Microlab Lab B3-Cations
Complete the following table of observations. Note that you are not
required to do all tests to complete the table; just the ones listed in the
State the "group" that your cation belongs to and identify the cation.
Defend your answer with evidence.
Ca2+, Ba2+, Fe³+
Mg2+, NH4+, Na+, K+
Evidence to Support
To confirm the presence of sodium or potassium ions it is necessary to use
the flame test. Why is it not possible to precipitate these ions by reactions
similar to those used to identify barium, silver, etc.?
These solutions may offer step-by-step problem-solving explanations or good writing examples that include modern styles of formatting and construction
of bibliographies out of text citations and references. Students may use these solutions for personal skill-building and practice.
Unethical use is strictly forbidden.