Question

4. Write down the electronic
configuration of the following
elements from the given atomic
numbers. Answer the
the following
question with explanation.
a. Li, 14Si, He, „Na, sP Which of these
elements belong to be period 3?
b. ,H, „N, 2,Ca, 16S, Be, 18Ar
Which of these elements
belaong to the second group?




For 20 points​

Answer 1

Answer:ytgtg 5) Explain the reason for change in land use pattern of an area. 5) Explain the reason for change in land use pattern of an area. 5) Explain the reason for change in land use pattern of an area.

Explanation:

5) Explain the reason for change in land use pattern of an area. 5) Explain the reason for change in land use pattern of an area. Ygtvt 5) Explain the reason for change in land use pattern of an area. 5) Explain the reason for change in land use pattern of an area.