Write the nameand atomic number of fourth element of the3d-series.

Writethe nameand atomic number of ninth element of the3d-series.

Write the name and atomic number of the last element of 3d-series.

Write the atomic number of element present in the third period and seventeenth group of the periodic table ?

Indicate the atomic number of elements of period 3 of modern periodic table: elements forming positive ions

Indicate the atomic number of elements of period 3 of modern periodic table:element forming negative ions.

Write the iupac name of the element with atomic number 126

Write the electronic configurations of the elements with the atomic numbers 61, 91, 101, and 109.

Write the iupac name and symbol of the element with atomic number 107.

Write the iupac name and symbol of the element with atomic number 119.