Chapter 4, Problem 4STP

Interpretation Introduction

Interpretation:

The diagram that shows a mixture needs to be identified.

Concept introduction:

Mixture always contains more than one element or a compound. It is a result of mixing two or more substances.

Answer to Problem 4STP

Correct answer: The correct option is (C).

Explanation of Solution

Reason for correct option: A mixture always consists of more than one element or a compound as seen in the last box (Z) there are two different molecules. Hence, the correct option is (c).

Conclusion

Reasons for incorrect options: homoatomic or heteroatomic molecules of same compound present separately isn’t considered to be a mixture.

Option (a): in the first box (X) a heteroatomic molecules are present. And all the molecules are same. Hence not a mixture.

Option (b): in the first box (Y) a homoatomic molecules are present. And all the molecules are same. Hence not a mixture.

Option (d): both (X) and (Y) are not mixture.