An atom of element X has: • 5 protons • 6 neutrons • 5 electrons. Which of the following statements about element X are true? 1 X has an atomic number of 6. 2 X has a nucleon number of 11. 3 X belongs in Group II of the Periodic Table. 4 X is located in the second period of the Periodic Table.
- A1 and 3
- B1 and 4
- C2 and 3
- D2 and 4