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

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

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

Name the last element of third period?

An element has 2 electrons in the M shell. What is the atomic number of the element ?

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.

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:element forming negative ions.