Academic Integrity: tutoring, explanations, and feedback — we don’t complete graded work or submit on a student’s behalf.

Qualitative analysis is an important section of physical chemistry. Here, the ch

ID: 723006 • Letter: Q

Question

Qualitative analysis is an important section of physical chemistry. Here, the chemist is acting as a detective trying to solve a mystery of unknown elements. In our work on Group 1 and Group 2 elements we were able to isolate many differrent elements from an unknown sample. What exactly is the difference between Group 1 elements and Group 2 elements? Select the answers below, there may be more than 1 answer to this question.



a. The Group 1 chlorides had very large Ksp values

b. The group 1 sulfides were soluble

c. The group 1 chlorides were soluble

d. The Group 2 sulfides were soluble

e. The Group 2 chlorides were insoluble

f. Both Group 1 and Group 2 element separation depended on precipitation.

Explanation / Answer

a. The Group 1 chlorides had very large Ksp values