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Home » An element is placed in 2nd Group and 3rd Period of the Periodic Table, burns in presence of oxygen to form a basic oxide. (c) Write the balanced equation when it burns in the presence of air (d) Write a balanced equation when this oxide is dissolved in water.
An element is placed in 2nd Group and 3rd Period of the Periodic Table, burns in presence of oxygen to form a basic oxide.
(c) Write the balanced equation when it burns in the presence of air
(d) Write a balanced equation when this oxide is dissolved in water.
CBSE | Class 10 | NCERT Exemplar | Periodic Classification of Elements | Science
An element is placed in 2nd Group and 3rd Period of the Periodic Table, burns in presence of oxygen to form a basic oxide.
(c) Write the balanced equation when it burns in the presence of air
(d) Write a balanced equation when this oxide is dissolved in water.

Solution: The answer:

(c) 2Mg+O2  \to 2MgO

(d) MgO+ H2O \to Mg(OH)2

i

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