#C4.2a
describe tests to identify selected gases
oxygen, hydrogen, carbon dioxide and chlorine
#C4.2b
describe tests to identify aqueous cations and aqueous anions
calcium, copper, iron (II), iron (III) and zinc using sodium hydroxide; carbonates and sulfates using aqueous barium chloride followed by hydrochloric acid; chloride, bromide and iodide using silver nitrate
#C4.2c
describe how to perform a flame test
#C4.2d
identify species from test results
#C4.2e
interpret flame tests to identify metal ions
the ions of lithium, sodium, potassium, calcium and copper
#C4.2f
describe the advantages of instrumental methods of analysis
sensitivity, accuracy and speed
#C4.2g
interpret an instrumental result given appropriate data in chart or tabular form, when accompanied by a reference set of data in the same form
the features of a mass spectroscopy chart