CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Which of the following is not present in portland cement?

A
Ca3Al2O6
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
Ca3SiO5
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
Ca2SiO4
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
Ca3(PO4)2
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution

The correct option is D Ca3(PO4)2
  • Portland cement gets its strength from chemical reactions between the cement and water. The process is known as hydration.
  • Chemical composition of portland cements are-
  1. Ca3Al2O6
  2. Ca3SiO5
  3. Ca2SiO4
  4. Na2O
  5. K2O
  6. CaSO4.2H2O
  7. Ca4Al2Fe2O10
  • Hence option D is not present in portland cement.

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Cement
CHEMISTRY
Watch in App
Join BYJU'S Learning Program
CrossIcon