Howard College Analysis of Group III Ions Lab Report

Howard College

Question Description

Help me study for my Chemistry class. I’m stuck and don’t understand.

There are 7 questions to be answers all relate to the lab manuel that i will provide to you

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Experiment 21: Analysis of Group III Ions

Qualitative Analysis – determination of the types of ions present in
Objective: Analyze a sample that contains a subgroup of Group III
cations, namely, Fe+3, Ni+2, Cr+3, and Al+3.

The ions are precipitated from solution as insoluble sulfides,
hydroxides, or in the case of nickel, as an insoluble complex. Each
cation will precipitate from solution with a distinctive color.

Read over the general analysis scheme starting on page 21-6 in the
lab manual and use the information presented to help...

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