How the white cement is different from Ordinary Portland Cement (OPC)?

  1. While OPC contains iron and manganese content, there is no iron or manganese in White cement
  2. While Gypsum is used in making of OPC, Gypsum is not used in making of White Cement
  3. Production of white cement consumes significantly more energy in comparison to gray cement

Select the correct option from the codes given below:

Answer: [D] Only 3

First statement is incorrect because amount of chromium, manganese, iron compounds is significantly less (not zero) in white cement in comparison to gray cement. Second statement is not correct because Gypsum is used in making of both. Third statement is correct. Read here about different between OPC and White Cement.

This question is a part of GKToday's Integrated IAS General Studies Module