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JEE Main 202131 AugustMorning Shift
Exam
JEE Main
Year
2021
Date
31 August
Shift
Morning Shift
Subject
Chemistry
Chapter
s Block Elements

JEE Main 2021 · 31 August · Morning Shift · Chemistry · s Block Elements

The major component/ingredient of Portland Cement is :

The major component/ingredient of Portland Cement is :

Options

  1. Adicalcium silicate
  2. Btricalcium aluminate
  3. Cdicalcium aluminate
  4. Dtricalcium silicate

Correct answer

D. tricalcium silicate

Step-by-step solution

Portland cement contain
(i) dicalcium silicate =26= 26 % ,
(ii) Tricalcium silicate =51= 51 % ,
(iii) Tricalcium aluminate =11= 11 %
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