The major components of cement are

  • A
    $SiO_2, Al_2O_3$
  • B
    $Al_2O_3, Fe_2O_3$
  • C
    $SiO_2, Fe_2O_3$
  • D
    $SiO_2, CaO$

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Similar Questions

The one that is not a carbonate is

Identify the ore that does not contain iron.

Match the following items in List-$I$ with their corresponding formulas in List-$II$.
$A$. Feldspar$I$. $[Ag_3SbS_3]$
$B$. Asbestos$II$. $Al_2O_3 \cdot H_2O$
$C$. Pyrargyrite$III$. $MgSO_4 \cdot H_2O$
$D$. Diaspore$IV$. $KAlSi_3O_8$
$V$. $CaMg_3(SiO_3)_4$

What is the formula of pyrolusite ore?

Important ore of zinc is

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