Lesson 10 of 22
Chapter 2 summary and exercises
Three important nutrients for the growth of plants are nitrogen, phosphorus, and potassium.
- Write the electron configuration of nitrogen, phosphorus, and potassium.
- Specify the valence electrons of each of the above elements.
- Specify the number of the valence energy level of each of the given elements.
- Deduce the period, group, and column of each of the given elements in the periodic table.
- Identigy the families to which nitrogen, phosphorus, and potassium belong.
The electron configuration of ion X3+ is K2 L8
- Find the number of electrons of the ion X3+.
- Determine the number of the electrons, the atomic number, and the mass number of the Atom X, knowing that it has 14 neutral subatomic particles.
- White the electron configuration of Atom X.
- Locate Atom X in the periodic table.
- Specify if Atom X follows the duet or the octet rule to reach stability.