44. Solution to Chemistry Problem
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TANTALUM
- Write the electron formulas of atoms and their ions according to Klechkovsky's rule.
- Determine the number of protons, electrons, and neutrons for each atom.
- Determine the number of energy levels for each atom.
- Determine which group and subgroup (main - A or secondary - B) each atom is in.
- Which family of elements does each atom belong to.
- Write the abbreviated electron formulas for the outer and valence electrons of these atoms.
- Draw the electron-graphic formulas of the valence electrons of these atoms and determine the values of all the quantum numbers of these electrons.
- Determine the total spin of the electrons of the sublevel that is filled last.
- Determine the number of paired and unpaired valence electrons of these atoms in the normal state.
- Determine the number of free and occupied atomic orbitals at the last level of these atoms in the normal state.
- Write abbreviated electron and electron-graphic formulas for all possible excited states of these atoms.
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