Question time . . . . ZnO

Click the button next to the most appropriate answer.

Unit 6 Topic 7
Oxide Qualities
Which of the following statements is false for zinc oxide?
ZnO increases the strength and durability of a glaze.

If you select the correct answer you will proceed to the next question.

If you click the wrong answer you will be taken back to review the information on this subject

ZnO has a high coefficient of expansion promoting crazing.
Historically ZnO was important as a replacement for lead oxide flux in glazes for functional ware.
Zinc oxide is a strong flux in amounts of 3 - 4%.
Don't know - take me back to the info page on this subject.  
Menu of Study Units
Check out >>