Qualitative Analysis Chemistry | Santa Ana College

University:
Santa Ana College
Course:
CHEM 229 | General Chemistry and Qualitative Analysis
Academic year:

2021
Views:

144

Pages:

4
Author:

Maverick Martin

Qualitative Analysis CAPE Unit 1 Chemistry Objectives ● ● Identify cations: K+, Na+, Ca2+, Ba2+, Cu2+, by their flames tests by referring to atomic emissions Identify Mg2+, Al3+, Ca2+, Cr3+, Mn2+, Fe2+, Fe3+, Cu2+, Zn2+, Ba2+, Pb2+, NH4+, including the reactions with OH-, CO32- and NH43 and confirmatory tests ● Explain the principles upon which the reactions above are based, refer to equilibrium concepts and basic, amphoteric and complexation ● ● ● Write ionic equations for the equations above Identify anions CO32-, NO3-, SO42-, SO32-, Cl-, Br-, I-, CRO4Write ionic equations for the reactions above Metal Flame test Potassium lilac Sodium Bright orange-yellow Calcium Brick red Barium pale/apple green Copper II Blue green with nonhalide Blue with halide CATION Colour in Nitric acid if not soluble in water Cr3+ Violet Cu2+ Blue Fe2+ Pale green/violet Fe3+ Yellow-brown Mn2+ Pale pink

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