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Zinc is the example of retenders.

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in Concrete Technology by (122k points)
Zinc is the example of retenders.

(a) True

(b) False

The question was asked by my school principal while I was bunking the class.

My question comes from Accelerators and Retarders in section Admixtures and Construction Chemicals of Concrete Technology

1 Answer

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The correct choice is (a) True

Explanation: Zinc delays the initial rate of hydration of cement and also delays the initial set of concrete.

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