# An element is placed in 2nd Group and 3rd Period of the Periodic Table, burns in presence of oxygen to form a basic oxide.(a) Identify the element.(b) Write the electronic configuration.(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.(e) Draw the electron dot structure for the formation of this oxide.

#### Complete Python Prime Pack

9 Courses     2 eBooks

#### Artificial Intelligence & Machine Learning Prime Pack

6 Courses     1 eBooks

#### Java Prime Pack

9 Courses     2 eBooks

(a) The element is Magnesium.

(b) Its Electronic Configuration is - 2,8,2

(c) The balanced equation is shown below:
$2Mg + O_2 \rightarrow 2MgO$

(d) The balanced equation is shown below:
$MgO+ H_2O \rightarrow Mg(OH)_2$

(e) The electron dot structure is shown below:
Updated on 10-Oct-2022 13:28:24