Lab Questions For Additional Steps In Physical And Chemical Change Lab - Revised 2022-2023

ChemistryWiki | RecentChanges | Preferences

Here are lab questions concerning the Additional Steps in Physical and Chemical Change Lab - Revised 2022-2023.

1) What observation(s) did you make in Step B to indicate that a chemical reaction occurred?


2) Besides Mg, what other element (substance) combined to make the product?


3) This chemical reaction produced one product (in this case the particle is called a compound). What are the characteristics of that product?

To be filled in class, Chemical formula and name of the product: _____________, ________________.


4) In Step C, did you see the "beam of red light" in the colloid? _________ So, does it have a Tyndal Effect or not?


5) In Step C, did the Solution have a Tyndal Effect, what observation support your answer and what does it explain with respect to the distribute or size of one of the components in the sample.


6) In Step A, the initial solution was a Copper II) sulfate solution [Cu2(SO4)1], it was blue. What would experiment observations would justify if one said the Copper (II) sulfate was made up of two different material?




7) During the discussion in the lab, observations of Copper (II) chloride _________________, Sodium sulfate __________, How does this/these observations support the statement made in Question 6 about Copper (II) sulfate.





ChemistryWiki | RecentChanges | Preferences
Edit text of this page | View other revisions
Last edited September 23, 2022 11:17 am (diff)
Search: