Question

8. Sorel's cement is
(a) Portland cement + Mgo
(b) MgCl2 Casio3.220
(e) CaSiO3 MgCO3.
(d)MgC12.5MgO xH20​

Answer 1

Answer:

d) MgC12.5Mgk×H20

Explanation:

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Answer 2

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The Sorel cement is a mixture of magnesium oxide (burnt magnesia) with magnesium chloride with the approximate chemical formula Mg4Cl2(OH)6(H2O)8, or MgCl2·3Mg(OH)2·8H2O, corresponding to a weight ratio of 2.5–3.5 parts MgO to one part MgCl2.