Observations Known Adding NaOH original pH 8-does have ammonium ion heat over flame NaOH+original ammonia smell Unknown Adding NaOH original pH 6-no ammonium ion heat over flame NaOH+original no ammonia smell Overall Results Unknown ID 1 Ion(s) Confirmed Na + , K + , Ca 2+ A B C D E F G H I J K L M N 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66...
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This note was uploaded on 04/07/2008 for the course CHEM 1310 taught by Professor Cox during the Spring '08 term at Georgia Institute of Technology.

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qualitative analysis - C. Confirmation of Ammonium Ion...

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