Question

State the number of atoms present present in each of the following species.

a) SO4
2-
b) P2O5
c) PbO
d) NH4
+.


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Answer 1

Answer:

a)= 5 atoms

b)= 2 phosphorus atoms

c)=( pb =1, o=1)

d)=one nitrogen atom

Answer 2

Answer:

1. 5 atoms

2. 7 atoms

3. 2 atoms

4. 15 atoms