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Q: The compound constituent of cement abbreviated by C₃A represents:
  • A. tricalcium alumino ferrite
  • B. tricalcium aluminate
  • C. tricalcium silicate
  • D. dicalcium silicate
Correct Answer: Option B - C₃A is a Bogue's compound of portland cement. C₃A stands for the tricalcium aluminate. This causes the flash setting of cement. It does also have very high heat of hydration.
B. C₃A is a Bogue's compound of portland cement. C₃A stands for the tricalcium aluminate. This causes the flash setting of cement. It does also have very high heat of hydration.

Explanations:

C₃A is a Bogue's compound of portland cement. C₃A stands for the tricalcium aluminate. This causes the flash setting of cement. It does also have very high heat of hydration.