An element A has one electron in it's third shell .
A) write down the group number & period which it's belong .
B) Identify the elements & write the nature of it's oxide
Answers
Answered by
1
Answer:
a) Configuration of X(19)=2,8,8,1.
b) It belongs to fourth period and its valency is 1.
c) Basic oxide (X
2
O)
d) X
2
O+H
2
O→2XOH
Answered by
1
Answer:
Element = sodium
group= 1
period= 3
sodium is a alkali metal
Explanation:
Hope you understand.
please mark as brainlist
Similar questions