Multiple Choice
The main constituents of cement are:
A) calcium oxide, silicon dioxide, Aluminium oxide
B) calcium oxide, Iron oxide, Sulphur dioxide
C) magnesium oxide, Silicon dioxide, Aluminium oxide
D) none of these
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q7: Which of the following is used for
Q8: Ordinary glass is a mixture of<br>A)sodium silicate,
Q9: A thick paste of cement, sand and
Q10: The most abundant metal on the earth
Q11: The tip of the lead pencil is
Q13: A lustrous non-metal is<br>A)diamond<br>B)iodine<br>C)sulphur<br>D)phosphorus
Q14: The process of making soap by the
Q15: An amalgam of metal has which other
Q16: Sodium is a<br>A)silvery white and very soft
Q17: Gold is alloyed with which metal to