What is the role of gypsum, in setting of cement? Identify the correct option from the following :

Question

What is the role of gypsum,  in setting of cement? Identify the correct option from the following :

Canvas Classes · Accepted Answer

🧠 The Cement Architect
Why do we add gypsum to cement? If you just mix water with cement clinker, it sets almost instantly (flash setting) because of the rapid reaction of tricalcium aluminate. Gypsum is our "brake pedal."

🗺️ The Chemistry of Setting
1. The Issue: Tricalcium aluminate () reacts very quickly with water, making the cement unworkable for the mason.
2. The Gypsum Role: When water is added, gypsum () reacts with  to form an insoluble compound called Ettringite.
3. The Buffer: This

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