Question

3. An element having atomic number 13.
a) Write the name of element
b) Write its electronic configuration
c) Draw its schematic diagram to show number of
electrons in different shells
d) What are the the number of valence Electrons
and
e) What is the valency of the element?

hope uh will answer ​

Answer 1

Answer:

Here's your answer!!!

Explanation:

a. The name of element is Aluminium.

b. The electronic configuration will be 2,8,3 or 1s2,2s2 2p6, 3s2 3p1.

d. The number of Valence electrons is 3

e. The valency is also 3.

Hope it helps!!!!

Answer 2

Answer:

a) Name of element is Aluminum

b) Electronic configuration: 2,8,3

d) Number of vale electrons are 3

e) valency of aluminium is 3+