Computer · Building Materials
The constituent compound in Portland cement that reacts immediately with water and sets first is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Tricalcium Silicate (C3S)
- 2Dicalcium Silicate (C2S)
- 3Tricalcium Aluminate (C3A)✓
- 4Tetracalcium Aluminoferrite (C4AF)
Correct answer
Tricalcium Aluminate (C3A)
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