Question

an element X when burnt in the presence of oxygen produces a dazzling light. the product Y when dissolved in water forms Z, which changed the red limits paper to blue.

identify X,Y and Z
what is the nature of Y


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Answer 1

X= magnesium
Y= magnesium oxide
Z= magnesium hydroxide

Answer 2

X is magnesium

Y is magnesium oxide

Z is magnesium hydroxide

Magnesium oxide (MgO). An inorganic compound that occurs in nature as the mineral periclase. In aqueous media combines quickly with water to form magnesium hydroxide. It is used as an antacid and mild laxative and has many nonmedicinal uses.