Chemical Analysis Flashcards
1
Q
What is a pure substance?
A
Substances that contain only one type of element or one type of compound.
2
Q
What is a formulation?
A
A formulation is a mixture that has been designed to have specific properties.
3
Q
What is the test for carbon dioxide?
A
Bubble it through lime water and the lime water will turn cloudy if it is CO2.
4
Q
What is the test to identify metal ions?
A
Flame tests.
5
Q
What is the test for halide ions?
A
Adding silver nitrate solution and dilute nitric acid (positive test= silver halide precipitate).
6
Q
What is the test for sulfate ions?
A
Adding dilute hydrochloric acid and barium chloride (positive result= white precipitate).
