Lesson: Tests for Gases and Water Chemistry

Students will be able to

• describe and recognize the use of copper(II) sulfate to test for water,
• describe and recognize the pop sound a lit splint gives as the test for hydrogen,
• describe and recognize the relighting of a glowing splint test for oxygen,
• describe and recognize the limewater test for carbon dioxide,
• describe and recognize the damp red litmus paper test for ammonia,
• describe and recognize the damp blue litmus paper test for chlorine,
• describe and recognize the use of aqueous potassium manganate to test for sulfur dioxide,
• identify the gas based on the results of the above tests,
• suggest which test could be used to show the formation of products or progression of a given reaction.