3. In 1st transition series 3d orbital are filling. they
occur in
a. 3rd period of periodic table
b. 4th period of periodic table
c. 5th period of periodic table
d. 6th period of periodic table.
Please explain answer
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3. In 1st transition series 3d orbital are filling. they
occur in
a. 3rd period of periodic table
b. 4th period of periodic table
c. 5th period of periodic table
d. 6th period of periodic table.
Please explain answer
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Answer:
4 th period
Explanation:
as the filling occurs in (n-1)d orbital so 4 th period
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